<SEC-DOCUMENT>0001332349-19-000044.txt : 20190226
<SEC-HEADER>0001332349-19-000044.hdr.sgml : 20190226
<ACCEPTANCE-DATETIME>20190226213459
ACCESSION NUMBER:		0001332349-19-000044
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190226
FILED AS OF DATE:		20190226
DATE AS OF CHANGE:		20190226

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BROMLEY MARCUS E
		CENTRAL INDEX KEY:			0001181202

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32641
		FILM NUMBER:		19635620

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Brookdale Senior Living Inc.
		CENTRAL INDEX KEY:			0001332349
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-NURSING & PERSONAL CARE FACILITIES [8050]
		IRS NUMBER:				203068069
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		111 WESTWOOD PLACE
		STREET 2:		SUITE 400
		CITY:			BRENTWOOD
		STATE:			TN
		ZIP:			37027
		BUSINESS PHONE:		(615) 221-2250

	MAIL ADDRESS:	
		STREET 1:		111 WESTWOOD PLACE
		STREET 2:		SUITE 400
		CITY:			BRENTWOOD
		STATE:			TN
		ZIP:			37027
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_155123488485871.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2019-02-26</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001332349</issuerCik>
        <issuerName>Brookdale Senior Living Inc.</issuerName>
        <issuerTradingSymbol>BKD</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001181202</rptOwnerCik>
            <rptOwnerName>BROMLEY MARCUS E</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O BROOKDALE SENIOR LIVING INC.</rptOwnerStreet1>
            <rptOwnerStreet2>111 WESTWOOD PLACE, SUITE 400</rptOwnerStreet2>
            <rptOwnerCity>BRENTWOOD</rptOwnerCity>
            <rptOwnerState>TN</rptOwnerState>
            <rptOwnerZipCode>37027</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</value>
            </securityTitle>
            <transactionDate>
                <value>2019-02-26</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3490</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>7.139</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>57271</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">This transaction was executed in multiple trades at prices ranging from $7.135 to $7.140. The price reported above reflects the weighted average purchase price. The reporting person hereby undertakes to provide upon request by the staff of the Securities and Exchange Commission, the issuer or a security holder of the issuer full information regarding the number of shares purchased at each separate price.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ J. Daniel Huffines, By Power of Attorney</signatureName>
        <signatureDate>2019-02-26</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
