Rachel Stump | Updated

Costco May 2021 Coupon Book

The Krazy Coupon Lady is an ad-supported service. Many offers on our site contain affiliate links, and we may earn a small commission if you make a purchase using them. Some posts are sponsored by the maker of the product, and we receive a fee for the post. See our full advertiser disclosure.

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

A woman looking at clothing inside Costco.

Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form

Home

snapware pyrex costco 1586978112 1586978112

Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form

Personal Care/Beauty

costco-shea-moisture-2020-02

Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form

Grocery

Redbull energy drinks at Costco

Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form
Tag:form

Household

cascade 2 1 15 costco 1547520916

Tag:form
Tag:form
Tag:form

Pet

cosequin costco 2 5 1580927261

Tag:form
Tag:form
Tag:form

MORE COSTCO DEALS THIS WAY

Rechargeable Flashlight, Just $9.97 for Amazon Black Friday
a flashlight on the floor
a flashlight on the floor
This AMC Movie Ticket Bundle Is Only $16.80 for Two at Giftory (Reg. $48)
giftory amc gift card
giftory amc gift card
Stack Codes at Under Armour and Save Up to 82%: $25 Shoes, $7 Hat, and More
Under Armour retail shorts section jan 1
Under Armour retail shorts section jan 1
Kohl’s Black Friday Drops Bigger Deals: $68 Shark Vacuum, $168 Ninja Slushi
kohls-black-friday-hybrid-update-1
kohls-black-friday-hybrid-update-1
This 6-Foot Christmas Prelit Cedar Garland Is $10 With Amazon Promo Code
Artgar Christmas Cedar Garland draped over a hearth.
Artgar Christmas Cedar Garland draped over a hearth.
Biodance Bio-Collagen Deep Mask, Only $6.65 on Amazon (Reg. $19)
Person holding Biodance Face Masks in front of Prime box
Person holding Biodance Face Masks in front of Prime box
3-in-1 Tide Pods: 4 Tubs for $27 With Amazon Promotion
Tide pods
Tide pods
Crayola Ultimate Light Board, Only $13.99 for Amazon Black Friday
crayola light board
crayola light board
These $89 Kate Spade Card Holders Are Just $16.87
kate-spade-cardholders-black-friday-1
kate-spade-cardholders-black-friday-1