Costco: number of warehouses worldwide 2011-2024

As of 2024, Costco operated 890 warehouses worldwide, up from 592 warehouses in 2011. Each year the company has opened new branches and is now one of the top retailers worldwide in terms of revenue.

Costco Key Facts

Costco opened its first warehouse in 1983 in Seattle, Washington, where the company is still headquartered today. Costco is known for selling bulk goods and requiring a membership in order to shop there. In 2024, Costco boasted nearly 137 million club members worldwide, up from 76.4 million members in 2014. Costco’s net sales have also seen a steady increase over the last several years and amounted to 249.6 billion U.S. dollars in 2024. 

Costco Consumer Behavior

Costco consistently ranks highly in terms of customer satisfaction and retained many loyal customers over the years. In 2023, Costco had a customer satisfaction rating of 82, a higher score than any other department or discount store in the United States. Less than 20 percent of Costco shoppers in the United States are between the ages of 50 and 64 years, making up the smallest share of Costco’s customer base of any age group.