Today 21012, Arnold MD is count around 35 homes for sale at current average listing price of $761,608. Nearby neighborhoods of 21012 are Shore Acres, Dorado Hills, Hidden Ridge, None Available, Severn View, The Bluffs At Deep Creek, Admirals Ridge, Arnold, Bay Hills, Belvedere Beach/harmony. Most of 21012 homes are 4 bedrooms with 3 bathrooms.