Alton Real Estate
Alton is located in Illinois. Alton, Illinois has a population of 27,003. Alton is less family-centric than the surrounding county with 21.66% of the households containing married families with children. The county average for households married with children is 29.17%.
The median household income in Alton, Illinois is $36,076. The median household income for the surrounding county is $53,912 compared to the national median of $53,482. The median age of people living in Alton is 36 years.
The 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.