Costco May 2021 Coupon Book

The Costco May Coupon Book is here, valid May 19 – June 13. Pricing shown is warehouse pricing. Most items are available online at Costco for a higher price or with a delivery fee.

You must be a member to shop in warehouses and for select products online. Right now, you can sign up for a membership and get a $10 or $20 Costco Shop Card. Can you shop at Costco without a membership? Yes, but no. Find out what flies and what doesn’t.

Check out our favorite handpicked deals below:

Apparel

Home

Personal Care/Beauty

Grocery

Household

Pet

MORE COSTCO DEALS THIS WAY