are you planning to do some grocery shopping this Labor Day weekend stay tuned to find out which stores will be open and which ones will be closed Labor Day a federal holiday celebrates the social and economic achievements of American workers it has been observed since the late 19th century most national grocery chains like Walmart and Kroger will be open on Labor Day ensuring you can get your shopping done however not all stores will be open for instance Costco will be closed in observance of the holiday if you're wondering about specific store hours Walmart will generally be open from 6:00 a.m. to 11:00 p.m. but it's best to check your local store Kroger and its family of stores including Ralphs and king supers will also be open but hours may vary by location Target Trader Joe's and Whole Foods will be open but again it's wise to check with your local store for specific hours Sam's Club will have special hours for plus and club members so make sure to plan accordingly other stores like Maya Publix and ALDI will also be open but Aldi will have limited hours don't forget while grocery stores are mostly open Banks post offices and shipping stores will be closed happy labor day shopping