<SEC-DOCUMENT>0001389050-18-000054.txt : 20180814
<SEC-HEADER>0001389050-18-000054.hdr.sgml : 20180814
<ACCEPTANCE-DATETIME>20180814100009
ACCESSION NUMBER:		0001389050-18-000054
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180813
FILED AS OF DATE:		20180814
DATE AS OF CHANGE:		20180814

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Aron Doug S
		CENTRAL INDEX KEY:			0001351969

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33666
		FILM NUMBER:		181014878

	MAIL ADDRESS:	
		STREET 1:		10000 MEMORIAL DRIVE, SUITE 600
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77024-3411

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Archrock, Inc.
		CENTRAL INDEX KEY:			0001389050
		STANDARD INDUSTRIAL CLASSIFICATION:	NATURAL GAS TRANSMISSION [4922]
		IRS NUMBER:				743204509
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		9807 KATY FREEWAY
		STREET 2:		STE 100
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77024
		BUSINESS PHONE:		281-836-8000

	MAIL ADDRESS:	
		STREET 1:		9807 KATY FREEWAY
		STREET 2:		STE 100
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77024

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	EXTERRAN HOLDINGS INC.
		DATE OF NAME CHANGE:	20070619

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Iliad Holdings, INC
		DATE OF NAME CHANGE:	20070206
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_153425519226943.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-08-13</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001389050</issuerCik>
        <issuerName>Archrock, Inc.</issuerName>
        <issuerTradingSymbol>AROC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001351969</rptOwnerCik>
            <rptOwnerName>Aron Doug S</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>9807 KATY FREEWAY, SUITE 100</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77024</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Sr Vice President and CFO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-08-13</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>39215</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>39215</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">This award represents a grant of restricted stock under the Archrock, Inc. 2013 Stock Incentive Plan that vests at the rate of one-third per year on each of August 20, 2019, August 20, 2020 and August 20, 2021, subject to continued employment on the date of vesting.  The award is also subject to accelerated vesting or forfeiture under certain conditions as set out in a Change of Control Agreement, Severance Benefit Agreement and the Award Notice and Agreement entered into by the issuer and the reporting person.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Susan G. Thompson, Attorney-in-fact</signatureName>
        <signatureDate>2018-08-14</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
