<SEC-DOCUMENT>0000766829-19-000148.txt : 20191204
<SEC-HEADER>0000766829-19-000148.hdr.sgml : 20191204
<ACCEPTANCE-DATETIME>20191204130209
ACCESSION NUMBER:		0000766829-19-000148
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20191202
FILED AS OF DATE:		20191204
DATE AS OF CHANGE:		20191204

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Johnson A Kristen
		CENTRAL INDEX KEY:			0001313291

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08966
		FILM NUMBER:		191267815

	MAIL ADDRESS:	
		STREET 1:		C/O CONNECTICUT WATER SERVICE, INC.
		STREET 2:		93 WEST MAIN STREET
		CITY:			CLINTON
		STATE:			CT
		ZIP:			06413

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_157548251132162.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2019-12-02</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001313291</rptOwnerCik>
            <rptOwnerName>Johnson A Kristen</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 Administrative Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-12-02</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>64</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>15451</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents 5 shares subject to restricted stock units (&quot;RSU&quot;) and 59 shares subject to deferred stock units (&quot;DSU&quot;) granted to the Reporting Person pursuant to dividend equivalent rights accrued on outstanding RSUs and DSUs granted by Connecticut Water Service, Inc., a wholly owned subsidiary of the Issuer.  Dividend equivalent rights accrue when and as dividends are paid on the common stock underlying the awards and will vest and be settled in accordance with the same terms as the RSUs and DSUs to which they relate.</footnote>
        <footnote id="F2">Represents (i) 1,338 shares subject to RSUs that will vest over a period of service and be settled in accordance with the terms of the awards subject to accelerated vesting under certain prescribed circumstances and (ii) 14,113 shares subject to DSUs that are vested and will be settled in accordance with an election previously made by the reporting person. Each RSU and DSU will entitle the reporting person to one share of common stock upon settlement.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Willie Brown, Attorney-in-Fact for Kristen A. Johnson</signatureName>
        <signatureDate>2019-12-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
