After what seems like an eternity, it’s finally time for a new coupon book from Costco!  We’ve got the early preview of the Costco March 2021 Coupon book before it hits mailboxes next week! Check it out below.  The offers in this March Coupon Book are available in stores from March 10th until April 4th.

The Costco Insider is our reliable source once again for this sneak preview…

Check out the March 2021 Coupon Book on

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This coupon book is 23 pages, which is a bit longer than most, and lasts 3.5 weeks and starts a full 10 days after the February coupon book ends. It’s clear allergy season has arrived because there are two full pages dedicated to allergy medications from Zyrtec, Flonase, Claritin, and Breathe Right. Other brands included in the book are Allegra, Xyzal, & Nasocort.

In this March 2021 book, here are a few more noteworthy items:

  • Winix True HEPA WiFi Air Purifier  (Item #1449587): $30.00 Off or $99.00
  • T-Mobile Samsung Galaxy S21 5G (Item #1526182): $599.99
  • Rao’s Homemade Marinara Sauce 2 x 28 oz (Item # 1234826): $2.60 Off
  • Kirkland Signature Organic K-Cup Pods – 120 ct (Item # various): $7.00 Off or $29.99
  • Huggies Pull-ups Plus Diapers  Sizes 2T/3T – 4T/5T (Item # various): $7.50 Off

Overall, we’d rate this coupon book 3.0 out of 5 stars.   Let us know how you’d rate it in the comments.