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

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2022 Workiva-->
<!--r:2fd07c08-ef0d-4c27-9bed-1c9183f7fc51,g:e2111fd9-0a12-4d2b-b3c0-6608141deb98-->
<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.camdennational.com/role/CONSOLIDATEDSTATEMENTSOFCONDITIONCURRENTPERIODUNAUDITED" xlink:type="simple" xlink:href="cac-20220930.xsd#CONSOLIDATEDSTATEMENTSOFCONDITIONCURRENTPERIODUNAUDITED"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/CONSOLIDATEDSTATEMENTSOFCONDITIONCURRENTPERIODUNAUDITED" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_fcc3fe5e-ede1-4b03-91ea-ad55c49a01fa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_77894b16-9821-4ca9-9b99-685db3d80826" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.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_fcc3fe5e-ede1-4b03-91ea-ad55c49a01fa" xlink:to="loc_us-gaap_Liabilities_77894b16-9821-4ca9-9b99-685db3d80826" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_96b19abb-d2c1-4d59-8a5a-07960f3d60e8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_fcc3fe5e-ede1-4b03-91ea-ad55c49a01fa" xlink:to="loc_us-gaap_StockholdersEquity_96b19abb-d2c1-4d59-8a5a-07960f3d60e8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_7bc7006d-7878-47d9-9835-4febd13a5f77" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.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_fcc3fe5e-ede1-4b03-91ea-ad55c49a01fa" xlink:to="loc_us-gaap_CommitmentsAndContingencies_7bc7006d-7878-47d9-9835-4febd13a5f77" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_6b01949d-a491-4bf6-9815-8cc0a5aed2fd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Deposits_013fd719-7ae7-4208-933d-c954ffd18c29" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Deposits"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_6b01949d-a491-4bf6-9815-8cc0a5aed2fd" xlink:to="loc_us-gaap_Deposits_013fd719-7ae7-4208-933d-c954ffd18c29" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_c59da487-ea3d-4f97-a1ff-12079d2358e5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShortTermBorrowings"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_6b01949d-a491-4bf6-9815-8cc0a5aed2fd" xlink:to="loc_us-gaap_ShortTermBorrowings_c59da487-ea3d-4f97-a1ff-12079d2358e5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubordinatedDebt_19b75610-269e-4e3e-8f55-ba19f2ae2a49" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubordinatedDebt"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_6b01949d-a491-4bf6-9815-8cc0a5aed2fd" xlink:to="loc_us-gaap_SubordinatedDebt_19b75610-269e-4e3e-8f55-ba19f2ae2a49" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_AccruedInterestPayableAndOtherLiabilities_5b74ffbc-5764-40dc-862e-40da4807bdbc" xlink:href="cac-20220930.xsd#cac_AccruedInterestPayableAndOtherLiabilities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_6b01949d-a491-4bf6-9815-8cc0a5aed2fd" xlink:to="loc_cac_AccruedInterestPayableAndOtherLiabilities_5b74ffbc-5764-40dc-862e-40da4807bdbc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Deposits_8c631d03-aca9-42fe-b49a-fb57021956c7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Deposits"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DemandDepositAccounts_056ff81e-f22f-49a6-b0f4-a156e6a36330" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DemandDepositAccounts"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Deposits_8c631d03-aca9-42fe-b49a-fb57021956c7" xlink:to="loc_us-gaap_DemandDepositAccounts_056ff81e-f22f-49a6-b0f4-a156e6a36330" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestBearingDomesticDepositChecking_f743b8b5-c7e4-46b8-8134-fe786b690f54" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestBearingDomesticDepositChecking"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Deposits_8c631d03-aca9-42fe-b49a-fb57021956c7" xlink:to="loc_us-gaap_InterestBearingDomesticDepositChecking_f743b8b5-c7e4-46b8-8134-fe786b690f54" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_SavingsandMoneyMarketDeposits_e7ddea8d-14b6-4386-bef3-f5c550547398" xlink:href="cac-20220930.xsd#cac_SavingsandMoneyMarketDeposits"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Deposits_8c631d03-aca9-42fe-b49a-fb57021956c7" xlink:to="loc_cac_SavingsandMoneyMarketDeposits_e7ddea8d-14b6-4386-bef3-f5c550547398" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TimeDeposits_30c7b559-7ba2-4c0e-b75a-fb655dcf72f1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TimeDeposits"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Deposits_8c631d03-aca9-42fe-b49a-fb57021956c7" xlink:to="loc_us-gaap_TimeDeposits_30c7b559-7ba2-4c0e-b75a-fb655dcf72f1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestBearingDomesticDepositBrokered_2a100c24-0637-49c7-9b4e-df67eadeec81" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestBearingDomesticDepositBrokered"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Deposits_8c631d03-aca9-42fe-b49a-fb57021956c7" xlink:to="loc_us-gaap_InterestBearingDomesticDepositBrokered_2a100c24-0637-49c7-9b4e-df67eadeec81" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Investments_104f8dc5-f2ac-4d18-a432-741fa77a156c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Investments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_279c1081-435b-43f2-9d71-d12ca5173fc5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Investments_104f8dc5-f2ac-4d18-a432-741fa77a156c" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_279c1081-435b-43f2-9d71-d12ca5173fc5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecurities_aa93a9f5-ad8a-4acf-be42-e4a024ae5dfa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecurities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Investments_104f8dc5-f2ac-4d18-a432-741fa77a156c" xlink:to="loc_us-gaap_HeldToMaturitySecurities_aa93a9f5-ad8a-4acf-be42-e4a024ae5dfa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInvestments_d7ed621a-91e8-4559-9f9f-2370defc68f4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherInvestments"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Investments_104f8dc5-f2ac-4d18-a432-741fa77a156c" xlink:to="loc_us-gaap_OtherInvestments_d7ed621a-91e8-4559-9f9f-2370defc68f4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradingSecuritiesDebt_3b57ed3e-2095-4799-87d4-75d401b35919" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TradingSecuritiesDebt"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Investments_104f8dc5-f2ac-4d18-a432-741fa77a156c" xlink:to="loc_us-gaap_TradingSecuritiesDebt_3b57ed3e-2095-4799-87d4-75d401b35919" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_7fc37c18-12f0-4bcc-bffe-1b76aaf03026" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestBearingDepositsInBanks_a2133bf3-016d-4098-a146-a8dba18727ef" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestBearingDepositsInBanks"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_7fc37c18-12f0-4bcc-bffe-1b76aaf03026" xlink:to="loc_us-gaap_InterestBearingDepositsInBanks_a2133bf3-016d-4098-a146-a8dba18727ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndDueFromBanks_881dc1ee-1031-47a2-834c-4cc8ee3e8e87" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashAndDueFromBanks"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_7fc37c18-12f0-4bcc-bffe-1b76aaf03026" xlink:to="loc_us-gaap_CashAndDueFromBanks_881dc1ee-1031-47a2-834c-4cc8ee3e8e87" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansAndLeasesReceivableNetReportedAmount_a29a7ec3-4fd6-4b73-b8bd-d4ed84ebb2c1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LoansAndLeasesReceivableNetReportedAmount"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_48d721dc-6b70-4984-93ee-f20f7c3eea9f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LoansAndLeasesReceivableNetReportedAmount_a29a7ec3-4fd6-4b73-b8bd-d4ed84ebb2c1" xlink:to="loc_us-gaap_LoansAndLeasesReceivableNetOfDeferredIncome_48d721dc-6b70-4984-93ee-f20f7c3eea9f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansAndLeasesReceivableAllowance_91c20df7-158d-4425-80d7-310f0c3dd52c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LoansAndLeasesReceivableAllowance"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LoansAndLeasesReceivableNetReportedAmount_a29a7ec3-4fd6-4b73-b8bd-d4ed84ebb2c1" xlink:to="loc_us-gaap_LoansAndLeasesReceivableAllowance_91c20df7-158d-4425-80d7-310f0c3dd52c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_e26bf245-eca5-4069-a57e-5b487a7fa846" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_3c2cfedc-c534-4239-8ef9-344db061dad5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.