Today 20774, Upper Marlboro MD is count around 79 homes for sale at current average listing price of $571,924. Nearby neighborhoods of 20774 are Kettering, Cameron Grove, Perrywood, Kettering By The Park Ii, None Available, Watkins Place, Beech Tree East Village, Beech Tree North Village, Beech Tree West Village, Beechtree. Most of 20774 homes are 4 bedrooms with 3 bathrooms.