    <SEC-DOCUMENT>0000909832-25-000157-index.html : 20251204
    <SEC-HEADER>0000909832-25-000157.hdr.sgml : 20251204
    <ACCEPTANCE-DATETIME>20251204162250
    ACCESSION NUMBER:		0000909832-25-000157
    CONFORMED SUBMISSION TYPE:	ARS
    PUBLIC DOCUMENT COUNT:		1
    CONFORMED PERIOD OF REPORT:	20250831
    FILED AS OF DATE:		20251204
    DATE AS OF CHANGE:		20251204
    EFFECTIVENESS DATE:		20251204

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			COSTCO WHOLESALE CORP /NEW
    		CENTRAL INDEX KEY:			0000909832
    		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-VARIETY STORES [5331]
    		ORGANIZATION NAME:           	07 Trade & Services
    		EIN:				911223280
    		STATE OF INCORPORATION:			WA
    		FISCAL YEAR END:			0831

    	FILING VALUES:
    		FORM TYPE:		ARS
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-20355
    		FILM NUMBER:		251549632

    	BUSINESS ADDRESS:
    		STREET 1:		999 LAKE DRIVE
    		CITY:			ISSAQUAH
    		STATE:			WA
    		ZIP:			98027-
    		BUSINESS PHONE:		4253138100

    	MAIL ADDRESS:
    		STREET 1:		999 LAKE DRIVE
    		CITY:			ISSAQUAH
    		STATE:			WA
    		ZIP:			98027

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	COSTCO COMPANIES INC
    		DATE OF NAME CHANGE:	19970401

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	PRICE/COSTCO INC
    		DATE OF NAME CHANGE:	19930728
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>ARS
    <SEQUENCE>1
    <FILENAME>costannualreport2025.pdf
    <DESCRIPTION>ARS
    <TEXT>
    Document 1 - file: costannualreport2025.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>