<SEC-DOCUMENT>0001398987-20-000034.txt : 20200306
<SEC-HEADER>0001398987-20-000034.hdr.sgml : 20200306
<ACCEPTANCE-DATETIME>20200306082053
ACCESSION NUMBER:		0001398987-20-000034
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200305
FILED AS OF DATE:		20200306
DATE AS OF CHANGE:		20200306

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Silva Enrique
		CENTRAL INDEX KEY:			0001748946

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35674
		FILM NUMBER:		20692654

	MAIL ADDRESS:	
		STREET 1:		175 PARK AVENUE
		CITY:			MADISON
		STATE:			NJ
		ZIP:			07940

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			REALOGY HOLDINGS CORP.
		CENTRAL INDEX KEY:			0001398987
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE AGENTS & MANAGERS (FOR OTHERS) [6531]
		IRS NUMBER:				208050955
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		175 PARK AVENUE
		CITY:			MADISON
		STATE:			NJ
		ZIP:			07940
		BUSINESS PHONE:		973-407-2000

	MAIL ADDRESS:	
		STREET 1:		175 PARK AVENUE
		CITY:			MADISON
		STATE:			NJ
		ZIP:			07940

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Realogy Holdings Corp.
		DATE OF NAME CHANGE:	20120921

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Domus Holdings Corp.
		DATE OF NAME CHANGE:	20120914

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Realogy Holdings Corp.
		DATE OF NAME CHANGE:	20120910
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_158350083548023.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-03-05</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001398987</issuerCik>
        <issuerName>REALOGY HOLDINGS CORP.</issuerName>
        <issuerTradingSymbol>RLGY</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001748946</rptOwnerCik>
            <rptOwnerName>Silva Enrique</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O REALOGY HOLDINGS CORP.</rptOwnerStreet1>
            <rptOwnerStreet2>175 PARK AVENUE</rptOwnerStreet2>
            <rptOwnerCity>MADISON</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07940</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $0.01 par value</value>
            </securityTitle>
            <transactionDate>
                <value>2020-03-05</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>11570</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>8.61</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>32612</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $8.58 to $8.65, inclusive. The reporting person undertakes to provide Realogy Holdings Corp., any security holder of Realogy Holdings Corp., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares at each separate price within the range set forth in this footnote (1).</footnote>
        <footnote id="F2">The number of shares reported in Column 5 includes 5,500 shares that were previously indirectly held by the reporting person in a trust and that are now directly held by the reporting person.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Colleen Johnson, as attorney-in-fact for Enrique Silva</signatureName>
        <signatureDate>2020-03-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