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_e26bf245-eca5-4069-a57e-5b487a7fa846" xlink:to="loc_us-gaap_CommonStockValue_3c2cfedc-c534-4239-8ef9-344db061dad5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_d0b13e46-773c-47f2-b6ba-c513f09acf4c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_e26bf245-eca5-4069-a57e-5b487a7fa846" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_d0b13e46-773c-47f2-b6ba-c513f09acf4c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_f5e0367e-1f7a-4400-b445-23c1c47cb675" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_e26bf245-eca5-4069-a57e-5b487a7fa846" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_f5e0367e-1f7a-4400-b445-23c1c47cb675" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_b1fbc52e-66a0-46b1-81de-e9a3c4f5e7bd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_71bf0a0e-a864-42ec-aff2-bd1aa30661fb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_b1fbc52e-66a0-46b1-81de-e9a3c4f5e7bd" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_71bf0a0e-a864-42ec-aff2-bd1aa30661fb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Investments_bed40e61-52ff-49eb-a894-8c1bb8d43b9e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Investments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_b1fbc52e-66a0-46b1-81de-e9a3c4f5e7bd" xlink:to="loc_us-gaap_Investments_bed40e61-52ff-49eb-a894-8c1bb8d43b9e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansAndLeasesReceivableNetReportedAmount_ec792bf9-445a-4921-bcd2-040f9033f664" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LoansAndLeasesReceivableNetReportedAmount"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_b1fbc52e-66a0-46b1-81de-e9a3c4f5e7bd" xlink:to="loc_us-gaap_LoansAndLeasesReceivableNetReportedAmount_ec792bf9-445a-4921-bcd2-040f9033f664" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_f6f68b08-1b30-4c0f-b748-eba46c1bd04e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_b1fbc52e-66a0-46b1-81de-e9a3c4f5e7bd" xlink:to="loc_us-gaap_Goodwill_f6f68b08-1b30-4c0f-b748-eba46c1bd04e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIntangibleAssetsNet_2fe1428e-6b53-4dff-9951-31a1b38d709f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherIntangibleAssetsNet"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_b1fbc52e-66a0-46b1-81de-e9a3c4f5e7bd" xlink:to="loc_us-gaap_OtherIntangibleAssetsNet_2fe1428e-6b53-4dff-9951-31a1b38d709f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BankOwnedLifeInsurance_d749a625-8c18-42a3-bfd5-dff71b0b8a12" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BankOwnedLifeInsurance"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_b1fbc52e-66a0-46b1-81de-e9a3c4f5e7bd" xlink:to="loc_us-gaap_BankOwnedLifeInsurance_d749a625-8c18-42a3-bfd5-dff71b0b8a12" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_463ac1de-70a4-46e3-87f0-50132aad41c0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_b1fbc52e-66a0-46b1-81de-e9a3c4f5e7bd" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_463ac1de-70a4-46e3-87f0-50132aad41c0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssets_2ee75b13-26e5-46f9-b8d1-70d93916e378" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAssets"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_b1fbc52e-66a0-46b1-81de-e9a3c4f5e7bd" xlink:to="loc_us-gaap_OtherAssets_2ee75b13-26e5-46f9-b8d1-70d93916e378" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansReceivableHeldForSaleAmount_14e4fff7-a20c-46ff-9900-8db95e92ad2c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LoansReceivableHeldForSaleAmount"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_b1fbc52e-66a0-46b1-81de-e9a3c4f5e7bd" xlink:to="loc_us-gaap_LoansReceivableHeldForSaleAmount_14e4fff7-a20c-46ff-9900-8db95e92ad2c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_d7664c77-37e8-4e62-bd89-3592c3348ef5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_b1fbc52e-66a0-46b1-81de-e9a3c4f5e7bd" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_d7664c77-37e8-4e62-bd89-3592c3348ef5" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.camdennational.com/role/CONSOLIDATEDSTATEMENTSOFINCOMEUNAUDITED" xlink:type="simple" xlink:href="cac-20220930.xsd#CONSOLIDATEDSTATEMENTSOFINCOMEUNAUDITED"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/CONSOLIDATEDSTATEMENTSOFINCOMEUNAUDITED" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoninterestIncome_b62cee6b-2f8b-4b91-a4d1-c7d51222eb23" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NoninterestIncome"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BankOwnedLifeInsuranceIncome_8ad006bd-a88d-4f44-9f9f-bca4d660aefa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BankOwnedLifeInsuranceIncome"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestIncome_b62cee6b-2f8b-4b91-a4d1-c7d51222eb23" xlink:to="loc_us-gaap_BankOwnedLifeInsuranceIncome_8ad006bd-a88d-4f44-9f9f-bca4d660aefa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_bba90e03-ba02-4768-8bc5-942b813634c6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestIncome_b62cee6b-2f8b-4b91-a4d1-c7d51222eb23" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax_bba90e03-ba02-4768-8bc5-942b813634c6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_BrokerageFeesAndInsuranceIncome_c782d0a2-5c66-4c9f-8878-5e0f9083de4a" xlink:href="cac-20220930.xsd#cac_BrokerageFeesAndInsuranceIncome"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestIncome_b62cee6b-2f8b-4b91-a4d1-c7d51222eb23" xlink:to="loc_cac_BrokerageFeesAndInsuranceIncome_c782d0a2-5c66-4c9f-8878-5e0f9083de4a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FeesAndCommissionsMortgageBankingAndServicing_9be47929-23bc-42d1-bfcb-f72fa324ded9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FeesAndCommissionsMortgageBankingAndServicing"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestIncome_b62cee6b-2f8b-4b91-a4d1-c7d51222eb23" xlink:to="loc_us-gaap_FeesAndCommissionsMortgageBankingAndServicing_9be47929-23bc-42d1-bfcb-f72fa324ded9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnInvestments_210c0ca5-39ff-4cfa-ba02-8161527d12ef" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainLossOnInvestments"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestIncome_b62cee6b-2f8b-4b91-a4d1-c7d51222eb23" xlink:to="loc_us-gaap_GainLossOnInvestments_210c0ca5-39ff-4cfa-ba02-8161527d12ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoninterestIncomeOtherOperatingIncome_a1b9670f-dfcc-4307-ab15-310f51758d0b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NoninterestIncomeOtherOperatingIncome"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestIncome_b62cee6b-2f8b-4b91-a4d1-c7d51222eb23" xlink:to="loc_us-gaap_NoninterestIncomeOtherOperatingIncome_a1b9670f-dfcc-4307-ab15-310f51758d0b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNet_46938d46-2ebb-4827-a1d2-957be439165d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestIncomeExpenseNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestAndDividendIncomeOperating_b3b8abb5-a397-46ed-a108-843f3bd505b7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestAndDividendIncomeOperating"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestIncomeExpenseNet_46938d46-2ebb-4827-a1d2-957be439165d" xlink:to="loc_us-gaap_InterestAndDividendIncomeOperating_b3b8abb5-a397-46ed-a108-843f3bd505b7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_2d9ccabf-869b-408b-80c6-32d367b8921f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestExpense"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestIncomeExpenseNet_46938d46-2ebb-4827-a1d2-957be439165d" xlink:to="loc_us-gaap_InterestExpense_2d9ccabf-869b-408b-80c6-32d367b8921f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_8ad5f2e5-a2af-4cf0-8037-183fd126b38c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_12d1de32-2807-484c-90d8-cace1f58f45a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_8ad5f2e5-a2af-4cf0-8037-183fd126b38c" xlink:to="loc_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_12d1de32-2807-484c-90d8-cace1f58f45a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoninterestIncome_67eb133f-cec8-4f70-a2e6-224a322924a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NoninterestIncome"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_8ad5f2e5-a2af-4cf0-8037-183fd126b38c" xlink:to="loc_us-gaap_NoninterestIncome_67eb133f-cec8-4f70-a2e6-224a322924a4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoninterestExpense_1df05e06-6cee-4cd0-b0fa-3290391405a2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NoninterestExpense"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_8ad5f2e5-a2af-4cf0-8037-183fd126b38c" xlink:to="loc_us-gaap_NoninterestExpense_1df05e06-6cee-4cd0-b0fa-3290391405a2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestAndDividendIncomeOperating_b9e6d99e-111b-4fe5-9262-3e3e4086f9dc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestAndDividendIncomeOperating"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestAndFeeIncomeLoansAndLeases_0ab00874-983e-4368-b96c-a4cb3ca0d89f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestAndFeeIncomeLoansAndLeases"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestAndDividendIncomeOperating_b9e6d99e-111b-4fe5-9262-3e3e4086f9dc" xlink:to="loc_us-gaap_InterestAndFeeIncomeLoansAndLeases_0ab00874-983e-4368-b96c-a4cb3ca0d89f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeSecuritiesUSTreasuryAndOtherUSGovernment_764c46b2-1030-482c-8bf4-209a80641de8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestIncomeSecuritiesUSTreasuryAndOtherUSGovernment"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestAndDividendIncomeOperating_b9e6d99e-111b-4fe5-9262-3e3e4086f9dc" xlink:to="loc_us-gaap_InterestIncomeSecuritiesUSTreasuryAndOtherUSGovernment_764c46b2-1030-482c-8bf4-209a80641de8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeSecuritiesStateAndMunicipal_9932e85e-ba03-4085-965b-9fd790d5abf7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestIncomeSecuritiesStateAndMunicipal"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestAndDividendIncomeOperating_b9e6d99e-111b-4fe5-9262-3e3e4086f9dc" xlink:to="loc_us-gaap_InterestIncomeSecuritiesStateAndMunicipal_9932e85e-ba03-4085-965b-9fd790d5abf7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendIncomeOperating_fb857701-287d-4a7b-a614-a173326efa56" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DividendIncomeOperating"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestAndDividendIncomeOperating_b9e6d99e-111b-4fe5-9262-3e3e4086f9dc" xlink:to="loc_us-gaap_DividendIncomeOperating_fb857701-287d-4a7b-a614-a173326efa56" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_InterestIncomeFederalFundsSoldAndOtherShortTermInvestments_bca9720d-b5c7-4d6d-89d2-984f5034fca4" xlink:href="cac-20220930.xsd#cac_InterestIncomeFederalFundsSoldAndOtherShortTermInvestments"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestAndDividendIncomeOperating_b9e6d99e-111b-4fe5-9262-3e3e4086f9dc" xlink:to="loc_cac_InterestIncomeFederalFundsSoldAndOtherShortTermInvestments_bca9720d-b5c7-4d6d-89d2-984f5034fca4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_89289ff0-09e5-44bc-9878-fe7c96605e42" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_370da781-79eb-4e90-9873-b8e3fd0e48b9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.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_NetIncomeLoss_89289ff0-09e5-44bc-9878-fe7c96605e42" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_370da781-79eb-4e90-9873-b8e3fd0e48b9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_33d1398f-d311-4992-9dd6-24eeb926bad5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.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_NetIncomeLoss_89289ff0-09e5-44bc-9878-fe7c96605e42" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_33d1398f-d311-4992-9dd6-24eeb926bad5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_c064bc86-5c34-4eb8-9404-71fcf7ef8bc1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDeposits_4b2a0551-d240-4beb-bd92-fcc58ebb08cd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestExpenseDeposits"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestExpense_c064bc86-5c34-4eb8-9404-71fcf7ef8bc1" xlink:to="loc_us-gaap_InterestExpenseDeposits_4b2a0551-d240-4beb-bd92-fcc58ebb08cd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_InterestExpenseBorrowingsExcludingSubordinatedNotesandDebentures_96f85f68-9cbb-4509-a9cd-894257c3ecdf" xlink:href="cac-20220930.xsd#cac_InterestExpenseBorrowingsExcludingSubordinatedNotesandDebentures"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestExpense_c064bc86-5c34-4eb8-9404-71fcf7ef8bc1" xlink:to="loc_cac_InterestExpenseBorrowingsExcludingSubordinatedNotesandDebentures_96f85f68-9cbb-4509-a9cd-894257c3ecdf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseSubordinatedNotesAndDebentures_3052af38-44a7-4b84-aedf-5cf50651aea9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestExpenseSubordinatedNotesAndDebentures"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestExpense_c064bc86-5c34-4eb8-9404-71fcf7ef8bc1" xlink:to="loc_us-gaap_InterestExpenseSubordinatedNotesAndDebentures_3052af38-44a7-4b84-aedf-5cf50651aea9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoninterestExpense_32eb236c-6846-41b5-b93a-5568c42b8576" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NoninterestExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LaborAndRelatedExpense_8deb5596-20f1-4496-b9f9-b3a4d4f9b561" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LaborAndRelatedExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestExpense_32eb236c-6846-41b5-b93a-5568c42b8576" xlink:to="loc_us-gaap_LaborAndRelatedExpense_8deb5596-20f1-4496-b9f9-b3a4d4f9b561" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_EquipmentAndSoftwareExpense_4713d89a-6905-4349-8289-48dcbbbf4c0e" xlink:href="cac-20220930.xsd#cac_EquipmentAndSoftwareExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestExpense_32eb236c-6846-41b5-b93a-5568c42b8576" xlink:to="loc_cac_EquipmentAndSoftwareExpense_4713d89a-6905-4349-8289-48dcbbbf4c0e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OccupancyNet_3ebb5dcb-374d-42c0-91c1-3330a36322e8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OccupancyNet"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestExpense_32eb236c-6846-41b5-b93a-5568c42b8576" xlink:to="loc_us-gaap_OccupancyNet_3ebb5dcb-374d-42c0-91c1-3330a36322e8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_RegulatoryAssessments_5e6b46fa-6d65-4500-80c5-d34ec28a511d" xlink:href="cac-20220930.xsd#cac_RegulatoryAssessments"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestExpense_32eb236c-6846-41b5-b93a-5568c42b8576" xlink:to="loc_cac_RegulatoryAssessments_5e6b46fa-6d65-4500-80c5-d34ec28a511d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_DebitCardExpense_d9c05451-7759-4490-9d8e-6e7a38afae1b" xlink:href="cac-20220930.xsd#cac_DebitCardExpense"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestExpense_32eb236c-6846-41b5-b93a-5568c42b8576" xlink:to="loc_cac_DebitCardExpense_d9c05451-7759-4490-9d8e-6e7a38afae1b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfessionalFees_1e196abe-a610-46f4-a3bc-9148084bf72f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProfessionalFees"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestExpense_32eb236c-6846-41b5-b93a-5568c42b8576" xlink:to="loc_us-gaap_ProfessionalFees_1e196abe-a610-46f4-a3bc-9148084bf72f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_90187587-7705-4df7-a610-e36430d805ef" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestExpense_32eb236c-6846-41b5-b93a-5568c42b8576" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_90187587-7705-4df7-a610-e36430d805ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeclosedRealEstateExpense_ed58f471-6747-46d2-9660-6ff2cf76c826" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeclosedRealEstateExpense"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestExpense_32eb236c-6846-41b5-b93a-5568c42b8576" xlink:to="loc_us-gaap_ForeclosedRealEstateExpense_ed58f471-6747-46d2-9660-6ff2cf76c826" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoninterestExpense_f3594ab4-f1a7-47ee-8c75-0153421c616e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherNoninterestExpense"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NoninterestExpense_32eb236c-6846-41b5-b93a-5568c42b8576" xlink:to="loc_us-gaap_OtherNoninterestExpense_f3594ab4-f1a7-47ee-8c75-0153421c616e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_fb60035c-edf2-4987-8283-15cec9e5ec34" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNet_3a030463-e596-4bb4-bfe8-a68be7eda7bd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestIncomeExpenseNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_fb60035c-edf2-4987-8283-15cec9e5ec34" xlink:to="loc_us-gaap_InterestIncomeExpenseNet_3a030463-e596-4bb4-bfe8-a68be7eda7bd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForLoanLeaseAndOtherLosses_1c551d1c-2959-469d-9fc4-925d9a651872" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProvisionForLoanLeaseAndOtherLosses"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestIncomeExpenseAfterProvisionForLoanLoss_fb60035c-edf2-4987-8283-15cec9e5ec34" xlink:to="loc_us-gaap_ProvisionForLoanLeaseAndOtherLosses_1c551d1c-2959-469d-9fc4-925d9a651872" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.camdennational.