Costco Wholesale COST Number of Stores

Costco Wholesale Corporation (Costco or the Company), a Washington corporation, and its subsidiaries operate membership warehouses based on the concept that offering members low prices on a limited selection of nationally-branded and private-label products in a wide range of merchandise categories will produce high sales volumes and rapid inventory turnover. At May 10, 2026, Costco operated 928 warehouses worldwide: 637 in the United States (U.S.) located in 47 states, Washington, D.C., and Puerto Rico, 115 in Canada, 42 in Mexico, 37 in Japan, 29 in the United Kingdom (U.K.), 20 in Korea, 15 in Australia, 14 in Taiwan, seven in China, five in Spain, three in France, two in Sweden and one each in Iceland and New Zealand. The Company operates e-commerce sites in the U.S., Canada, the U.K., Mexico, Korea, Taiwan, Japan, and Australia.