Today 21158, Westminster MD is count around 24 homes for sale at current average listing price of $667,621. Nearby neighborhoods of 21158 are None Available, Furnace Hills, Avondale Run, Bolton Hill, Breezewood Estates, Carroll County Farmettes, Deep Run, Grand Valley Farms, Manchester Election District, Meadow Ridge. Most of 21158 homes are 4 bedrooms with 3 bathrooms.