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVELOSSINCOMEUNAUDITED" xlink:type="simple" xlink:href="cac-20220930.xsd#CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVELOSSINCOMEUNAUDITED"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/CONSOLIDATEDSTATEMENTSOFCOMPREHENSIVELOSSINCOMEUNAUDITED" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_8e584939-a491-4030-940a-60e0e3b464c9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_9662d777-c8c7-4412-a01f-d230baeedaf4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_8e584939-a491-4030-940a-60e0e3b464c9" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_9662d777-c8c7-4412-a01f-d230baeedaf4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_923c4785-3f3e-4acb-9451-d7cc9e0613d3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_8e584939-a491-4030-940a-60e0e3b464c9" xlink:to="loc_us-gaap_NetIncomeLoss_923c4785-3f3e-4acb-9451-d7cc9e0613d3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_81e52eaa-94a8-43b2-825f-5f8f5aa67d31" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_86b925e4-3c3d-4fcd-88d3-f427fd23c803" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_81e52eaa-94a8-43b2-825f-5f8f5aa67d31" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_86b925e4-3c3d-4fcd-88d3-f427fd23c803" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_177968d4-b6dd-4120-9a9e-1d114999b612" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_81e52eaa-94a8-43b2-825f-5f8f5aa67d31" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_177968d4-b6dd-4120-9a9e-1d114999b612" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_2f39d211-ae9d-4889-a7d7-b86581da9634" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_81e52eaa-94a8-43b2-825f-5f8f5aa67d31" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_2f39d211-ae9d-4889-a7d7-b86581da9634" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.camdennational.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWSUNAUDITED" xlink:type="simple" xlink:href="cac-20220930.xsd#CONSOLIDATEDSTATEMENTSOFCASHFLOWSUNAUDITED"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/CONSOLIDATEDSTATEMENTSOFCASHFLOWSUNAUDITED" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_2dc98213-672d-496c-9271-5be7a080c7d4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:to="loc_us-gaap_NetIncomeLoss_2dc98213-672d-496c-9271-5be7a080c7d4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_0989f834-77fe-4b6b-9f4f-77c30e84f14c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:to="loc_us-gaap_PaymentsForOriginationOfMortgageLoansHeldForSale_0989f834-77fe-4b6b-9f4f-77c30e84f14c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_dd47cb2c-c475-4197-8aba-fa354acd1cb5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:to="loc_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_dd47cb2c-c475-4197-8aba-fa354acd1cb5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfMortgageLoans_c0dea875-f74a-4f7c-881c-1516733f3d41" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainLossOnSaleOfMortgageLoans"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:to="loc_us-gaap_GainLossOnSaleOfMortgageLoans_c0dea875-f74a-4f7c-881c-1516733f3d41" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_DepreciationDepletionandAmortizationExcludingAmortizationOfIntangibleAssets_541633df-4f7d-4b0e-86de-6bb39569760d" xlink:href="cac-20220930.xsd#cac_DepreciationDepletionandAmortizationExcludingAmortizationOfIntangibleAssets"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:to="loc_cac_DepreciationDepletionandAmortizationExcludingAmortizationOfIntangibleAssets_541633df-4f7d-4b0e-86de-6bb39569760d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_e0e1453f-9816-424b-ab3a-4ed68c1438fc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:to="loc_us-gaap_AccretionAmortizationOfDiscountsAndPremiumsInvestments_e0e1453f-9816-424b-ab3a-4ed68c1438fc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_cd6f6626-3f48-410e-8bb9-509233dcc030" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:to="loc_us-gaap_ShareBasedCompensation_cd6f6626-3f48-410e-8bb9-509233dcc030" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForLoanLeaseAndOtherLosses_aee6ad9e-67a5-4dcb-a19a-aea1b66ef5af" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProvisionForLoanLeaseAndOtherLosses"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:to="loc_us-gaap_ProvisionForLoanLeaseAndOtherLosses_aee6ad9e-67a5-4dcb-a19a-aea1b66ef5af" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_c1acbd80-8eca-4898-96b9-cb22b5856a44" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_c1acbd80-8eca-4898-96b9-cb22b5856a44" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_IncreaseDecreaseInDerivativeCollateral_9386f9e1-e3c5-4b1a-aee9-365afcccaa23" xlink:href="cac-20220930.xsd#cac_IncreaseDecreaseInDerivativeCollateral"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:to="loc_cac_IncreaseDecreaseInDerivativeCollateral_9386f9e1-e3c5-4b1a-aee9-365afcccaa23" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_3db52aab-10ec-4af1-bd47-5130a8d1f188" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_3db52aab-10ec-4af1-bd47-5130a8d1f188" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_68456857-6652-4b49-abcc-1086c0dcee24" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_68456857-6652-4b49-abcc-1086c0dcee24" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_PurchaseAccountingAccretionDuringPeriod_bf7bae32-6ca0-47dc-8791-23b96e631452" xlink:href="cac-20220930.xsd#cac_PurchaseAccountingAccretionDuringPeriod"/>
    <link:calculationArc order="13" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:to="loc_cac_PurchaseAccountingAccretionDuringPeriod_bf7bae32-6ca0-47dc-8791-23b96e631452" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_d6f3766b-4d66-4fb5-8bcf-3e631aed648b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainLossOnSaleOfPropertyPlantEquipment"/>
    <link:calculationArc order="14" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2513eb03-6a83-4fb6-92dc-0e524d374284" xlink:to="loc_us-gaap_GainLossOnSaleOfPropertyPlantEquipment_d6f3766b-4d66-4fb5-8bcf-3e631aed648b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_dbd34cb4-b5a9-4845-a1df-c68c4cdbd4a5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2dd8adec-d41b-479f-9dd8-39ed2d242edf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.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_dbd34cb4-b5a9-4845-a1df-c68c4cdbd4a5" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_2dd8adec-d41b-479f-9dd8-39ed2d242edf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_af024df7-28d7-41e7-992c-9e96a1449d35" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.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_dbd34cb4-b5a9-4845-a1df-c68c4cdbd4a5" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_af024df7-28d7-41e7-992c-9e96a1449d35" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_b371e72b-f227-4edd-a640-8f9b6afe9bdf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.