<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2025 Workiva-->
<!--r:bb60f925-a413-4403-aa80-dcdf70290608,g:60f379f9-63cd-4856-b4c5-abe94767f1bc-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.allete.com/role/CONSOLIDATEDBALANCESHEETUnaudited" xlink:type="simple" xlink:href="ale-20250630.xsd#CONSOLIDATEDBALANCESHEETUnaudited"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/CONSOLIDATEDBALANCESHEETUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_ff99fc25-6411-40e5-801e-44f26371bf33" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_5b77c32c-7006-43d6-b7a5-e1753acefe16" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_ff99fc25-6411-40e5-801e-44f26371bf33" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_5b77c32c-7006-43d6-b7a5-e1753acefe16" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsAndOtherReceivablesNetCurrent_58c7f324-9f8a-47af-b205-c30be5b1130f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsAndOtherReceivablesNetCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_ff99fc25-6411-40e5-801e-44f26371bf33" xlink:to="loc_us-gaap_AccountsAndOtherReceivablesNetCurrent_58c7f324-9f8a-47af-b205-c30be5b1130f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_e1b320af-fa3c-4cf5-8ea1-74fd4d432486" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryNet"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_ff99fc25-6411-40e5-801e-44f26371bf33" xlink:to="loc_us-gaap_InventoryNet_e1b320af-fa3c-4cf5-8ea1-74fd4d432486" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_e2fcfdcc-846f-4845-ac2e-67b4a8429c20" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_ff99fc25-6411-40e5-801e-44f26371bf33" xlink:to="loc_us-gaap_OtherAssetsCurrent_e2fcfdcc-846f-4845-ac2e-67b4a8429c20" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_275d4d96-b59c-4c73-8b92-b4c82f172381" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_a0642164-689d-4002-9c1e-9bcf5b46db95" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_275d4d96-b59c-4c73-8b92-b4c82f172381" xlink:to="loc_us-gaap_Liabilities_a0642164-689d-4002-9c1e-9bcf5b46db95" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_4f05cdb0-d3d8-4bbc-9d64-6034bacd9947" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_275d4d96-b59c-4c73-8b92-b4c82f172381" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_4f05cdb0-d3d8-4bbc-9d64-6034bacd9947" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_34e88559-b936-450a-af32-54aeef663644" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_275d4d96-b59c-4c73-8b92-b4c82f172381" xlink:to="loc_us-gaap_CommitmentsAndContingencies_34e88559-b936-450a-af32-54aeef663644" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests_4b481efb-3632-4215-93e6-fa5334836559" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_275d4d96-b59c-4c73-8b92-b4c82f172381" xlink:to="loc_us-gaap_TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests_4b481efb-3632-4215-93e6-fa5334836559" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_78a8ce67-6098-45b7-89af-160655912d1d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_6dde5cd7-87de-4719-a4aa-3dbcd4aa3fcc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_78a8ce67-6098-45b7-89af-160655912d1d" xlink:to="loc_us-gaap_AccountsPayableCurrent_6dde5cd7-87de-4719-a4aa-3dbcd4aa3fcc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxesPayableCurrent_c35b4e6a-e23a-499b-b9f6-48567f3cd64d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TaxesPayableCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_78a8ce67-6098-45b7-89af-160655912d1d" xlink:to="loc_us-gaap_TaxesPayableCurrent_c35b4e6a-e23a-499b-b9f6-48567f3cd64d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPayableCurrent_73f456f2-fb79-49f5-8eef-7d6d9190b122" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestPayableCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_78a8ce67-6098-45b7-89af-160655912d1d" xlink:to="loc_us-gaap_InterestPayableCurrent_73f456f2-fb79-49f5-8eef-7d6d9190b122" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_ec63ecb5-4b41-43ab-b62b-0ae144314abc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_78a8ce67-6098-45b7-89af-160655912d1d" xlink:to="loc_us-gaap_LongTermDebtCurrent_ec63ecb5-4b41-43ab-b62b-0ae144314abc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_59460076-8b6c-4afa-bd35-fd293e3a893f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_78a8ce67-6098-45b7-89af-160655912d1d" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_59460076-8b6c-4afa-bd35-fd293e3a893f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_c38610c5-dbed-4017-afe6-680c937a2425" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestments_e682ffcf-dd82-4e0b-b05a-9a79a7c3691f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityMethodInvestments"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_c38610c5-dbed-4017-afe6-680c937a2425" xlink:to="loc_us-gaap_EquityMethodInvestments_e682ffcf-dd82-4e0b-b05a-9a79a7c3691f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_80c6580d-6e80-49ea-9a1c-22ca1b8b60b5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_c38610c5-dbed-4017-afe6-680c937a2425" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_80c6580d-6e80-49ea-9a1c-22ca1b8b60b5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetIncludingGoodwill_6adcd955-9246-4611-b43f-64717b4779ad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IntangibleAssetsNetIncludingGoodwill"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_c38610c5-dbed-4017-afe6-680c937a2425" xlink:to="loc_us-gaap_IntangibleAssetsNetIncludingGoodwill_6adcd955-9246-4611-b43f-64717b4779ad" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_b0bfd1dc-ad20-4e99-94cb-333202f1e676" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_c38610c5-dbed-4017-afe6-680c937a2425" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_b0bfd1dc-ad20-4e99-94cb-333202f1e676" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_a1e63f41-f1de-4f66-8be3-f5f814056a9e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_c38610c5-dbed-4017-afe6-680c937a2425" xlink:to="loc_us-gaap_AssetsCurrent_a1e63f41-f1de-4f66-8be3-f5f814056a9e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryAssetsNoncurrent_b147e414-d36d-41dc-9dc1-a018ee5599ad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RegulatoryAssetsNoncurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_c38610c5-dbed-4017-afe6-680c937a2425" xlink:to="loc_us-gaap_RegulatoryAssetsNoncurrent_b147e414-d36d-41dc-9dc1-a018ee5599ad" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_1489bf42-d204-4a17-94f6-f3e986e9b722" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_b7aad253-5549-4203-93d3-d5e0ad6f9dac" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_1489bf42-d204-4a17-94f6-f3e986e9b722" xlink:to="loc_us-gaap_CommonStockValue_b7aad253-5549-4203-93d3-d5e0ad6f9dac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_d28eb510-80a1-43d4-b0c7-4f7c5512e125" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_1489bf42-d204-4a17-94f6-f3e986e9b722" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_d28eb510-80a1-43d4-b0c7-4f7c5512e125" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_6ebb645e-5af4-4631-95ac-f48aa9ca0f1c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_1489bf42-d204-4a17-94f6-f3e986e9b722" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_6ebb645e-5af4-4631-95ac-f48aa9ca0f1c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_55a97f7a-cff1-4523-ba12-c6bbe78ef8e0" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_3f10d5f3-dded-4c68-a46f-82e97f0e397c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_55a97f7a-cff1-4523-ba12-c6bbe78ef8e0" xlink:to="loc_us-gaap_LiabilitiesCurrent_3f10d5f3-dded-4c68-a46f-82e97f0e397c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_034dfb7f-6d04-4304-8ddd-bae70d2e30dd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_55a97f7a-cff1-4523-ba12-c6bbe78ef8e0" xlink:to="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_034dfb7f-6d04-4304-8ddd-bae70d2e30dd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_d702b7f4-b608-4617-b4b4-07f756e0984c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_55a97f7a-cff1-4523-ba12-c6bbe78ef8e0" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_d702b7f4-b608-4617-b4b4-07f756e0984c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_c3512baf-cff9-449a-bce1-6de57355765b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_55a97f7a-cff1-4523-ba12-c6bbe78ef8e0" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_c3512baf-cff9-449a-bce1-6de57355765b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatoryLiabilityNoncurrent_fed26b93-7c9c-42c5-b7bd-467bee1f271a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RegulatoryLiabilityNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_55a97f7a-cff1-4523-ba12-c6bbe78ef8e0" xlink:to="loc_us-gaap_RegulatoryLiabilityNoncurrent_fed26b93-7c9c-42c5-b7bd-467bee1f271a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_e969e4f0-416c-4900-af38-bed82af8d7ff" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_55a97f7a-cff1-4523-ba12-c6bbe78ef8e0" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_e969e4f0-416c-4900-af38-bed82af8d7ff" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_477afb40-f6df-4d52-8447-a08fc5917122" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_85ff9adc-b9af-48f2-b9eb-5793f2e2a599" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_477afb40-f6df-4d52-8447-a08fc5917122" xlink:to="loc_us-gaap_StockholdersEquity_85ff9adc-b9af-48f2-b9eb-5793f2e2a599" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterest_3755cd38-b1b2-48d4-90b6-3d9338d371b6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MinorityInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_477afb40-f6df-4d52-8447-a08fc5917122" xlink:to="loc_us-gaap_MinorityInterest_3755cd38-b1b2-48d4-90b6-3d9338d371b6" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/CONSOLIDATEDSTATEMENTOFINCOMEUnaudited" xlink:type="simple" xlink:href="ale-20250630.xsd#CONSOLIDATEDSTATEMENTOFINCOMEUnaudited"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/CONSOLIDATEDSTATEMENTOFINCOMEUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_7ceee910-4d51-4cf4-a717-2022df23bc99" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_7d8b1319-0fa7-41c3-b4ac-cc2607de9d1a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_7ceee910-4d51-4cf4-a717-2022df23bc99" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_7d8b1319-0fa7-41c3-b4ac-cc2607de9d1a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_b8e3d70f-8e2d-47a9-a8cd-4fe7912e7f7b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_7ceee910-4d51-4cf4-a717-2022df23bc99" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_b8e3d70f-8e2d-47a9-a8cd-4fe7912e7f7b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_9ce71d2a-7c17-4670-b67f-72b1ad583a7f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RegulatedOperatingRevenue_3e3db181-d767-4a85-9aaf-dd77a03eff70" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RegulatedOperatingRevenue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_9ce71d2a-7c17-4670-b67f-72b1ad583a7f" xlink:to="loc_us-gaap_RegulatedOperatingRevenue_3e3db181-d767-4a85-9aaf-dd77a03eff70" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnregulatedOperatingRevenue_9bf77aaf-690e-49e6-9d48-3f7b94ce1478" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UnregulatedOperatingRevenue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_9ce71d2a-7c17-4670-b67f-72b1ad583a7f" xlink:to="loc_us-gaap_UnregulatedOperatingRevenue_9bf77aaf-690e-49e6-9d48-3f7b94ce1478" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueNotFromContractWithCustomerOther_3a7b203f-36b4-4a70-b998-cb57a5e2ab38" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueNotFromContractWithCustomerOther"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_9ce71d2a-7c17-4670-b67f-72b1ad583a7f" xlink:to="loc_us-gaap_RevenueNotFromContractWithCustomerOther_3a7b203f-36b4-4a70-b998-cb57a5e2ab38" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_24934bf6-d248-454b-9c75-501fc0d1c77e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_6a07f95b-a3c4-4789-b6ca-27ed5ec15c45" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_24934bf6-d248-454b-9c75-501fc0d1c77e" xlink:to="loc_us-gaap_Revenues_6a07f95b-a3c4-4789-b6ca-27ed5ec15c45" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_a1a64ed4-63d8-4032-b5ff-6a6f71c90648" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostsAndExpenses"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_24934bf6-d248-454b-9c75-501fc0d1c77e" xlink:to="loc_us-gaap_CostsAndExpenses_a1a64ed4-63d8-4032-b5ff-6a6f71c90648" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_78e9720f-f49a-4345-8bb2-4f8409d8a2f1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostsAndExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_FuelPurchasedPowerAndGasUtility_2a1e634a-012a-4734-98e0-4b0b9964e4c2" xlink:href="ale-20250630.xsd#ale_FuelPurchasedPowerAndGasUtility"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_78e9720f-f49a-4345-8bb2-4f8409d8a2f1" xlink:to="loc_ale_FuelPurchasedPowerAndGasUtility_2a1e634a-012a-4734-98e0-4b0b9964e4c2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_TransmissionServicesUtility_bf8cf8fe-ad94-4440-a6e9-e4b2a04fa52a" xlink:href="ale-20250630.xsd#ale_TransmissionServicesUtility"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_78e9720f-f49a-4345-8bb2-4f8409d8a2f1" xlink:to="loc_ale_TransmissionServicesUtility_bf8cf8fe-ad94-4440-a6e9-e4b2a04fa52a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_34744234-024c-448c-8cff-a4533702b027" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_78e9720f-f49a-4345-8bb2-4f8409d8a2f1" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_34744234-024c-448c-8cff-a4533702b027" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_OperatingAndMaintenance