Today 21012, Arnold MD is count around 28 homes for sale at current average listing price of $878,884. Nearby neighborhoods of 21012 are Ford's Grant, Bay Hills, Kimberly Woods Village, None Available, Arnold, Belvedere Beach, Cresston Park, Foxmoor, Glen Oban, Hidden Ridge. Most of 21012 homes are 4 bedrooms with 3 bathrooms.