<SEC-DOCUMENT>0001144204-16-128576.txt : 20161019
<SEC-HEADER>0001144204-16-128576.hdr.sgml : 20161019
<ACCEPTANCE-DATETIME>20161019135337
ACCESSION NUMBER:		0001144204-16-128576
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20161011
FILED AS OF DATE:		20161019
DATE AS OF CHANGE:		20161019

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BARRETT BUSINESS SERVICES INC
		CENTRAL INDEX KEY:			0000902791
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-HELP SUPPLY SERVICES [7363]
		IRS NUMBER:				520812977
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		8100 NE PARKWAY DRIVE
		STREET 2:		SUITE 200
		CITY:			VANCOUVER
		STATE:			WA
		ZIP:			98662
		BUSINESS PHONE:		(800) 494-5669

	MAIL ADDRESS:	
		STREET 1:		8100 NE PARKWAY DRIVE
		STREET 2:		SUITE 200
		CITY:			VANCOUVER
		STATE:			WA
		ZIP:			98662

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Cusick Thomas B.
		CENTRAL INDEX KEY:			0001434658

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-21886
		FILM NUMBER:		161942331

	MAIL ADDRESS:	
		STREET 1:		14375 NW SCIENCE PARK DR.
		CITY:			PORTLAND
		STATE:			OR
		ZIP:			97229
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>v450777_3.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2016-10-11</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000902791</issuerCik>
        <issuerName>BARRETT BUSINESS SERVICES INC</issuerName>
        <issuerTradingSymbol>BBSI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001434658</rptOwnerCik>
            <rptOwnerName>Cusick Thomas B.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O COLUMBIA SPORTSWEAR COMPANY</rptOwnerStreet1>
            <rptOwnerStreet2>14375 NW SCIENCE PARK DRIVE</rptOwnerStreet2>
            <rptOwnerCity>PORTLAND</rptOwnerCity>
            <rptOwnerState>OR</rptOwnerState>
            <rptOwnerZipCode>97229</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <ownerSignature>
        <signatureName>/s/ Thomas B. Cusick</signatureName>
        <signatureDate>2016-10-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
