<SEC-DOCUMENT>0001179110-18-008162.txt : 20180606
<SEC-HEADER>0001179110-18-008162.hdr.sgml : 20180606
<ACCEPTANCE-DATETIME>20180606172824
ACCESSION NUMBER:		0001179110-18-008162
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180605
FILED AS OF DATE:		20180606
DATE AS OF CHANGE:		20180606

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Hackman Gregory V.
		CENTRAL INDEX KEY:			0001633114

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36711
		FILM NUMBER:		18884608

	MAIL ADDRESS:	
		STREET 1:		15776 LAGUNA CANYON ROAD
		CITY:			IRVINE
		STATE:			CA
		ZIP:			92618

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Boot Barn Holdings, Inc.
		CENTRAL INDEX KEY:			0001610250
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-SHOE STORES [5661]
		IRS NUMBER:				900776290
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		15345 BARRANCA PARKWAY
		CITY:			IRVINE
		STATE:			CA
		ZIP:			92618
		BUSINESS PHONE:		949-453-4400

	MAIL ADDRESS:	
		STREET 1:		15345 BARRANCA PARKWAY
		CITY:			IRVINE
		STATE:			CA
		ZIP:			92618
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-06-05</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001610250</issuerCik>
        <issuerName>Boot Barn Holdings, Inc.</issuerName>
        <issuerTradingSymbol>BOOT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001633114</rptOwnerCik>
            <rptOwnerName>Hackman Gregory V.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O BOOT BARN HOLDINGS, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>15345 BARRANCA PKWY</rptOwnerStreet2>
            <rptOwnerCity>IRVINE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92618</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-06-05</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>176</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>24.42</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>21513</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7160</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">On June 5, 2018, in connection with the vesting of shares underlying 508 previously disclosed restricted stock units, the issuer withheld 176 shares of common stock to satisfy withholding taxes due in connection with such vesting. Such shares had a market value of $24.42 per share, the closing price of the common stock on the vesting date. Consists of the number of shares of common stock held by the reporting person as of June 5, 2018, including the shares awarded in connection with such vesting, as well as shares acquired in previously disclosed open market purchases, but excluding any shares of common stock subject to further vesting conditions. See Note 2 below.</footnote>
        <footnote id="F2">Consists of the number of shares of common stock underlying previously disclosed restricted stock units held by the reporting person as of June 5, 2018 that remain subject to time-based vesting.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Gregory V. Hackman</signatureName>
        <signatureDate>2018-06-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
