Caswallen is a residential subdivision of detached, single family homes built primarily during the 1960s and 1970s. Median age is ca. 1969. Typical homes are 4-5 bedrooms, 2-1/2 baths, basement, and 2-car attached garage. Median interior living space is approximately 2,700 sq. ft. Median lot size. Median lot size is approximately three-quarters of an acre.
Entry into the neighborhood is from Pottstown Pike (Route 100) onto Caswallen Drive.