<SEC-DOCUMENT>0000750686-23-000128.txt : 20230404
<SEC-HEADER>0000750686-23-000128.hdr.sgml : 20230404
<ACCEPTANCE-DATETIME>20230404181144
ACCESSION NUMBER:		0000750686-23-000128
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20230331
FILED AS OF DATE:		20230404
DATE AS OF CHANGE:		20230404

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Smith Ryan A
		CENTRAL INDEX KEY:			0001821343

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13227
		FILM NUMBER:		23800040

	MAIL ADDRESS:	
		STREET 1:		2 ELM STREET
		STREET 2:		P.O. BOX 310
		CITY:			CAMDEN
		STATE:			ME
		ZIP:			04843

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CAMDEN NATIONAL CORP
		CENTRAL INDEX KEY:			0000750686
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				010413282
		STATE OF INCORPORATION:			ME
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		TWO ELM ST
		CITY:			CAMDEN
		STATE:			ME
		ZIP:			04843
		BUSINESS PHONE:		2072368821

	MAIL ADDRESS:	
		STREET 1:		2 ELM ST
		CITY:			CAMDEN
		STATE:			ME
		ZIP:			04843
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_168064629097567.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0407</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2023-03-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000750686</issuerCik>
        <issuerName>CAMDEN NATIONAL CORP</issuerName>
        <issuerTradingSymbol>CAC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001821343</rptOwnerCik>
            <rptOwnerName>Smith Ryan A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2 ELM STREET</rptOwnerStreet1>
            <rptOwnerStreet2>P.O. BOX 310</rptOwnerStreet2>
            <rptOwnerCity>CAMDEN</rptOwnerCity>
            <rptOwnerState>ME</rptOwnerState>
            <rptOwnerZipCode>04843</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2023-03-31</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>975</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>13469</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents a grant of restricted stock units under the issuer's 2020-2022 Long-Term Performance Share Plan that is scheduled to vest on April 28, 2023, subject to continued employment through the vesting date. Each restricted stock unit represents the right to receive one share of common stock at vesting.</footnote>
        <footnote id="F2">Includes 6,377 of restricted stock units and restricted shares that are subject to vesting and forfeiture restrictions.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Christopher G. Hutchinson, POA</signatureName>
        <signatureDate>2023-04-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
