Alton Real EstateThe median home value in Alton, IL is $113,000. This is higher than the county median home value of $112,200. The national median home value is $219,700. The average price of homes sold in Alton, IL is $113,000. Approximately 49.46% of Alton homes are owned, compared to 33.38% rented, while 17.16% are vacant. Alton 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 Alton real estate agent to arrange a tour today! Alton, Illinois has a population of 27,037. Alton is less family-centric than the surrounding county with 19.85% of the households containing married families with children. The county average for households married with children is 29.92%. The median household income in Alton, Illinois is $37,495. The median household income for the surrounding county is $56,536 compared to the national median of $57,652. The median age of people living in Alton is 38 years. Alton WeatherThe average high temperature in July is 88.9 degrees, with an average low temperature in January of 23 degrees. The average rainfall is approximately 41.5 inches per year, with 12.1 inches of snow per year. Nearby Homes for Sale |