In 2020, Memorial Day is Monday, May 25. It’s an official federal holiday, so government offices are almost universally closed. Additionally, while they aren’t required to, some retailers chose to close their doors on Memorial Day as well, giving their employees a day off. But others stay open, hosting exciting sales to entice shoppers. Since every retailer can choose what to do, there’s usually some confusion regarding what is or isn’t open on federal holidays. If you are wondering is Costco closed on Memorial Day 2020, here’s what you need to know.