Today 20877, Gaithersburg MD is count around 13 homes for sale at current average listing price of $518,745. Nearby neighborhoods of 20877 are Brighton East, Summit Crossing Codm, Deer Park, Fireside, Foxwood, Gaithersburg Outside, Hidden Creek, Newport Estates, None Available, Realty Park. Most of 20877 homes are 4 bedrooms with 3 bathrooms.