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_dbd34cb4-b5a9-4845-a1df-c68c4cdbd4a5" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_b371e72b-f227-4edd-a640-8f9b6afe9bdf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_3326d900-4d1f-4c41-8b0c-bb69a867a7a2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_c249279f-f99b-4a19-a0d3-af97fb249c48" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_3326d900-4d1f-4c41-8b0c-bb69a867a7a2" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_c249279f-f99b-4a19-a0d3-af97fb249c48" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_d006dbb7-0ead-403e-8a95-7135e4dafd79" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeasePrincipalPayments"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_3326d900-4d1f-4c41-8b0c-bb69a867a7a2" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_d006dbb7-0ead-403e-8a95-7135e4dafd79" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDeposits_1408be4c-dbf5-448d-b0b2-475364184183" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInDeposits"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_3326d900-4d1f-4c41-8b0c-bb69a867a7a2" xlink:to="loc_us-gaap_IncreaseDecreaseInDeposits_1408be4c-dbf5-448d-b0b2-475364184183" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings_ceff79e9-00bc-4848-b46f-5e8e979eb6fb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_3326d900-4d1f-4c41-8b0c-bb69a867a7a2" xlink:to="loc_us-gaap_RepaymentsOfFederalHomeLoanBankBorrowings_ceff79e9-00bc-4848-b46f-5e8e979eb6fb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess_2ac6af00-ab71-4b52-967b-436f2de81c28" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_3326d900-4d1f-4c41-8b0c-bb69a867a7a2" xlink:to="loc_us-gaap_ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess_2ac6af00-ab71-4b52-967b-436f2de81c28" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_ProceedsPaymentsFromCommonStockIssuedUnderStockCompensationPlans_2ea2fdf0-30df-448e-bb06-9dae0bbff8a6" xlink:href="cac-20220930.xsd#cac_ProceedsPaymentsFromCommonStockIssuedUnderStockCompensationPlans"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_3326d900-4d1f-4c41-8b0c-bb69a867a7a2" xlink:to="loc_cac_ProceedsPaymentsFromCommonStockIssuedUnderStockCompensationPlans_2ea2fdf0-30df-448e-bb06-9dae0bbff8a6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividends_cf37d12a-d459-4639-9e01-15b40c90a7df" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsOfDividends"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_3326d900-4d1f-4c41-8b0c-bb69a867a7a2" xlink:to="loc_us-gaap_PaymentsOfDividends_cf37d12a-d459-4639-9e01-15b40c90a7df" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfSubordinatedDebt_f3665692-af0f-4b85-ba3d-76163d514df6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RepaymentsOfSubordinatedDebt"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_3326d900-4d1f-4c41-8b0c-bb69a867a7a2" xlink:to="loc_us-gaap_RepaymentsOfSubordinatedDebt_f3665692-af0f-4b85-ba3d-76163d514df6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_35bb5449-d95e-4ccc-8228-eb720ced21a3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_ProceedsfromsaleofFederalHomeLoanBankandFederalReserveBankstock_967167c3-6346-4e8c-a85d-60f09cb0b337" xlink:href="cac-20220930.xsd#cac_ProceedsfromsaleofFederalHomeLoanBankandFederalReserveBankstock"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_35bb5449-d95e-4ccc-8228-eb720ced21a3" xlink:to="loc_cac_ProceedsfromsaleofFederalHomeLoanBankandFederalReserveBankstock_967167c3-6346-4e8c-a85d-60f09cb0b337" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities_9c8805f8-d942-4fd4-9367-90ccead1b423" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_35bb5449-d95e-4ccc-8228-eb720ced21a3" xlink:to="loc_us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities_9c8805f8-d942-4fd4-9367-90ccead1b423" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_PaymentsforProceedsfromLoansandLeasesExcludingLoansPreviouslyChargedOff_fff4fc66-cd9b-4ebb-874a-108302082215" xlink:href="cac-20220930.xsd#cac_PaymentsforProceedsfromLoansandLeasesExcludingLoansPreviouslyChargedOff"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_35bb5449-d95e-4ccc-8228-eb720ced21a3" xlink:to="loc_cac_PaymentsforProceedsfromLoansandLeasesExcludingLoansPreviouslyChargedOff_fff4fc66-cd9b-4ebb-874a-108302082215" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0d0cfd10-4af6-4972-875b-e5711efc8a16" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_35bb5449-d95e-4ccc-8228-eb720ced21a3" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_0d0cfd10-4af6-4972-875b-e5711efc8a16" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_58a17679-c155-4313-a1ca-73447439de2c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_35bb5449-d95e-4ccc-8228-eb720ced21a3" xlink:to="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_58a17679-c155-4313-a1ca-73447439de2c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_PaymentsforFederalHomeLoanBankStock_f670980b-c2e1-4964-9de7-58b1703a8df8" xlink:href="cac-20220930.xsd#cac_PaymentsforFederalHomeLoanBankStock"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_35bb5449-d95e-4ccc-8228-eb720ced21a3" xlink:to="loc_cac_PaymentsforFederalHomeLoanBankStock_f670980b-c2e1-4964-9de7-58b1703a8df8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromRecoveriesOfLoanPreviouslyChargedOff_66feae74-fd8a-49e0-b8ff-a0b7d0adb862" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromRecoveriesOfLoanPreviouslyChargedOff"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_35bb5449-d95e-4ccc-8228-eb720ced21a3" xlink:to="loc_us-gaap_ProceedsFromRecoveriesOfLoanPreviouslyChargedOff_66feae74-fd8a-49e0-b8ff-a0b7d0adb862" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_59e6d097-d2f0-4ace-9a70-bfba7b78c992" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_35bb5449-d95e-4ccc-8228-eb720ced21a3" xlink:to="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_59e6d097-d2f0-4ace-9a70-bfba7b78c992" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities_6d2621ed-c101-4a64-96bf-f170dd57592d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_35bb5449-d95e-4ccc-8228-eb720ced21a3" xlink:to="loc_us-gaap_ProceedsFromSaleAndMaturityOfHeldToMaturitySecurities_6d2621ed-c101-4a64-96bf-f170dd57592d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfForeclosedAssets_88e75741-45da-4be9-b95a-e35d9b7d5bb5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromSaleOfForeclosedAssets"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_35bb5449-d95e-4ccc-8228-eb720ced21a3" xlink:to="loc_us-gaap_ProceedsFromSaleOfForeclosedAssets_88e75741-45da-4be9-b95a-e35d9b7d5bb5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireHeldToMaturitySecurities_fd36f037-96c3-4b2e-a646-5549d690ae86" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireHeldToMaturitySecurities"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_35bb5449-d95e-4ccc-8228-eb720ced21a3" xlink:to="loc_us-gaap_PaymentsToAcquireHeldToMaturitySecurities_fd36f037-96c3-4b2e-a646-5549d690ae86" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.camdennational.com/role/INVESTMENTSSummaryofAmortizedCostsandEstimatedFairValuesofAvailableForSaleSecuritiesDetails" xlink:type="simple" xlink:href="cac-20220930.xsd#INVESTMENTSSummaryofAmortizedCostsandEstimatedFairValuesofAvailableForSaleSecuritiesDetails"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/INVESTMENTSSummaryofAmortizedCostsandEstimatedFairValuesofAvailableForSaleSecuritiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_313b4a73-7c21-4a1e-b562-b1914d338408" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_21fb29ab-aa61-42a0-a9fc-5253ec41b599" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_313b4a73-7c21-4a1e-b562-b1914d338408" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_21fb29ab-aa61-42a0-a9fc-5253ec41b599" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_b115fa5b-bbb6-48a7-a440-ff1aae6c86c2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_313b4a73-7c21-4a1e-b562-b1914d338408" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_b115fa5b-bbb6-48a7-a440-ff1aae6c86c2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_24e17c5f-93a7-4564-9750-ec35731580f2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_313b4a73-7c21-4a1e-b562-b1914d338408" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_24e17c5f-93a7-4564-9750-ec35731580f2" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.camdennational.com/role/INVESTMENTSScheduleofUnrealizedGrossLossesandEstimatedFairvaluesofInvestmentSecuritiesDetails" xlink:type="simple" xlink:href="cac-20220930.xsd#INVESTMENTSScheduleofUnrealizedGrossLossesandEstimatedFairvaluesofInvestmentSecuritiesDetails"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/INVESTMENTSScheduleofUnrealizedGrossLossesandEstimatedFairvaluesofInvestmentSecuritiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_3fd49a0d-88b9-44ef-b241-b1db1d055f85" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_0201b6de-6325-429a-9318-4824b7884781" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_3fd49a0d-88b9-44ef-b241-b1db1d055f85" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months_0201b6de-6325-429a-9318-4824b7884781" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_1af5fed3-880a-40bf-aa96-b35307442834" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPosition_3fd49a0d-88b9-44ef-b241-b1db1d055f85" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger_1af5fed3-880a-40bf-aa96-b35307442834" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_0c0fd7b0-ed80-4d25-a4c6-00d7c90c2500" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_9a94b6ef-e959-4980-bc82-f51c3d5c8b46" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_0c0fd7b0-ed80-4d25-a4c6-00d7c90c2500" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss_9a94b6ef-e959-4980-bc82-f51c3d5c8b46" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_09f437ef-333a-4745-979a-6dd0a346b1f6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss_0c0fd7b0-ed80-4d25-a4c6-00d7c90c2500" xlink:to="loc_us-gaap_DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss_09f437ef-333a-4745-979a-6dd0a346b1f6" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.camdennational.com/role/INVESTMENTSScheduleofAmortizedCostandEstimatedFairValuesofDebtSecuritiesbyContractualMaturityDetails" xlink:type="simple" xlink:href="cac-20220930.xsd#INVESTMENTSScheduleofAmortizedCostandEstimatedFairValuesofDebtSecuritiesbyContractualMaturityDetails"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/INVESTMENTSScheduleofAmortizedCostandEstimatedFairValuesofDebtSecuritiesbyContractualMaturityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_9c48507d-268c-425e-b730-56e8e1bd8d0a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_f505521b-37eb-4d71-9564-d6fe558396c2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_9c48507d-268c-425e-b730-56e8e1bd8d0a" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_f505521b-37eb-4d71-9564-d6fe558396c2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_e4caeeb3-6d16-483b-b204-15899b10c977" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_9c48507d-268c-425e-b730-56e8e1bd8d0a" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_e4caeeb3-6d16-483b-b204-15899b10c977" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_a2b7f0c8-e0a7-472e-b65c-f11d68b1d193" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_9c48507d-268c-425e-b730-56e8e1bd8d0a" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_a2b7f0c8-e0a7-472e-b65c-f11d68b1d193" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_5f765b55-ed96-4400-b248-72ecebf4b304" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_9c48507d-268c-425e-b730-56e8e1bd8d0a" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_5f765b55-ed96-4400-b248-72ecebf4b304" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_9b7036c6-6e5a-4ecb-a644-10984446728c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_59745d9e-9571-4e77-90bc-eba11efd63b5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_9b7036c6-6e5a-4ecb-a644-10984446728c" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_59745d9e-9571-4e77-90bc-eba11efd63b5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_b446092a-a42d-4cd4-a8db-7fdd85959c75" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_9b7036c6-6e5a-4ecb-a644-10984446728c" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_b446092a-a42d-4cd4-a8db-7fdd85959c75" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_863e2e06-69e4-427f-9ec1-50a9f3bbc296" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_9aff4b5a-bf65-4761-a2f4-df39d3739a35" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_863e2e06-69e4-427f-9ec1-50a9f3bbc296" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_9aff4b5a-bf65-4761-a2f4-df39d3739a35" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_75a88881-d484-4a81-ba4a-fb7a7ff6606f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_863e2e06-69e4-427f-9ec1-50a9f3bbc296" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_75a88881-d484-4a81-ba4a-fb7a7ff6606f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_a58c4065-f9d6-42bf-ab16-224d09468382" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_863e2e06-69e4-427f-9ec1-50a9f3bbc296" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_a58c4065-f9d6-42bf-ab16-224d09468382" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_14623cd7-d1d2-48af-8d50-81fcfba4ecb7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate_863e2e06-69e4-427f-9ec1-50a9f3bbc296" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_14623cd7-d1d2-48af-8d50-81fcfba4ecb7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesFairValue_116c2dec-5087-4f8a-aa92-1a3b692af108" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesFairValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_b8026518-229b-4031-9475-57e89a55f3df" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesFairValue_116c2dec-5087-4f8a-aa92-1a3b692af108" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_b8026518-229b-4031-9475-57e89a55f3df" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_ba0ce817-a831-4d20-bb1b-d3e847dfad2e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesFairValue_116c2dec-5087-4f8a-aa92-1a3b692af108" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_ba0ce817-a831-4d20-bb1b-d3e847dfad2e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecurities_30e33006-6547-401a-b267-93bccaa6fead" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecurities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_eb68605e-bbbe-4ad4-af18-2d712a863fe0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecurities_30e33006-6547-401a-b267-93bccaa6fead" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_eb68605e-bbbe-4ad4-af18-2d712a863fe0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_34a5a916-be3a-4c26-b1c9-4554f170ff40" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecurities_30e33006-6547-401a-b267-93bccaa6fead" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_34a5a916-be3a-4c26-b1c9-4554f170ff40" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.camdennational.com/role/INVESTMENTSAmortizedCostandFairValuesofHTMSecuritiesbyContractualMaturityDetails" xlink:type="simple" xlink:href="cac-20220930.xsd#INVESTMENTSAmortizedCostandFairValuesofHTMSecuritiesbyContractualMaturityDetails"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/INVESTMENTSAmortizedCostandFairValuesofHTMSecuritiesbyContractualMaturityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_b5fcd58b-9e56-408d-b8e0-a7017696f4e1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_4bdd4b3f-1c1c-4a24-8fc8-0ab0210af3f3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_b5fcd58b-9e56-408d-b8e0-a7017696f4e1" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_4bdd4b3f-1c1c-4a24-8fc8-0ab0210af3f3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_f8f4b57c-b8ce-469e-9546-0a729cf45587" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_b5fcd58b-9e56-408d-b8e0-a7017696f4e1" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount_f8f4b57c-b8ce-469e-9546-0a729cf45587" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_e53949cc-a766-4d0a-a4fd-7cd60e111d2e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_b5fcd58b-9e56-408d-b8e0-a7017696f4e1" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_e53949cc-a766-4d0a-a4fd-7cd60e111d2e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_67ac0b34-b2fd-4c7c-b988-74e36805df50" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis_b5fcd58b-9e56-408d-b8e0-a7017696f4e1" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_67ac0b34-b2fd-4c7c-b988-74e36805df50" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_860a0074-ccfd-4292-a74a-13e1c8a078b7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_81f88fd2-6f8e-40fa-bc5a-3227aa72cd15" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_860a0074-ccfd-4292-a74a-13e1c8a078b7" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_81f88fd2-6f8e-40fa-bc5a-3227aa72cd15" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_f233103e-004e-498e-a8f4-5650644fa42a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_860a0074-ccfd-4292-a74a-13e1c8a078b7" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_f233103e-004e-498e-a8f4-5650644fa42a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_0afc874e-fdcf-4a6b-aefe-890667302304" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_860a0074-ccfd-4292-a74a-13e1c8a078b7" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_0afc874e-fdcf-4a6b-aefe-890667302304" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_aa0df55d-a211-4981-aee6-5951426a7d54" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue_860a0074-ccfd-4292-a74a-13e1c8a078b7" xlink:to="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_aa0df55d-a211-4981-aee6-5951426a7d54" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.camdennational.com/role/INVESTMENTSScheduleofAmortizedCostandFairValueofOtherInvestmentsDetails" xlink:type="simple" xlink:href="cac-20220930.xsd#INVESTMENTSScheduleofAmortizedCostandFairValueofOtherInvestmentsDetails"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/INVESTMENTSScheduleofAmortizedCostandFairValueofOtherInvestmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_cac_OtherInvestmentsAmortizedCost_044498c1-1558-4ca7-a605-22142e3b6f04" xlink:href="cac-20220930.xsd#cac_OtherInvestmentsAmortizedCