<SEC-DOCUMENT>0001415889-24-021845.txt : 20240821
<SEC-HEADER>0001415889-24-021845.hdr.sgml : 20240821
<ACCEPTANCE-DATETIME>20240821174113
ACCESSION NUMBER:		0001415889-24-021845
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20240819
FILED AS OF DATE:		20240821
DATE AS OF CHANGE:		20240821

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			EARLY CREIGHTON K
		CENTRAL INDEX KEY:			0000904702
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33076
		FILM NUMBER:		241229589

	MAIL ADDRESS:	
		STREET 1:		C/O WILLDAN GROUP INC.
		STREET 2:		2401 EAST KATELLA AVENUE, SUITE 300
		CITY:			ANAHEIM
		STATE:			CA
		ZIP:			92806

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Willdan Group, Inc.
		CENTRAL INDEX KEY:			0001370450
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-ENGINEERING SERVICES [8711]
		ORGANIZATION NAME:           	07 Trade & Services
		IRS NUMBER:				141951112
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1227

	BUSINESS ADDRESS:	
		STREET 1:		2401 EAST KATELLA AVENUE, SUITE 300
		CITY:			ANAHEIM
		STATE:			CA
		ZIP:			92806
		BUSINESS PHONE:		800-424-9144

	MAIL ADDRESS:	
		STREET 1:		2401 EAST KATELLA AVENUE, SUITE 300
		CITY:			ANAHEIM
		STATE:			CA
		ZIP:			92806
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4-08212024_090811.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2024-08-19</periodOfReport>

    <issuer>
        <issuerCik>0001370450</issuerCik>
        <issuerName>Willdan Group, Inc.</issuerName>
        <issuerTradingSymbol>WLDN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000904702</rptOwnerCik>
            <rptOwnerName>EARLY CREIGHTON K</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2401 E. KATELLA AVE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 300</rptOwnerStreet2>
            <rptOwnerCity>ANAHEIM</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92806</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>false</isDirector>
            <isOfficer>true</isOfficer>
            <isTenPercentOwner>false</isTenPercentOwner>
            <isOther>false</isOther>
            <officerTitle>EXECUTIVE VP AND CFO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-08-19</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1736</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>70078</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2024-08-19</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>932</value>
                    <footnoteId id="F3"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>37.36</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>69146</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents performance-based restricted stock units previously granted to the Reporting Person by the Issuer on August 2, 2022. The performance conditions applicable to the award were determined to have been satisfied by the Issuer's Compensation Committee on July 30, 2024, resulting in the immediate vesting of the restricted stock units as to 1,736 shares of Common Stock.</footnote>
        <footnote id="F2">Includes (i) 4,200 shares of restricted stock units that vest in three substantially equal installments on each of March 20, 2025, March 20, 2026 and March 20, 2027 and (ii) 15,200 shares of restricted stock that vest in two substantially equal installments on each of March 7, 2025 and March 7, 2026, subject to the Reporting Person's continued service to the Issuer through the applicable vesting date.</footnote>
        <footnote id="F3">Represents shares of the Issuer's Common Stock withheld to satisfy tax withholding obligations in connection with the vesting of the performance-based restricted stock units referenced in footnote (1).</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Creighton K. Early</signatureName>
        <signatureDate>2024-08-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
