Today 20866, Burtonsville MD is count around 14 homes for sale at current average listing price of $640,039. Nearby neighborhoods of 20866 are Townes Of Gloucester, Saddle Creek, Valley Stream Estates, Castlegate, Colesville Outside, None Available, Perrywood Estates, Silverwood. Most of 20866 homes are 3 bedrooms with 3 bathrooms.