Most stores on Monday are open during their regular business hours on Martin Luther King Jr. Day, with a few exceptions.

Add Yahoo as a preferred source to see more of our stories on Google. Costco will begin offering earlier shopping hours exclusively for executive members starting July 7, at warehouse clubs across the country, the retailer announced. The move comes nearly ...

Costco is known for closing on several official holidays, which is why many people wonder whether it will be open on Martin Luther King Day

Costco's controversial Executive-only early hours are reducing crowds and speeding up shopping trips for all members, new data reveals.

MLK Day was first officially observed on January 20, 1986, after President Ronald Reagan signed the holiday into law in 1983, as documented by the National Museum of African American History & Culture.