Today 21012, Arnold MD is count around 22 homes for sale at current average listing price of $1,129,018. Nearby neighborhoods of 21012 are Belvedere Beach/harmony, Indian Hills, Spriggs Cove, Arnold, Bluffs At Deep Creek, Divinity Cove, Falcon Crest, Foxmoor, Hidden Ridge, Kimberly Woods Village. Most of 21012 homes are 4 bedrooms with 3 bathrooms.