<SEC-DOCUMENT>0001328581-15-000106.txt : 20150630
<SEC-HEADER>0001328581-15-000106.hdr.sgml : 20150630
<ACCEPTANCE-DATETIME>20150630163423
ACCESSION NUMBER:		0001328581-15-000106
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20150629
FILED AS OF DATE:		20150630
DATE AS OF CHANGE:		20150630

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BOISE CASCADE Co
		CENTRAL INDEX KEY:			0001328581
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-LUMBER & OTHER CONSTRUCTION MATERIALS [5030]
		IRS NUMBER:				201496201
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1111 WEST JEFFERSON STREET, SUITE 300
		STREET 2:		P. O. BOX 50
		CITY:			BOISE
		STATE:			ID
		ZIP:			83702
		BUSINESS PHONE:		(208) 384-6161

	MAIL ADDRESS:	
		STREET 1:		1111 WEST JEFFERSON STREET, SUITE 300
		STREET 2:		P. O. BOX 50
		CITY:			BOISE
		STATE:			ID
		ZIP:			83702

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BOISE CASCADE, L.L.C.
		DATE OF NAME CHANGE:	20050527

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SAHLBERG JOHN T.
		CENTRAL INDEX KEY:			0001564249

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35805
		FILM NUMBER:		15961772

	MAIL ADDRESS:	
		STREET 1:		C/O BOISE CASCADE, L.L.C.
		STREET 2:		1111 WEST JEFFERSON STREET, SUITE 300
		CITY:			BOISE
		STATE:			ID
		ZIP:			83702-5389
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_143569645277700.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2015-06-29</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001328581</issuerCik>
        <issuerName>BOISE CASCADE Co</issuerName>
        <issuerTradingSymbol>BCC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001564249</rptOwnerCik>
            <rptOwnerName>SAHLBERG JOHN T.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O BOISE CASCADE COMPANY</rptOwnerStreet1>
            <rptOwnerStreet2>1111 WEST JEFFERSON STREET, SUITE 300</rptOwnerStreet2>
            <rptOwnerCity>BOISE</rptOwnerCity>
            <rptOwnerState>ID</rptOwnerState>
            <rptOwnerZipCode>83702</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP and General Counsel</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $0.01</value>
            </securityTitle>
            <transactionDate>
                <value>2015-06-29</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2665</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>36.39</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>15874</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents shares withheld for taxes upon the satisfaction of the time and performance vesting conditions with respect to the 2013 performance stock unit award (478 shares) and the 2014 performance stock unit award (1,232 shares), as well as time vesting conditions with respect to the 2014 restricted stock unit award (955 shares).</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Wayne M. Rancourt, power of attorney</signatureName>
        <signatureDate>2015-06-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
