Today 20855, Rockville MD is count around 20 homes for sale at current average listing price of $670,260. Nearby neighborhoods of 20855 are Westside At Shady Grove Metro, Westside At Shady Grove, Mill Creek Towne, Candlewood Park, Cashell Estates, Mill Creek South, Piedmont Crossing, Pt Rockville Out Res. 3, Rockville, Winters Run. Most of 20855 homes are 4 bedrooms with 3 bathrooms.