_d7dfd355-6591-420b-8050-0c26aac36db0" xlink:href="ale-20250630.xsd#ale_OperatingAndMaintenance"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_78e9720f-f49a-4345-8bb2-4f8409d8a2f1" xlink:to="loc_ale_OperatingAndMaintenance_d7dfd355-6591-420b-8050-0c26aac36db0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_f3f9ec99-6814-48f0-abb8-7808253c273d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_78e9720f-f49a-4345-8bb2-4f8409d8a2f1" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_f3f9ec99-6814-48f0-abb8-7808253c273d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxesOther_052640f1-6c4d-44de-a9da-d9003b3e5a80" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TaxesOther"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_78e9720f-f49a-4345-8bb2-4f8409d8a2f1" xlink:to="loc_us-gaap_TaxesOther_052640f1-6c4d-44de-a9da-d9003b3e5a80" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_3d817692-02ab-4f81-b51d-33541b102321" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_8f2b4a53-15f3-47a5-ad17-18325b8386b4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_3d817692-02ab-4f81-b51d-33541b102321" xlink:to="loc_us-gaap_OperatingIncomeLoss_8f2b4a53-15f3-47a5-ad17-18325b8386b4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_b785e351-02f8-422d-958b-75d77025723a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NonoperatingIncomeExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_3d817692-02ab-4f81-b51d-33541b102321" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_b785e351-02f8-422d-958b-75d77025723a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_98ab5fa1-c466-4a4a-9b33-2b9757eabbd7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_ef15ad43-f2c6-4031-a6e8-cdd159f5dddc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_98ab5fa1-c466-4a4a-9b33-2b9757eabbd7" xlink:to="loc_us-gaap_ProfitLoss_ef15ad43-f2c6-4031-a6e8-cdd159f5dddc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_b70479f7-def6-4672-b863-106f94124d74" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_98ab5fa1-c466-4a4a-9b33-2b9757eabbd7" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_b70479f7-def6-4672-b863-106f94124d74" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_b5d7fc1e-5dc5-4922-8ff2-d2b455eab895" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NonoperatingIncomeExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseNonoperating_3b58abf2-6211-4a8d-856a-4dd803eb53d4" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseNonoperating"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_b5d7fc1e-5dc5-4922-8ff2-d2b455eab895" xlink:to="loc_us-gaap_InterestExpenseNonoperating_3b58abf2-6211-4a8d-856a-4dd803eb53d4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_7d22c549-2d79-4886-b921-545ccbfa5af8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_b5d7fc1e-5dc5-4922-8ff2-d2b455eab895" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_7d22c549-2d79-4886-b921-545ccbfa5af8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_ecb2d351-9955-4eda-8c1b-1e2c911f593d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_b5d7fc1e-5dc5-4922-8ff2-d2b455eab895" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_ecb2d351-9955-4eda-8c1b-1e2c911f593d" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOMEUnaudited" xlink:type="simple" xlink:href="ale-20250630.xsd#CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOMEUnaudited"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/CONSOLIDATEDSTATEMENTOFCOMPREHENSIVEINCOMEUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_125fcdc8-9da2-45c9-8d47-34d68bcc71dd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_44455113-acb1-4cb7-a316-71840c64c832" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_125fcdc8-9da2-45c9-8d47-34d68bcc71dd" xlink:to="loc_us-gaap_ProfitLoss_44455113-acb1-4cb7-a316-71840c64c832" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_d259690c-862a-400c-a853-0e17b828efbd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_125fcdc8-9da2-45c9-8d47-34d68bcc71dd" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_d259690c-862a-400c-a853-0e17b828efbd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_945a8b75-d20d-4733-93bf-22ca98d6cd46" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_71f97721-5a6e-40de-863e-46851109bb7a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_945a8b75-d20d-4733-93bf-22ca98d6cd46" xlink:to="loc_us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax_71f97721-5a6e-40de-863e-46851109bb7a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_0d8b68e6-4e4e-4516-8166-578d884b939b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_945a8b75-d20d-4733-93bf-22ca98d6cd46" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_0d8b68e6-4e4e-4516-8166-578d884b939b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_0dfeb922-53bb-488b-aae5-714d8f466bcc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_55ebb0b1-2b81-4a63-bfaf-e6ec92b4206c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_0dfeb922-53bb-488b-aae5-714d8f466bcc" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_55ebb0b1-2b81-4a63-bfaf-e6ec92b4206c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_b3487908-02b6-4b25-a920-340814b94c57" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_0dfeb922-53bb-488b-aae5-714d8f466bcc" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_b3487908-02b6-4b25-a920-340814b94c57" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWSUnaudited" xlink:type="simple" xlink:href="ale-20250630.xsd#CONSOLIDATEDSTATEMENTOFCASHFLOWSUnaudited"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/CONSOLIDATEDSTATEMENTOFCASHFLOWSUnaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_8977f9dd-363b-4d2c-83f2-3f772cc5d01d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_a6f0b4f8-4450-4d09-bd65-a871c82ad691" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsOfDividendsCommonStock"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_8977f9dd-363b-4d2c-83f2-3f772cc5d01d" xlink:to="loc_us-gaap_PaymentsOfDividendsCommonStock_a6f0b4f8-4450-4d09-bd65-a871c82ad691" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_d9950142-8a4a-4db8-974a-5dff9c3bb20b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_8977f9dd-363b-4d2c-83f2-3f772cc5d01d" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_d9950142-8a4a-4db8-974a-5dff9c3bb20b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_0bf796f8-7439-4711-9097-4595b7ec4a68" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_8977f9dd-363b-4d2c-83f2-3f772cc5d01d" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_0bf796f8-7439-4711-9097-4595b7ec4a68" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_ca4c4762-eca3-4c7d-924b-dada353fab7b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_8977f9dd-363b-4d2c-83f2-3f772cc5d01d" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_ca4c4762-eca3-4c7d-924b-dada353fab7b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromMinorityShareholders_e2f96274-9541-4ecd-a11f-4e8aaf9aeaf6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromMinorityShareholders"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_8977f9dd-363b-4d2c-83f2-3f772cc5d01d" xlink:to="loc_us-gaap_ProceedsFromMinorityShareholders_e2f96274-9541-4ecd-a11f-4e8aaf9aeaf6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_98213df9-610d-46b7-ab8c-7e799380b2b6" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_8977f9dd-363b-4d2c-83f2-3f772cc5d01d" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_98213df9-610d-46b7-ab8c-7e799380b2b6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToMinorityShareholders_e4faaf40-ff3c-4947-8bdb-dfd12a1ac53e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToMinorityShareholders"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_8977f9dd-363b-4d2c-83f2-3f772cc5d01d" xlink:to="loc_us-gaap_PaymentsToMinorityShareholders_e4faaf40-ff3c-4947-8bdb-dfd12a1ac53e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_7c2590a0-8070-42c9-9179-2a9c1a264fcc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_9fa3da91-0c77-4232-a243-2eb2ce7aa77a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_7c2590a0-8070-42c9-9179-2a9c1a264fcc" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_9fa3da91-0c77-4232-a243-2eb2ce7aa77a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_cfcebba5-8cae-435e-a34f-acd290521ac8" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_7c2590a0-8070-42c9-9179-2a9c1a264fcc" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_cfcebba5-8cae-435e-a34f-acd290521ac8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_4169656e-7a73-438f-9c1b-27a083784316" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_7c2590a0-8070-42c9-9179-2a9c1a264fcc" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_4169656e-7a73-438f-9c1b-27a083784316" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_1493aabf-c17f-45c5-930c-2affe2c83354" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_dec54627-93fd-4913-8534-78d52634ba57" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_1493aabf-c17f-45c5-930c-2affe2c83354" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_dec54627-93fd-4913-8534-78d52634ba57" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_CashProceedsFromSaleOfAvailableForSaleSecurities_12b2fc0e-de78-46e8-a333-4157df8645c5" xlink:href="ale-20250630.xsd#ale_CashProceedsFromSaleOfAvailableForSaleSecurities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_1493aabf-c17f-45c5-930c-2affe2c83354" xlink:to="loc_ale_CashProceedsFromSaleOfAvailableForSaleSecurities_12b2fc0e-de78-46e8-a333-4157df8645c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_PaymentsForPurchaseOfAvailableForSaleSecurities_9d51ccb1-d277-448e-8607-2b0c68c31e0e" xlink:href="ale-20250630.xsd#ale_PaymentsForPurchaseOfAvailableForSaleSecurities"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_1493aabf-c17f-45c5-930c-2affe2c83354" xlink:to="loc_ale_PaymentsForPurchaseOfAvailableForSaleSecurities_9d51ccb1-d277-448e-8607-2b0c68c31e0e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_5b56e7b5-3a27-4cb8-9ff2-d053ed07dbd9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_1493aabf-c17f-45c5-930c-2affe2c83354" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_5b56e7b5-3a27-4cb8-9ff2-d053ed07dbd9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireEquityMethodInvestments_8a4edd3e-6e82-4e30-910e-497e8b85a246" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsToAcquireEquityMethodInvestments"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_1493aabf-c17f-45c5-930c-2affe2c83354" xlink:to="loc_us-gaap_PaymentsToAcquireEquityMethodInvestments_8a4edd3e-6e82-4e30-910e-497e8b85a246" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsAndOtherReceivables_b5923d4f-e5bf-4d7e-a21c-b6fbc7b0b9ed" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsAndOtherReceivables"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsAndOtherReceivables_b5923d4f-e5bf-4d7e-a21c-b6fbc7b0b9ed" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherDepreciationAndAmortization_fa464602-1751-43a1-b394-24ed56f88752" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherDepreciationAndAmortization"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_OtherDepreciationAndAmortization_fa464602-1751-43a1-b394-24ed56f88752" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_e92a88bb-29bc-420e-bf76-67ed6ab8649d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOtherCurrentLiabilities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherCurrentLiabilities_e92a88bb-29bc-420e-bf76-67ed6ab8649d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionContributions_09b8611c-4bf6-4a23-a809-9ba633bbcafe" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PensionContributions"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_PensionContributions_09b8611c-4bf6-4a23-a809-9ba633bbcafe" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_646f5cc2-8402-42f9-8b3e-f0bc38d60901" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_646f5cc2-8402-42f9-8b3e-f0bc38d60901" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_ProvisionPaymentsForInterimRateRefund_a36e7e3b-7ed1-4c39-98fa-9886ce6b7658" xlink:href="ale-20250630.xsd#ale_ProvisionPaymentsForInterimRateRefund"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_ale_ProvisionPaymentsForInterimRateRefund_a36e7e3b-7ed1-4c39-98fa-9886ce6b7658" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions_76acb253-0c40-440b-b993-1a4417d2f333" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions_76acb253-0c40-440b-b993-1a4417d2f333" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_7b50980c-1526-4f49-b5cd-1b728ea7413e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_7b50980c-1526-4f49-b5cd-1b728ea7413e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfOtherAssets_11935368-c4f8-421d-8b9a-b388eb08fac2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainLossOnSaleOfOtherAssets"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_GainLossOnSaleOfOtherAssets_11935368-c4f8-421d-8b9a-b388eb08fac2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_1e338b0d-35e9-49f0-8874-c77cf41d3d68" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_1e338b0d-35e9-49f0-8874-c77cf41d3d68" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_7810aa5b-7cb4-4051-ba31-9955c40b2be5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_7810aa5b-7cb4-4051-ba31-9955c40b2be5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash_4bb5cdda-6aab-448a-9215-7d46c5603496" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash_4bb5cdda-6aab-448a-9215-7d46c5603496" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_1a6cf581-3fcd-4899-b001-ac0d0c7836dc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_ShareBasedCompensation_1a6cf581-3fcd-4899-b001-ac0d0c7836dc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_a2a50cf4-22b4-410c-960c-877eca747910" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProvisionForDoubtfulAccounts"/>
