Today 21157, Westminster MD is count around 32 homes for sale at current average listing price of $668,270. Nearby neighborhoods of 21157 are None Available, Legacy Farms, Parrs Ridge, Walnut Ridge, Avondale, Carroll Meadows, Chapel Heights, Devlin Square, Gamber, Greenleaf. Most of 21157 homes are 4 bedrooms with 3 bathrooms.