Today 20774, Upper Marlboro MD is count around 74 homes for sale at current average listing price of $603,363. Nearby neighborhoods of 20774 are Kettering, Oak Creek Club, Cameron Grove, Beech Tree North Village, None Available, Perrywood, Beech Tree East Village, Beech Tree West Village, Kettering By The Park Ii, Palisades At Oak Creek. Most of 20774 homes are 4 bedrooms with 3 bathrooms.