    <link:calculationArc order="14" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_ProvisionForDoubtfulAccounts_a2a50cf4-22b4-410c-960c-877eca747910" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Depreciation_2f8f4902-4c3a-4894-9392-ed04a477cb4c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Depreciation"/>
    <link:calculationArc order="15" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_Depreciation_2f8f4902-4c3a-4894-9392-ed04a477cb4c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction_20c2d0ba-9203-4943-bd62-e63267bfc6bd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction"/>
    <link:calculationArc order="16" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_IncreaseDecreaseInAllowanceForEquityFundsUsedDuringConstruction_20c2d0ba-9203-4943-bd62-e63267bfc6bd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_AmortizationOfPowerPurchaseAgreements_72b72647-5c22-40cb-a533-e735c74e5ab5" xlink:href="ale-20250630.xsd#ale_AmortizationOfPowerPurchaseAgreements"/>
    <link:calculationArc order="17" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_ale_AmortizationOfPowerPurchaseAgreements_72b72647-5c22-40cb-a533-e735c74e5ab5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_2e5f27b4-9365-441d-9696-4829f302451e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="18" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_2e5f27b4-9365-441d-9696-4829f302451e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_1c72affd-18a5-4418-8662-4bff80274f8f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="19" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_ProfitLoss_1c72affd-18a5-4418-8662-4bff80274f8f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInRegulatoryClauseRevenue_1a0141f1-aaca-4911-90c2-a780f34fd330" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInRegulatoryClauseRevenue"/>
    <link:calculationArc order="20" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_IncreaseDecreaseInRegulatoryClauseRevenue_1a0141f1-aaca-4911-90c2-a780f34fd330" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_4bb274d2-8dd3-4a07-abe3-421d76f155d3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentAssets"/>
    <link:calculationArc order="21" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_4bb274d2-8dd3-4a07-abe3-421d76f155d3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_RenewableTaxCreditSales_fe6ccfb8-3c70-4fa4-8d3b-3a72b29c99b8" xlink:href="ale-20250630.xsd#ale_RenewableTaxCreditSales"/>
    <link:calculationArc order="22" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_e539f88c-5511-48cc-a01e-5ba0d572dc51" xlink:to="loc_ale_RenewableTaxCreditSales_fe6ccfb8-3c70-4fa4-8d3b-3a72b29c99b8" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESCashCashEquivalentsandRestrictedCashDetails" xlink:type="simple" xlink:href="ale-20250630.xsd#OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESCashCashEquivalentsandRestrictedCashDetails"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESCashCashEquivalentsandRestrictedCashDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_f68f048d-5dd0-47c0-afe2-bee8db0cad53" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_e99d4f8c-792b-4dd0-9e29-3dc6bf8e7a6e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_f68f048d-5dd0-47c0-afe2-bee8db0cad53" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_e99d4f8c-792b-4dd0-9e29-3dc6bf8e7a6e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashCurrent_b746400b-847a-40dd-b7f0-4c6b1aef2ea9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_f68f048d-5dd0-47c0-afe2-bee8db0cad53" xlink:to="loc_us-gaap_RestrictedCashCurrent_b746400b-847a-40dd-b7f0-4c6b1aef2ea9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashNoncurrent_2b4dbb25-650e-4f30-9a55-72c3b0ed0408" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_f68f048d-5dd0-47c0-afe2-bee8db0cad53" xlink:to="loc_us-gaap_RestrictedCashNoncurrent_2b4dbb25-650e-4f30-9a55-72c3b0ed0408" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESInventoriesDetails" xlink:type="simple" xlink:href="ale-20250630.xsd#OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESInventoriesDetails"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESInventoriesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_4b9fc215-5767-4b02-87ee-d10cd118ce7a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInventory_ec935055-c7a8-43b2-8988-30a99a93289d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherInventory"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_4b9fc215-5767-4b02-87ee-d10cd118ce7a" xlink:to="loc_us-gaap_OtherInventory_ec935055-c7a8-43b2-8988-30a99a93289d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventorySuppliesNetOfReserves_d62c80b8-59e1-4462-9e4d-ea5e3e0148c3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventorySuppliesNetOfReserves"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_4b9fc215-5767-4b02-87ee-d10cd118ce7a" xlink:to="loc_us-gaap_InventorySuppliesNetOfReserves_d62c80b8-59e1-4462-9e4d-ea5e3e0148c3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EnergyRelatedInventoryCoal_9ac96934-8845-408d-a9a3-6df4d65d5f47" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EnergyRelatedInventoryCoal"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_4b9fc215-5767-4b02-87ee-d10cd118ce7a" xlink:to="loc_us-gaap_EnergyRelatedInventoryCoal_9ac96934-8845-408d-a9a3-6df4d65d5f47" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESOtherNonCurrentAssetsDetails" xlink:type="simple" xlink:href="ale-20250630.xsd#OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESOtherNonCurrentAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESOtherNonCurrentAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_7022a9d6-bf64-4d00-ac80-fa5d41cf582b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsMiscellaneousNoncurrent_e5680314-4bf6-4d9e-ba44-4d850e6d2b9e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsMiscellaneousNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_7022a9d6-bf64-4d00-ac80-fa5d41cf582b" xlink:to="loc_us-gaap_OtherAssetsMiscellaneousNoncurrent_e5680314-4bf6-4d9e-ba44-4d850e6d2b9e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetNetNoncurrent_73fb22c0-9d16-428e-a33e-e9901e59b7b9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerAssetNetNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_7022a9d6-bf64-4d00-ac80-fa5d41cf582b" xlink:to="loc_us-gaap_ContractWithCustomerAssetNetNoncurrent_73fb22c0-9d16-428e-a33e-e9901e59b7b9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashNoncurrent_b7abc7a6-ac82-4088-a4d4-eacbeef488e7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedCashNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_7022a9d6-bf64-4d00-ac80-fa5d41cf582b" xlink:to="loc_us-gaap_RestrictedCashNoncurrent_b7abc7a6-ac82-4088-a4d4-eacbeef488e7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateInvestments_6a27133a-8772-4af7-af1f-bf1ee7598dad" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RealEstateInvestments"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_7022a9d6-bf64-4d00-ac80-fa5d41cf582b" xlink:to="loc_us-gaap_RealEstateInvestments_6a27133a-8772-4af7-af1f-bf1ee7598dad" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_OtherPostretirementBenefitPlans_9bff7374-998e-4096-bf59-f71204177f6b" xlink:href="ale-20250630.xsd#ale_OtherPostretirementBenefitPlans"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_7022a9d6-bf64-4d00-ac80-fa5d41cf582b" xlink:to="loc_ale_OtherPostretirementBenefitPlans_9bff7374-998e-4096-bf59-f71204177f6b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESOtherCurrentLiabilitiesDetails" xlink:type="simple" xlink:href="ale-20250630.xsd#OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESOtherCurrentLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESOtherCurrentLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_78248376-d71e-4a60-9541-6e657540080f" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_PowerPurchaseAgreementCurrentLiability_be88c860-768a-4b4d-b9c0-b8f35420c9df" xlink:href="ale-20250630.xsd#ale_PowerPurchaseAgreementCurrentLiability"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_78248376-d71e-4a60-9541-6e657540080f" xlink:to="loc_ale_PowerPurchaseAgreementCurrentLiability_be88c860-768a-4b4d-b9c0-b8f35420c9df" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_2a907f5c-de76-468a-bdb7-ade2b2951d53" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_78248376-d71e-4a60-9541-6e657540080f" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_2a907f5c-de76-468a-bdb7-ade2b2951d53" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_PublicUtilitiesReserveForInterimRates_575a16f2-7f24-41ff-a4ba-8bbcf2bc46b1" xlink:href="ale-20250630.xsd#ale_PublicUtilitiesReserveForInterimRates"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_78248376-d71e-4a60-9541-6e657540080f" xlink:to="loc_ale_PublicUtilitiesReserveForInterimRates_575a16f2-7f24-41ff-a4ba-8bbcf2bc46b1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_e8329d1a-4895-422a-9723-d73d0c0328cd" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_78248376-d71e-4a60-9541-6e657540080f" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_e8329d1a-4895-422a-9723-d73d0c0328cd" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESOtherNonCurrentLiabilitiesDetails" xlink:type="simple" xlink:href="ale-20250630.xsd#OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESOtherNonCurrentLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/OPERATIONSANDSIGNIFICANTACCOUNTINGPOLICIESOtherNonCurrentLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_43e30eb4-1512-4441-997f-6e7175053808" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetRetirementObligationsNoncurrent_88fa3b6b-54ea-4189-a2f7-de31962e3290" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetRetirementObligationsNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_43e30eb4-1512-4441-997f-6e7175053808" xlink:to="loc_us-gaap_AssetRetirementObligationsNoncurrent_88fa3b6b-54ea-4189-a2f7-de31962e3290" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_PowerPurchaseAgreementNoncurrentLiability_873e0d70-3ced-433c-91f5-dc45855afd65" xlink:href="ale-20250630.xsd#ale_PowerPurchaseAgreementNoncurrentLiability"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_43e30eb4-1512-4441-997f-6e7175053808" xlink:to="loc_ale_PowerPurchaseAgreementNoncurrentLiability_873e0d70-3ced-433c-91f5-dc45855afd65" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesNoncurrent_a04892b2-29a4-49dc-acdb-853cc28e46c1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAccruedLiabilitiesNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_43e30eb4-1512-4441-997f-6e7175053808" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesNoncurrent_a04892b2-29a4-49dc-acdb-853cc28e46c1" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/FAIRVALUERecurringFairValueMeasuresDetails" xlink:type="simple" xlink:href="ale-20250630.xsd#FAIRVALUERecurringFairValueMeasuresDetails"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/FAIRVALUERecurringFairValueMeasuresDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_a46baae7-178d-4a2f-987c-31735cbd58f3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecuritiesNoncurrent_2c68aa1b-f319-44c0-85e7-943573e62d2b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecuritiesNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_a46baae7-178d-4a2f-987c-31735cbd58f3" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecuritiesNoncurrent_2c68aa1b-f319-44c0-85e7-943573e62d2b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherRestrictedAssetsNoncurrent_a55165bf-ab7d-4723-bdee-68a708d6c318" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherRestrictedAssetsNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_a46baae7-178d-4a2f-987c-31735cbd58f3" xlink:to="loc_us-gaap_OtherRestrictedAssetsNoncurrent_a55165bf-ab7d-4723-bdee-68a708d6c318" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFVNINoncurrent_f10e3947-c375-414f-ac48-f1b7c33dc077" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquitySecuritiesFVNINoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsFairValueDisclosure_a46baae7-178d-4a2f-987c-31735cbd58f3" xlink:to="loc_us-gaap_EquitySecuritiesFVNINoncurrent_f10e3947-c375-414f-ac48-f1b7c33dc077" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_dd6df485-675a-4f19-9ab3-7d90e352de62" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesFairValueDisclosure"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_DeferredCompensationFairValueDisclosure_792dfe5e-a8aa-4120-a410-2c0e93052260" xlink:href="ale-20250630.xsd#ale_DeferredCompensationFairValueDisclosure"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosure_dd6df485-675a-4f19-9ab3-7d90e352de62" xlink:to="loc_ale_DeferredCompensationFairValueDisclosure_792dfe5e-a8aa-4120-a410-2c0e93052260" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/SHORTTERMANDLONGTERMDEBTScheduleofShortTermandLongTermDebtDetails" xlink:type="simple" xlink:href="ale-20250630.xsd#SHORTTERMANDLONGTERMDEBTScheduleofShortTermandLongTermDebtDetails"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/SHORTTERMANDLONGTERMDEBTScheduleofShortTermandLongTermDebtDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_80816593-773c-4b0d-a51b-1d761a087e6e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_LongTermDebtExcludingCurrentMaturitiesGross_8d9c06d7-c7df-499b-abb6-73d629604a2b" xlink:href="ale-20250630.xsd#ale_LongTermDebtExcludingCurrentMaturitiesGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtNoncurrent_80816593-773c-4b0d-a51b-1d761a087e6e" xlink:to="loc_ale_LongTermDebtExcludingCurrentMaturitiesGross_8d9c06d7-c7df-499b-abb6-73d629604a2b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNoncurrentNet_65b588c8-4598-4831-b613-cfbb383