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FederalHomeLoanBankStock_80125b74-a18c-4ec4-ae64-9021a63e0139" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FederalHomeLoanBankStock"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_cac_OtherInvestmentsAmortizedCost_044498c1-1558-4ca7-a605-22142e3b6f04" xlink:to="loc_us-gaap_FederalHomeLoanBankStock_80125b74-a18c-4ec4-ae64-9021a63e0139" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FederalReserveBankStock_dbd6d5df-f859-4c6a-a0f2-8c250ca2d25d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FederalReserveBankStock"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_cac_OtherInvestmentsAmortizedCost_044498c1-1558-4ca7-a605-22142e3b6f04" xlink:to="loc_us-gaap_FederalReserveBankStock_dbd6d5df-f859-4c6a-a0f2-8c250ca2d25d" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.camdennational.com/role/LOANSANDALLOWANCEFORCREDITLOSSESONLOANSFinancingReceivableNonaccrualDetails" xlink:type="simple" xlink:href="cac-20220930.xsd#LOANSANDALLOWANCEFORCREDITLOSSESONLOANSFinancingReceivableNonaccrualDetails"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/LOANSANDALLOWANCEFORCREDITLOSSESONLOANSFinancingReceivableNonaccrualDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_413ec419-ef81-412d-8f4a-13a5490b2a03" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableNonaccrualNoAllowance_6277ddf1-c191-45f8-ae23-f98756ef718a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancingReceivableNonaccrualNoAllowance"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_413ec419-ef81-412d-8f4a-13a5490b2a03" xlink:to="loc_us-gaap_FinancingReceivableNonaccrualNoAllowance_6277ddf1-c191-45f8-ae23-f98756ef718a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_FinancingReceivableNonaccrualWithAllowance_f8ff435a-70cc-4b46-8e9e-54791eae5852" xlink:href="cac-20220930.xsd#cac_FinancingReceivableNonaccrualWithAllowance"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentNonaccrualStatus_413ec419-ef81-412d-8f4a-13a5490b2a03" xlink:to="loc_cac_FinancingReceivableNonaccrualWithAllowance_f8ff435a-70cc-4b46-8e9e-54791eae5852" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.camdennational.com/role/OTHERCOMPREHENSIVEINCOMELOSSComponentsofOtherComprehensiveIncomeLossDetails" xlink:type="simple" xlink:href="cac-20220930.xsd#OTHERCOMPREHENSIVEINCOMELOSSComponentsofOtherComprehensiveIncomeLossDetails"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/OTHERCOMPREHENSIVEINCOMELOSSComponentsofOtherComprehensiveIncomeLossDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_3ae82be8-1042-4948-bdd5-fbc9d286db11" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_fde407df-d186-495d-9ae2-2373a4d1103e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_3ae82be8-1042-4948-bdd5-fbc9d286db11" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_fde407df-d186-495d-9ae2-2373a4d1103e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_OtherComprehensiveIncomeLossSecuritiesAvailableforsaleAdjustmentTax_aebb1c73-7f0a-403b-9c0e-9416bde44cca" xlink:href="cac-20220930.xsd#cac_OtherComprehensiveIncomeLossSecuritiesAvailableforsaleAdjustmentTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_3ae82be8-1042-4948-bdd5-fbc9d286db11" xlink:to="loc_cac_OtherComprehensiveIncomeLossSecuritiesAvailableforsaleAdjustmentTax_aebb1c73-7f0a-403b-9c0e-9416bde44cca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_f4563679-8caf-434d-ba96-78275977977e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax_bfc03421-dc9c-4c9f-9c5c-e84f4f89832e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_f4563679-8caf-434d-ba96-78275977977e" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationBeforeTax_bfc03421-dc9c-4c9f-9c5c-e84f4f89832e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax_b9ea2693-a6b4-46a3-b326-f0b8cbf9e0c5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_f4563679-8caf-434d-ba96-78275977977e" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationTax_b9ea2693-a6b4-46a3-b326-f0b8cbf9e0c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_cac_OtherComprehensiveIncomeLossSecuritiesAvailableforsaleAdjustmentTax_8e9c6aef-b555-4a21-9589-f27292645405" xlink:href="cac-20220930.xsd#cac_OtherComprehensiveIncomeLossSecuritiesAvailableforsaleAdjustmentTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_86be89f0-a431-485c-b8b0-601ec366ad92" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_cac_OtherComprehensiveIncomeLossSecuritiesAvailableforsaleAdjustmentTax_8e9c6aef-b555-4a21-9589-f27292645405" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_86be89f0-a431-485c-b8b0-601ec366ad92" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesBeforeReclassificationAdjustmentsTax_c9ac66f8-fe51-455e-8021-695c4cd98007" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesBeforeReclassificationAdjustmentsTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_cac_OtherComprehensiveIncomeLossSecuritiesAvailableforsaleAdjustmentTax_8e9c6aef-b555-4a21-9589-f27292645405" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesBeforeReclassificationAdjustmentsTax_c9ac66f8-fe51-455e-8021-695c4cd98007" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossTax_90903597-e104-4541-936f-3259679c420b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossTax"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_cac_OtherComprehensiveIncomeLossSecuritiesAvailableforsaleAdjustmentTax_8e9c6aef-b555-4a21-9589-f27292645405" xlink:to="loc_us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossTax_90903597-e104-4541-936f-3259679c420b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax_3ca71561-8148-422d-81a6-31ab8cadcc6e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax_815df887-25f1-4795-8d2f-1654209158f9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax_3ca71561-8148-422d-81a6-31ab8cadcc6e" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax_815df887-25f1-4795-8d2f-1654209158f9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesBeforeReclassificationAdjustmentsTax_36ee0653-ab17-4f9f-9cee-2bada9e5014b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesBeforeReclassificationAdjustmentsTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax_3ca71561-8148-422d-81a6-31ab8cadcc6e" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesBeforeReclassificationAdjustmentsTax_36ee0653-ab17-4f9f-9cee-2bada9e5014b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax_298a8281-7a10-4516-a395-ec0a18cac70f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_5905092c-0f6a-4493-b2a8-6561caf5214e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax_298a8281-7a10-4516-a395-ec0a18cac70f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_5905092c-0f6a-4493-b2a8-6561caf5214e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax_24ac9e3d-6e75-4bf1-9451-dad4f8faf30b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax_298a8281-7a10-4516-a395-ec0a18cac70f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax_24ac9e3d-6e75-4bf1-9451-dad4f8faf30b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_07648a8f-748c-4e66-a90d-85651a1a1730" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_dd484545-a481-49e6-ade1-abb7fde1e431" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_07648a8f-748c-4e66-a90d-85651a1a1730" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax_dd484545-a481-49e6-ade1-abb7fde1e431" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_7e19ef0a-14ad-4902-98e9-07d77646040c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_07648a8f-748c-4e66-a90d-85651a1a1730" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_7e19ef0a-14ad-4902-98e9-07d77646040c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_52dfb178-e17d-4a27-afba-1f03ebb46cdf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_7f5fe243-4279-42fe-aaa4-e3f507cf16a1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_52dfb178-e17d-4a27-afba-1f03ebb46cdf" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeTax_7f5fe243-4279-42fe-aaa4-e3f507cf16a1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossTax_7ae7ef4f-28dd-42c6-a925-85c5d2d9aff2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_52dfb178-e17d-4a27-afba-1f03ebb46cdf" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossTax_7ae7ef4f-28dd-42c6-a925-85c5d2d9aff2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_91d57f20-dff6-4291-a2dc-895543d86c32" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax_1c377892-5c3a-4ddd-ac84-26fc4dec83b6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_91d57f20-dff6-4291-a2dc-895543d86c32" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentBeforeTax_1c377892-5c3a-4ddd-ac84-26fc4dec83b6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax_9d6773a1-5361-4fa3-bfce-12d5d2e839f0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_91d57f20-dff6-4291-a2dc-895543d86c32" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansTax_9d6773a1-5361-4fa3-bfce-12d5d2e839f0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_bfe0e4f6-6926-4d54-ab46-a1052955afa2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_e2a825b7-6a98-4947-bb67-c95e0b94c775" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_bfe0e4f6-6926-4d54-ab46-a1052955afa2" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_e2a825b7-6a98-4947-bb67-c95e0b94c775" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax_efd5c568-1a08-43b5-9636-5882cc798b73" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_bfe0e4f6-6926-4d54-ab46-a1052955afa2" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax_efd5c568-1a08-43b5-9636-5882cc798b73" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_cd919560-d9fb-4174-b733-a2ed3b683129" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_5049fae3-a713-47be-a29c-1539e76f7885" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_cd919560-d9fb-4174-b733-a2ed3b683129" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_5049fae3-a713-47be-a29c-1539e76f7885" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax_25c87129-87a9-4b2a-ba5a-e3f4bce7480e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_cd919560-d9fb-4174-b733-a2ed3b683129" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsAndTax_25c87129-87a9-4b2a-ba5a-e3f4bce7480e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax_24c63154-fb84-4466-8219-1b62b3a61b8b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax_cd919560-d9fb-4174-b733-a2ed3b683129" xlink:to="loc_us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax_24c63154-fb84-4466-8219-1b62b3a61b8b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossAfterTax_c1efa43d-3070-45a4-918f-d223535a0f52" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossAfterTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossTax_d3c7d9bd-281f-44a7-bef3-bdff829b2f80" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossAfterTax_c1efa43d-3070-45a4-918f-d223535a0f52" xlink:to="loc_us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossTax_d3c7d9bd-281f-44a7-bef3-bdff829b2f80" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax_b5e56c76-146a-46ab-8b6e-397c3ac23cb5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossAfterTax_c1efa43d-3070-45a4-918f-d223535a0f52" xlink:to="loc_us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossBeforeTax_b5e56c76-146a-46ab-8b6e-397c3ac23cb5" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.camdennational.com/role/OTHERCOMPREHENSIVEINCOMELOSSComponentsofOtherComprehensiveIncomeLossDetails_1" xlink:type="simple" xlink:href="cac-20220930.xsd#OTHERCOMPREHENSIVEINCOMELOSSComponentsofOtherComprehensiveIncomeLossDetails_1"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/OTHERCOMPREHENSIVEINCOMELOSSComponentsofOtherComprehensiveIncomeLossDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_e85fe33c-3403-45d2-86d1-b84281a482d8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_e32e9a0c-a441-430f-8527-cf9a4b6bd574" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_e85fe33c-3403-45d2-86d1-b84281a482d8" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax_e32e9a0c-a441-430f-8527-cf9a4b6bd574" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossAfterTax_d1b5ed9b-0ff0-4825-8a1e-7dcf26305bbe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossAfterTax"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_e85fe33c-3403-45d2-86d1-b84281a482d8" xlink:to="loc_us-gaap_OciDebtSecuritiesAvailableForSaleTransferToHeldToMaturityAdjustmentFromAociForAmortizationOfGainLossAfterTax_d1b5ed9b-0ff0-4825-8a1e-7dcf26305bbe" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax_958595b5-6c92-45b6-aa36-d6db1e823843" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_e85fe33c-3403-45d2-86d1-b84281a482d8" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeReclassificationAdjustmentsNetOfTax_958595b5-6c92-45b6-aa36-d6db1e823843" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.camdennational.com/role/OTHERCOMPREHENSIVEINCOMELOSSAccumulatedOtherComprehensiveIncomeLossDetails" xlink:type="simple" xlink:href="cac-20220930.xsd#OTHERCOMPREHENSIVEINCOMELOSSAccumulatedOtherComprehensiveIncomeLossDetails"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/OTHERCOMPREHENSIVEINCOMELOSSAccumulatedOtherComprehensiveIncomeLossDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_481bb99e-19a6-41d4-aa7f-553f633472ea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_74878d3d-776c-4583-bc54-43b51accd8a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_481bb99e-19a6-41d4-aa7f-553f633472ea" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_74878d3d-776c-4583-bc54-43b51accd8a4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent_841bde48-9c68-4325-8359-0f4817bdadbc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_481bb99e-19a6-41d4-aa7f-553f633472ea" xlink:to="loc_us-gaap_ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent_841bde48-9c68-4325-8359-0f4817bdadbc" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.camdennational.com/role/EMPLOYEEBENEFITPLANSDetails" xlink:type="simple" xlink:href="cac-20220930.xsd#EMPLOYEEBENEFITPLANSDetails"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/EMPLOYEEBENEFITPLANSDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_ac74ed93-3299-4180-a109-e2c98f6a0212" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_2f26d9fb-0e92-4f5d-ada6-4ecdfaed12a2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_ac74ed93-3299-4180-a109-e2c98f6a0212" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_2f26d9fb-0e92-4f5d-ada6-4ecdfaed12a2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_0853113b-4e87-44bc-a861-94bcf4eb4d91" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_ac74ed93-3299-4180-a109-e2c98f6a0212" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_0853113b-4e87-44bc-a861-94bcf4eb4d91" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanActuarialGainLoss_6a2963ad-0bc4-439f-8a4a-e00a4aa62cb1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanActuarialGainLoss"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_ac74ed93-3299-4180-a109-e2c98f6a0212" xlink:to="loc_us-gaap_DefinedBenefitPlanActuarialGainLoss_6a2963ad-0bc4-439f-8a4a-e00a4aa62cb1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_01be7f66-0bbf-4a71-a1b0-3baf194aec96" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_ac74ed93-3299-4180-a109-e2c98f6a0212" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_01be7f66-0bbf-4a71-a1b0-3baf194aec96" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.camdennational.com/role/EPSComputationofBasicandDilutedEarningsPerShareDetails" xlink:type="simple" xlink:href="cac-20220930.xsd#EPSComputationofBasicandDilutedEarningsPerShareDetails"/>
  <link:calculationLink xlink:role="http://www.camdennational.com/role/EPSComputationofBasicandDilutedEarningsPerShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_b5686121-e41a-41bb-9f30-233ccd327428" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_bbbf44d4-858b-4d16-8762-05cf5e996f9e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.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_b5686121-e41a-41bb-9f30-233ccd327428" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_bbbf44d4-858b-4d16-8762-05cf5e996f9e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_431e151f-09fc-4d02-9778-a0b97f3794f5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.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_b5686121-e41a-41bb-9f30-233ccd327428" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_431e151f-09fc-4d02-9778-a0b97f3794f5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_e3bbb094-b1a5-47d6-94f3-5738e76a61aa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic_81b8fcd2-3cc3-4221-b650-61b651a7a9b1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_e3bbb094-b1a5-47d6-94f3-5738e76a61aa" xlink:to="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic_81b8fcd2-3cc3-4221-b650-61b651a7a9b1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_a1a74d7a-5299-42b4-9b90-3b338bba440f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_e3bbb094-b1a5-47d6-94f3-5738e76a61aa" xlink:to="loc_us-gaap_NetIncomeLoss_a1a74d7a-5299-42b4-9b90-3b338bba440f" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
