    <SEC-DOCUMENT>0001046025-24-000076-index.html : 20240322
    <SEC-HEADER>0001046025-24-000076.hdr.sgml : 20240322
    <ACCEPTANCE-DATETIME>20240322120453
    ACCESSION NUMBER:		0001046025-24-000076
    CONFORMED SUBMISSION TYPE:	ARS
    PUBLIC DOCUMENT COUNT:		1
    CONFORMED PERIOD OF REPORT:	20231231
    FILED AS OF DATE:		20240322
    DATE AS OF CHANGE:		20240322
    EFFECTIVENESS DATE:		20240322

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			HERITAGE FINANCIAL CORP /WA/
    		CENTRAL INDEX KEY:			0001046025
    		STANDARD INDUSTRIAL CLASSIFICATION:	SAVINGS INSTITUTIONS, NOT FEDERALLY CHARTERED [6036]
    		ORGANIZATION NAME:           	02 Finance
    		IRS NUMBER:				911857900
    		STATE OF INCORPORATION:			WA
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		ARS
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-29480
    		FILM NUMBER:		24774133

    	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>ARS
    <SEQUENCE>1
    <FILENAME>a2023annualreport.pdf
    <DESCRIPTION>ARS
    <TEXT>
    Document 1 - file: a2023annualreport.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>