Costco Hours: Opening and Closing Time

Most Costco stores are open from 10:00 AM to 8:30 PM on weekdays.

On Saturdays, Costco stores are open from 9:30 AM to 6:00 PM.

Costco stores are closed on Sundays, except for some locations that have special Sunday hours.

During the holiday season, Costco stores may have extended hours.

Costco stores may also have special hours for events like Black Friday.

Costco gas stations usually have longer hours than the stores.

Costco Business Centers have different hours than regular Costco stores.

Customers can check the hours of their local Costco store on the company's website.

Customers can also use the Costco app to check store hours and other information.