<SEC-DOCUMENT>0001434728-21-000092.txt : 20210319
<SEC-HEADER>0001434728-21-000092.hdr.sgml : 20210319
<ACCEPTANCE-DATETIME>20210319214126
ACCESSION NUMBER:		0001434728-21-000092
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210317
FILED AS OF DATE:		20210319
DATE AS OF CHANGE:		20210319

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Tedesco David C
		CENTRAL INDEX KEY:			0001673042

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37756
		FILM NUMBER:		21759691

	MAIL ADDRESS:	
		STREET 1:		21410 N 19TH AVENUE #220
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85027

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Global Water Resources, Inc.
		CENTRAL INDEX KEY:			0001434728
		STANDARD INDUSTRIAL CLASSIFICATION:	WATER SUPPLY [4941]
		IRS NUMBER:				900632193
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		21410 N. 19TH AVENUE
		STREET 2:		SUITE 220
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85027
		BUSINESS PHONE:		480-999-3461

	MAIL ADDRESS:	
		STREET 1:		21410 N. 19TH AVENUE
		STREET 2:		SUITE 220
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85027
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_161620447198580.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-03-17</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001434728</issuerCik>
        <issuerName>Global Water Resources, Inc.</issuerName>
        <issuerTradingSymbol>GWRS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001673042</rptOwnerCik>
            <rptOwnerName>Tedesco David C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O GLOBAL WATER RESOURCES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>21410 N 19TH AVENUE #220</rptOwnerStreet2>
            <rptOwnerCity>PHOENIX</rptOwnerCity>
            <rptOwnerState>AZ</rptOwnerState>
            <rptOwnerZipCode>85027</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2021-03-17</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>725</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>725.0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5324</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeHolding>
            <securityTitle>
                <value>Deferred Phantom Unit</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F4"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F5"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F5"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>51579.0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>51579</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Each restricted stock unit (&quot;RSU&quot;) is the economic equivalent of one share of common stock of Global Water Resources, Inc. (&quot;the Company&quot;).</footnote>
        <footnote id="F2">The RSUs are fully vested upon grant. In addition, the RSUs are only permitted to be redeemed upon the reporting person ceasing to be a director of the Company. Reference is made to the Global Water Resources, Inc. 2020 Omnibus Incentive Plan incorporated by reference in our latest Form 10-K.</footnote>
        <footnote id="F3">Following the effective date of the 2020 Omnibus Incentive Plan, directors receive RSUs instead of DPUs. Accordingly, the reported numbers of RSUs and DPUs have been updated (and corrected from previous filings) to reflect the adoption of the 2020 Omnibus Incentive Plan.</footnote>
        <footnote id="F4">Each deferred phantom unit (&quot;DPU&quot;) is the economic equivalent to one share of common stock of Global Water Resources, Inc. (&quot;the Company&quot;).</footnote>
        <footnote id="F5">The DPUs are fully vested upon grant. In addition, the DPUs are only permitted to be redeemed upon the reporting person ceasing to be a director of the Company. Reference is made to the Global Water Resources, Inc. Deferred Phantom Stock Unit Plan and amendments thereto incorporated by reference in our latest Form 10-K.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Heather Krupa, attorney-in-fact</signatureName>
        <signatureDate>2021-03-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
