Today 20774, Upper Marlboro MD is count around 70 homes for sale at current average listing price of $569,756. Nearby neighborhoods of 20774 are Kettering, Cameron Grove, None Available, Oak Creek Club, Beech Tree East Village, Perrywood, Beech Tree North Village, Beechtree, Kettering By The Park Ii, Beech Tree West Village. Most of 20774 homes are 4 bedrooms with 3 bathrooms.