Costco – Memorial Day 2024 by Rhonda May 27, 2024 23 5/27/24. Costco will be closed on Monday, May 27, 2024, in observance of Memorial Day. We at Frugal Hotspot are extremely grateful for our brave military who have sacrificed their lives in service of our country. 0 FacebookTwitterPinterestEmail previous post KS Mixed Berry Cheesecake at Costco! next post Solar Escape Bucket Hat – Costco Sale! You may also like Costco Unadvertised Sales! JUNE 2024 Authentic Asia Shrimp Wonton Ramen at Costco! Solar Escape Bucket Hat – Costco Sale! KS Mixed Berry Cheesecake at Costco! NFL Drink Glass Set w/Stone Cubes at Costco! Costco Business Center Coupon Book MAY / JUNE...