In what had long been celebrated every May 30 to honor America’s fallen soldiers, Memorial Day officially became a federal holiday in 1971, observed on the last Monday in May.

Here's everything to know about 2025 Memorial Day store hours. Ace Hardware: Many stores will be open, however stores are independently owned and operated, so hours may vary by location. Customers are encouraged to contact their local store to confirm business hours before going. Find local hours here.