Today dumbarton, Towson MD is count around 11 homes for sale at current average listing price of $761,572. Nearby neighborhoods of dumbarton are West Towson, Anneslie, Devon Hill, Idlewylde, Rodgers Forge, Ruxton, Ruxton/riderwood, Ruxwood, Southland Hills, Towson. Most of dumbarton homes are 4 bedrooms with 3 bathrooms.