<SEC-DOCUMENT>0001718227-21-000002.txt : 20210105
<SEC-HEADER>0001718227-21-000002.hdr.sgml : 20210105
<ACCEPTANCE-DATETIME>20210105170722
ACCESSION NUMBER:		0001718227-21-000002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210104
FILED AS OF DATE:		20210105
DATE AS OF CHANGE:		20210105

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Smith Fred Julius III
		CENTRAL INDEX KEY:			0001739258

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38479
		FILM NUMBER:		21506896

	MAIL ADDRESS:	
		STREET 1:		701 CORPORATE CENTER DRIVE, SUITE 101
		CITY:			RALEIGH
		STATE:			TX
		ZIP:			27607

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Construction Partners, Inc.
		CENTRAL INDEX KEY:			0001718227
		STANDARD INDUSTRIAL CLASSIFICATION:	HEAVY CONSTRUCTION OTHER THAN BUILDING CONST - CONTRACTORS [1600]
		IRS NUMBER:				260758017
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		290 HEALTHWEST DR.
		STREET 2:		SUITE 2
		CITY:			DOTHAN
		STATE:			AL
		ZIP:			36303
		BUSINESS PHONE:		334.673.9763

	MAIL ADDRESS:	
		STREET 1:		290 HEALTHWEST DR.
		STREET 2:		SUITE 2
		CITY:			DOTHAN
		STATE:			AL
		ZIP:			36303
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_160988442757427.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2021-01-04</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001718227</issuerCik>
        <issuerName>Construction Partners, Inc.</issuerName>
        <issuerTradingSymbol>ROAD</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001739258</rptOwnerCik>
            <rptOwnerName>Smith Fred Julius III</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>290 HEALTHWEST DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 2</rptOwnerStreet2>
            <rptOwnerCity>DOTHAN</rptOwnerCity>
            <rptOwnerState>AL</rptOwnerState>
            <rptOwnerZipCode>36303</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Operating Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-01-04</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>10000</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>27.72</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Class B Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F2"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>281441.0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>281441</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Class B Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F2"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>134582.0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>134582</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By entity</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Represents restricted shares of Class A common stock, par value $0.001 (&quot;Class A common stock&quot;), of Construction Partners, Inc. (the &quot;Issuer&quot;) granted under the Construction Partners, Inc. 2018 Equity Incentive Plan, of which 2,500 shares vested immediately, and 2,500 shares will vest on each of the first three anniversaries of the grant date.</footnote>
        <footnote id="F2">Each share of Class B common stock, par value $0.001 (&quot;Class B common stock&quot;), of the Issuer is convertible into one share of Class A common stock (i) at any time at the option of the holder or (ii) upon any transfer, except for certain transfers described in the Issuer's amended and restated certificate of incorporation. In addition, upon the election of the holders of a majority of the then-outstanding shares of Class B common stock, all outstanding shares of Class B common stock will be converted into shares of Class A common stock. The holders of Class A common stock and Class B common stock vote as a single class on all matters submitted to a vote of stockholders. The holders of Class A common stock are entitled to one vote per share, and the holders of Class B common stock are entitled to 10 votes per share. The shares of Class B common stock do not expire.</footnote>
        <footnote id="F3">The reported shares are held by a limited liability company for which the reporting person serves as co-manager, and, in such capacity, shares the power to vote and direct the disposition of the shares.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ R. Alan Palmer, attorney-in-fact</signatureName>
        <signatureDate>2021-01-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
