<SEC-DOCUMENT>0000892712-21-000246.txt : 20210528
<SEC-HEADER>0000892712-21-000246.hdr.sgml : 20210528
<ACCEPTANCE-DATETIME>20210528165015
ACCESSION NUMBER:		0000892712-21-000246
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210527
FILED AS OF DATE:		20210528
DATE AS OF CHANGE:		20210528

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Williams Scott K
		CENTRAL INDEX KEY:			0001532856

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37641
		FILM NUMBER:		21981191

	MAIL ADDRESS:	
		STREET 1:		170 COUNTRYSIDE DRIVE
		STREET 2:		P.O. BOX 409
		CITY:			BELLEVILLE
		STATE:			WI
		ZIP:			53508

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DULUTH HOLDINGS INC.
		CENTRAL INDEX KEY:			0001649744
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-APPAREL & ACCESSORY STORES [5600]
		IRS NUMBER:				391564801
		FISCAL YEAR END:			0131

	BUSINESS ADDRESS:	
		STREET 1:		201 EAST FRONT STREET
		CITY:			MOUNT HOREB
		STATE:			WI
		ZIP:			53572
		BUSINESS PHONE:		608 424-1544

	MAIL ADDRESS:	
		STREET 1:		201 EAST FRONT STREET
		CITY:			MOUNT HOREB
		STATE:			WI
		ZIP:			53572
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-05-27</periodOfReport>

    <issuer>
        <issuerCik>0001649744</issuerCik>
        <issuerName>DULUTH HOLDINGS INC.</issuerName>
        <issuerTradingSymbol>DLTH</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001532856</rptOwnerCik>
            <rptOwnerName>Williams Scott K</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>201 EAST FRONT STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MOUNT HOREB</rptOwnerCity>
            <rptOwnerState>WI</rptOwnerState>
            <rptOwnerZipCode>53572</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>Class B Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-05-27</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>4630</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>23670</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Award of restricted stock granted under the 2015 Equity Incentive Plan of Duluth Holdings Inc.  The shares of restricted stock vest in full on the earlier of May 27, 2022 or the date of the Duluth Holdings Inc. 2022 annual meeting of shareholders.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Dennis F. Connolly, as POA</signatureName>
        <signatureDate>2021-05-27</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