ac582" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredFinanceCostsNoncurrentNet"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtNoncurrent_80816593-773c-4b0d-a51b-1d761a087e6e" xlink:to="loc_us-gaap_DeferredFinanceCostsNoncurrentNet_65b588c8-4598-4831-b613-cfbb383ac582" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_5095a094-5cf5-4d48-b5e9-ea84328a8ecc" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_ba7369bb-d0a9-43de-a893-f60e751fe334" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_5095a094-5cf5-4d48-b5e9-ea84328a8ecc" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_ba7369bb-d0a9-43de-a893-f60e751fe334" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_6df922bb-3b88-48fb-ab30-27f5064af424" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_5095a094-5cf5-4d48-b5e9-ea84328a8ecc" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_6df922bb-3b88-48fb-ab30-27f5064af424" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_4636bc4d-c4b9-4257-83b9-77ccc95093c1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_LongTermDebtExcludingCurrentMaturitiesGross_b2f2676c-9845-4ed5-a57a-5ac8422eeedf" xlink:href="ale-20250630.xsd#ale_LongTermDebtExcludingCurrentMaturitiesGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_4636bc4d-c4b9-4257-83b9-77ccc95093c1" xlink:to="loc_ale_LongTermDebtExcludingCurrentMaturitiesGross_b2f2676c-9845-4ed5-a57a-5ac8422eeedf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_LongTermDebtCurrentMaturitiesGross_f6f0783f-75a6-4a7b-b037-8895dc22b464" xlink:href="ale-20250630.xsd#ale_LongTermDebtCurrentMaturitiesGross"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtInstrumentCarryingAmount_4636bc4d-c4b9-4257-83b9-77ccc95093c1" xlink:to="loc_ale_LongTermDebtCurrentMaturitiesGross_f6f0783f-75a6-4a7b-b037-8895dc22b464" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_0a0ad719-9563-4350-be6b-c6175ec67d04" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNoncurrentNet_f852b16b-ca48-4e33-b3df-0b55b387db6b" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredFinanceCostsNoncurrentNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredFinanceCostsNet_0a0ad719-9563-4350-be6b-c6175ec67d04" xlink:to="loc_us-gaap_DeferredFinanceCostsNoncurrentNet_f852b16b-ca48-4e33-b3df-0b55b387db6b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsCurrentNet_1c78517e-985a-49ab-a292-3d1b54e81877" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredFinanceCostsCurrentNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredFinanceCostsNet_0a0ad719-9563-4350-be6b-c6175ec67d04" xlink:to="loc_us-gaap_DeferredFinanceCostsCurrentNet_1c78517e-985a-49ab-a292-3d1b54e81877" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_b2074f27-3e55-4430-9195-47ab923848c2" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_LongTermDebtCurrentMaturitiesGross_12f13ac5-df80-4d30-8abe-425e328a8905" xlink:href="ale-20250630.xsd#ale_LongTermDebtCurrentMaturitiesGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtCurrent_b2074f27-3e55-4430-9195-47ab923848c2" xlink:to="loc_ale_LongTermDebtCurrentMaturitiesGross_12f13ac5-df80-4d30-8abe-425e328a8905" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsCurrentNet_50f229ad-4b01-4cfb-a263-e6bae8b8de5e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredFinanceCostsCurrentNet"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebtCurrent_b2074f27-3e55-4430-9195-47ab923848c2" xlink:to="loc_us-gaap_DeferredFinanceCostsCurrentNet_50f229ad-4b01-4cfb-a263-e6bae8b8de5e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/SHORTTERMANDLONGTERMDEBTScheduleofShortTermandLongTermDebtDetails_1" xlink:type="simple" xlink:href="ale-20250630.xsd#SHORTTERMANDLONGTERMDEBTScheduleofShortTermandLongTermDebtDetails_1"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/SHORTTERMANDLONGTERMDEBTScheduleofShortTermandLongTermDebtDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_582969f2-ae34-427d-80de-43117555eefb" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_6c40735a-e206-4825-a3e4-bcd469053476" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_582969f2-ae34-427d-80de-43117555eefb" xlink:to="loc_us-gaap_LongTermDebtCurrent_6c40735a-e206-4825-a3e4-bcd469053476" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_a36786b1-e915-4aa0-ada8-2d5f8fbf6b55" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_582969f2-ae34-427d-80de-43117555eefb" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_a36786b1-e915-4aa0-ada8-2d5f8fbf6b55" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/EARNINGSPERSHAREANDCOMMONSTOCKDetails" xlink:type="simple" xlink:href="ale-20250630.xsd#EARNINGSPERSHAREANDCOMMONSTOCKDetails"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/EARNINGSPERSHAREANDCOMMONSTOCKDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6abf6cfa-336e-44a0-a104-46ac3832f898" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_726bcaa1-3f46-4358-8bbc-6b8e6854b8b9" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6abf6cfa-336e-44a0-a104-46ac3832f898" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_726bcaa1-3f46-4358-8bbc-6b8e6854b8b9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_b904003d-bd17-4eb9-9d95-9158ef9b90c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6abf6cfa-336e-44a0-a104-46ac3832f898" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_b904003d-bd17-4eb9-9d95-9158ef9b90c5" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/INCOMETAXEXPENSEScheduleofIncomeTaxExpenseDetails" xlink:type="simple" xlink:href="ale-20250630.xsd#INCOMETAXEXPENSEScheduleofIncomeTaxExpenseDetails"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/INCOMETAXEXPENSEScheduleofIncomeTaxExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_783e031d-2d31-4cbe-b15e-c646ed40c4b7" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_b301c76f-9a16-4c57-9382-f1058e8a0600" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_783e031d-2d31-4cbe-b15e-c646ed40c4b7" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_b301c76f-9a16-4c57-9382-f1058e8a0600" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_3e35e795-96ec-475e-a431-e82f6615a8c5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_783e031d-2d31-4cbe-b15e-c646ed40c4b7" xlink:to="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_3e35e795-96ec-475e-a431-e82f6615a8c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_724d5fc3-06da-4a29-b3dc-582f6ff9ceb1" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_83c900a3-2baa-4783-b249-f34938f42cb5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_724d5fc3-06da-4a29-b3dc-582f6ff9ceb1" xlink:to="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_83c900a3-2baa-4783-b249-f34938f42cb5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_e4bb1ee0-6464-46da-9c58-353df2389d7d" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_724d5fc3-06da-4a29-b3dc-582f6ff9ceb1" xlink:to="loc_us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_e4bb1