Allen Real EstateThe median home value in Allen, SD is $22,800. This is lower than the county median home value of $81,400. The national median home value is $219,700. The average price of homes sold in Allen, SD is $22,800. Approximately 0% of Allen homes are owned, compared to 98.08% rented, while 1.92% are vacant. Allen real estate listings include condos, townhomes, and single family homes for sale. Commercial properties are also available. If you see a property you’re interested in, contact a Allen real estate agent to arrange a tour today! Allen, South Dakota has a population of 470. Allen is less family-centric than the surrounding county with 19.61% of the households containing married families with children. The county average for households married with children is 20.82%. The median household income in Allen, South Dakota is $12,083. The median household income for the surrounding county is $45,725 compared to the national median of $57,652. The median age of people living in Allen is 16.1 years. Allen WeatherThe average high temperature in July is 87.6 degrees, with an average low temperature in January of 12.5 degrees. The average rainfall is approximately 19 inches per year, with 33 inches of snow per year. |