<SEC-DOCUMENT>0001050825-19-000145.txt : 20190925
<SEC-HEADER>0001050825-19-000145.hdr.sgml : 20190925
<ACCEPTANCE-DATETIME>20190925112645
ACCESSION NUMBER:		0001050825-19-000145
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190924
FILED AS OF DATE:		20190925
DATE AS OF CHANGE:		20190925

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Schmitt Eddy F
		CENTRAL INDEX KEY:			0001601314

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13873
		FILM NUMBER:		191112792

	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_156942518899207.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2019-09-24</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001601314</rptOwnerCik>
            <rptOwnerName>Schmitt Eddy F</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 VP, Americas</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-09-24</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>25000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>18.9501</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>38789</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 $18.61 to $19.3364, 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>2019-09-25</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