ee0-6464-46da-9c58-353df2389d7d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredOtherTaxExpenseBenefit_e18ffa65-979b-4a38-bd78-23582b086f91" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredOtherTaxExpenseBenefit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_724d5fc3-06da-4a29-b3dc-582f6ff9ceb1" xlink:to="loc_us-gaap_DeferredOtherTaxExpenseBenefit_e18ffa65-979b-4a38-bd78-23582b086f91" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_e64782f9-972d-43c0-ab50-182586512a4c" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentFederalTaxExpenseBenefit_ae61fb92-865d-4d7f-ba40-cb3947c588ea" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentFederalTaxExpenseBenefit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_e64782f9-972d-43c0-ab50-182586512a4c" xlink:to="loc_us-gaap_CurrentFederalTaxExpenseBenefit_ae61fb92-865d-4d7f-ba40-cb3947c588ea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_6db12a52-750b-4bb7-8b48-2928c66f44b3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_e64782f9-972d-43c0-ab50-182586512a4c" xlink:to="loc_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_6db12a52-750b-4bb7-8b48-2928c66f44b3" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/INCOMETAXEXPENSEReconciliationofTaxesfromFederalStatutoryRatetoTotalIncomeTaxExpenseDetails" xlink:type="simple" xlink:href="ale-20250630.xsd#INCOMETAXEXPENSEReconciliationofTaxesfromFederalStatutoryRatetoTotalIncomeTaxExpenseDetails"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/INCOMETAXEXPENSEReconciliationofTaxesfromFederalStatutoryRatetoTotalIncomeTaxExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_fff56428-8a60-489a-9f67-0ab6a71af880" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount_3d40ec19-6d01-4ebb-8e6c-5596113fd179" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_fff56428-8a60-489a-9f67-0ab6a71af880" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount_3d40ec19-6d01-4ebb-8e6c-5596113fd179" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxCreditsInvestment_24c33385-a3a1-41d2-97ac-336d17a39a24" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationTaxCreditsInvestment"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_fff56428-8a60-489a-9f67-0ab6a71af880" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxCreditsInvestment_24c33385-a3a1-41d2-97ac-336d17a39a24" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationMinorityInterestIncomeExpense_26634496-1dac-4605-a9d4-9a649dfe4ce5" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationMinorityInterestIncomeExpense"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_fff56428-8a60-489a-9f67-0ab6a71af880" xlink:to="loc_us-gaap_IncomeTaxReconciliationMinorityInterestIncomeExpense_26634496-1dac-4605-a9d4-9a649dfe4ce5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseTransactionCostsAmount_33cd8f22-a65e-42a3-9bde-3f5c61e4b5e6" xlink:href="ale-20250630.xsd#ale_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseTransactionCostsAmount"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_fff56428-8a60-489a-9f67-0ab6a71af880" xlink:to="loc_ale_EffectiveIncomeTaxRateReconciliationNondeductibleExpenseTransactionCostsAmount_33cd8f22-a65e-42a3-9bde-3f5c61e4b5e6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxCreditsOther_633e9c7e-e2dd-4217-8ac7-5b8336285e0a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationTaxCreditsOther"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_fff56428-8a60-489a-9f67-0ab6a71af880" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxCreditsOther_633e9c7e-e2dd-4217-8ac7-5b8336285e0a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_ale_EffectiveIncomeTaxRateReconciliationRegulatoryDifferences_939fab3c-cac0-4597-a59c-fbf43d9212f3" xlink:href="ale-20250630.xsd#ale_EffectiveIncomeTaxRateReconciliationRegulatoryDifferences"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_fff56428-8a60-489a-9f67-0ab6a71af880" xlink:to="loc_ale_EffectiveIncomeTaxRateReconciliationRegulatoryDifferences_939fab3c-cac0-4597-a59c-fbf43d9212f3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_15f799c6-9b3a-4787-91d4-7eeed3d680f3" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_fff56428-8a60-489a-9f67-0ab6a71af880" xlink:to="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_15f799c6-9b3a-4787-91d4-7eeed3d680f3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_486d1c04-3e4f-4ff6-89f8-89ba93120601" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_fff56428-8a60-489a-9f67-0ab6a71af880" xlink:to="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_486d1c04-3e4f-4ff6-89f8-89ba93120601" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationOtherReconcilingItems_cad5342a-b2fb-423e-acf5-ed4286b63d9a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationOtherReconcilingItems"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefit_fff56428-8a60-489a-9f67-0ab6a71af880" xlink:to="loc_us-gaap_IncomeTaxReconciliationOtherReconcilingItems_cad5342a-b2fb-423e-acf5-ed4286b63d9a" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.allete.com/role/PENSIONANDOTHERPOSTRETIREMENTBENEFITPLANSComponentsofNetPeriodicBenefitCostCreditDetails" xlink:type="simple" xlink:href="ale-20250630.xsd#PENSIONANDOTHERPOSTRETIREMENTBENEFITPLANSComponentsofNetPeriodicBenefitCostCreditDetails"/>
  <link:calculationLink xlink:role="http://www.allete.com/role/PENSIONANDOTHERPOSTRETIREMENTBENEFITPLANSComponentsofNetPeriodicBenefitCostCreditDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_c814282e-adaa-4fe4-8a5f-3386e83ba230" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_fb200116-b89c-4a19-8e72-f8ab3dca4544" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_c814282e-adaa-4fe4-8a5f-3386e83ba230" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_fb200116-b89c-4a19-8e72-f8ab3dca4544" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_edc1e119-8b7f-4c13-bb74-9cb5bfdd06ba" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_c814282e-adaa-4fe4-8a5f-3386e83ba230" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_edc1e119-8b7f-4c13-bb74-9cb5bfdd06ba" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_5d832db2-070b-4b95-bc0e-47a31fa8936a" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_c814282e-adaa-4fe4-8a5f-3386e83ba230" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_5d832db2-070b-4b95-bc0e-47a31fa8936a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_a59cb0e6-4ea2-4c11-968e-d381705ecf60" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_c814282e-adaa-4fe4-8a5f-3386e83ba230" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_a59cb0e6-4ea2-4c11-968e-d381705ecf60" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_8e61dce7-f490-479b-8ccb-966e283e5766" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_c814282e-adaa-4fe4-8a5f-3386e83ba230" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_8e61dce7-f490-479b-8ccb-966e283e5766" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
