<SEC-DOCUMENT>0001050825-19-000124.txt : 20190715
<SEC-HEADER>0001050825-19-000124.hdr.sgml : 20190715
<ACCEPTANCE-DATETIME>20190715160539
ACCESSION NUMBER:		0001050825-19-000124
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190712
FILED AS OF DATE:		20190715
DATE AS OF CHANGE:		20190715

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Sylvester David C
		CENTRAL INDEX KEY:			0001378763

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13873
		FILM NUMBER:		19955259

	MAIL ADDRESS:	
		STREET 1:		901 44TH STREET SE
		CITY:			GRAND RAPIDS
		STATE:			MI
		ZIP:			49508

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			STEELCASE INC
		CENTRAL INDEX KEY:			0001050825
		STANDARD INDUSTRIAL CLASSIFICATION:	OFFICE FURNITURE (NO WOOD) [2522]
		IRS NUMBER:				380819050
		STATE OF INCORPORATION:			MI
		FISCAL YEAR END:			0228

	BUSINESS ADDRESS:	
		STREET 1:		901 44TH STREET SE
		CITY:			GRAND RAPIDS
		STATE:			MI
		ZIP:			49508
		BUSINESS PHONE:		6162472710

	MAIL ADDRESS:	
		STREET 1:		901 44TH STREET SE
		CITY:			GRAND RAPIDS
		STATE:			MI
		ZIP:			49508
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_156322112488114.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2019-07-12</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001050825</issuerCik>
        <issuerName>STEELCASE INC</issuerName>
        <issuerTradingSymbol>NYSE: SCS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001378763</rptOwnerCik>
            <rptOwnerName>Sylvester David C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>STEELCASE INC.</rptOwnerStreet1>
            <rptOwnerStreet2>901 44TH ST SE</rptOwnerStreet2>
            <rptOwnerCity>GRAND RAPIDS</rptOwnerCity>
            <rptOwnerState>MI</rptOwnerState>
            <rptOwnerZipCode>49508</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Senior Vice President, CFO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-07-12</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>21017</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>17.4344</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>412816</value>
                </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 sold in multiple transactions at prices ranging from $17.40 to $17.455, inclusive.  The reporting person undertakes to provide to Steelcase Inc., any security holder of Steelcase Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Liesl A. Maloney, by power of attorney</signatureName>
        <signatureDate>2019-07-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
