Today 20878, Gaithersburg MD is count around 138 homes for sale at current average listing price of $856,073. Nearby neighborhoods of 20878 are Lakelands, Kentlands, Diamond Farm Codm, Quince Orchard Knolls, Mills Farm, Stonebridge, Crown, None Available, Park Summit Codm, Quail Run. Most of 20878 homes are 4 bedrooms with 3 bathrooms.