-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 SS3tJCiCaJORF9HD3Od0xPvNSPBeThnU+ZYHMkX+cnkEC7wpD8yJXQCZZgE+ox/q
 s0+9M2h5tq+fUX0AV0YR+A==

<SEC-DOCUMENT>0001181431-10-046427.txt : 20100913
<SEC-HEADER>0001181431-10-046427.hdr.sgml : 20100913
<ACCEPTANCE-DATETIME>20100913172701
ACCESSION NUMBER:		0001181431-10-046427
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20100909
FILED AS OF DATE:		20100913
DATE AS OF CHANGE:		20100913

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Spurling David A
		CENTRAL INDEX KEY:			0001486075

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-29480
		FILM NUMBER:		101069822

	MAIL ADDRESS:	
		STREET 1:		201 5TH AVENUE SW
		CITY:			OLYMPIA
		STATE:			WA
		ZIP:			90501

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HERITAGE FINANCIAL CORP /WA/
		CENTRAL INDEX KEY:			0001046025
		STANDARD INDUSTRIAL CLASSIFICATION:	SAVINGS INSTITUTIONS, NOT FEDERALLY CHARTERED [6036]
		IRS NUMBER:				911857900
		STATE OF INCORPORATION:			WA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		201 FIFTH AVENUE S.W.
		STREET 2:		P O BOX 1578
		CITY:			OLYMPIA
		STATE:			WA
		ZIP:			98501
		BUSINESS PHONE:		3609431500

	MAIL ADDRESS:	
		STREET 1:		205 5TH AVE SW
		STREET 2:		P O BOX 1578
		CITY:			OLYMPIA
		STATE:			WA
		ZIP:			98501
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd286171.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-09-09</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001046025</issuerCik>
        <issuerName>HERITAGE FINANCIAL CORP /WA/</issuerName>
        <issuerTradingSymbol>HFWA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001486075</rptOwnerCik>
            <rptOwnerName>Spurling David A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>201 5TH AVE SW</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>OLYMPIA</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>98501</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Credit Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2010-09-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>200</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>13.235</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>13240</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>David A. Spurling</signatureName>
        <signatureDate>2010-09-13</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Kaylene Lahn</signatureName>
        <signatureDate>2010-09-13</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----