Today 21157, Westminster MD is count around 23 homes for sale at current average listing price of $599,165. Nearby neighborhoods of 21157 are None Available, Legacy Farms, Campus Heights, Canaan Run, Gamber, Stonegate, Walnut Ridge, Warfieldsburg, Westminster Highlands, Windy Hills. Most of 21157 homes are 4 bedrooms with 2 bathrooms.