Today 20774, Upper Marlboro MD is count around 25 homes for sale at current average listing price of $534,783. Nearby neighborhoods of 20774 are Beech Tree East Village, Oak Creek Club, Kettering Overlook, Perrywood, Watkins Place, Beach Tree, Brock Hall Manor, Cameron Grove, Cameron Grove Condo 1>, Kettering. Most of 20774 homes are 3 bedrooms with 3 bathrooms.