Today 21144, Severn MD is count around 23 homes for sale at current average listing price of $533,017. Nearby neighborhoods of 21144 are None Available, Quail Run, Boyers Ridge, Elmhurst, Quail Run South, Arundel Forest, Arundel Forest - The Carriages, Ashbrook, Brookwood Run, Carriage Pines. Most of 21144 homes are 3 bedrooms with 3 bathrooms.