<SEC-DOCUMENT>0000766829-22-000067.txt : 20220302
<SEC-HEADER>0000766829-22-000067.hdr.sgml : 20220302
<ACCEPTANCE-DATETIME>20220302141936
ACCESSION NUMBER:		0000766829-22-000067
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20220228
FILED AS OF DATE:		20220302
DATE AS OF CHANGE:		20220302

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lynch James Patrick
		CENTRAL INDEX KEY:			0001502013

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08966
		FILM NUMBER:		22702703

	MAIL ADDRESS:	
		STREET 1:		1675 LAURELWOOD DRIVE
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95125

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SJW GROUP
		CENTRAL INDEX KEY:			0000766829
		STANDARD INDUSTRIAL CLASSIFICATION:	WATER SUPPLY [4941]
		IRS NUMBER:				770066628
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		110 W. TAYLOR STREET
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95110
		BUSINESS PHONE:		4082797800

	MAIL ADDRESS:	
		STREET 1:		110 W. TAYLOR STREET
		CITY:			SAN JOSE
		STATE:			CA
		ZIP:			95110

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SJW CORP
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_164624873878491.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2022-02-28</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000766829</issuerCik>
        <issuerName>SJW GROUP</issuerName>
        <issuerTradingSymbol>SJW</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001502013</rptOwnerCik>
            <rptOwnerName>Lynch James Patrick</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>110 W. TAYLOR STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SAN JOSE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95110</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Accounting Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2022-02-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>542</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>65.22</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>27761</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents (i) 373 shares of common stock withheld by the issuer in satisfaction of the applicable withholding taxes on shares of common stock that became issuable pursuant to the vesting of the 2019 ROE RSUs reported on the Form 4 filed on February 25, 2022 and (ii) 169 shares of common stock withheld by the issuer in satisfaction of the applicable withholding taxes on shares of common stock that became issuable pursuant to the vesting of the 2019 TSR RSUs reported on the Form 4 filed on February 25, 2022.</footnote>
        <footnote id="F2">Represents 9,156 shares of the issuer's common stock, 12,068 shares of common stock held by Mr. Lynch and his spouse in joint tenancy, 2,500 shares of the issuer's common stock held under a Roth IRA account, and 4,037 shares of the issuer's common stock underling restricted stock units including the shares that will vest and become issuable in accordance with their terms.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Willie Brown
Attorney-in-Fact for James P. Lynch</signatureName>
        <signatureDate>2022-03-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
