Huntsville is located in Illinois. Huntsville, Illinois has a population of 128. Huntsville is less family-centric than the surrounding county with 0% of the households containing married families with children. The county average for households married with children is 25.96%.
The median household income in Huntsville, Illinois is $70,074. The median household income for the surrounding county is $47,321 compared to the national median of $57,652. The median age of people living in Huntsville is 65.1 years.
The average high temperature in July is 86.1 degrees, with an average low temperature in January of 15.9 degrees. The average rainfall is approximately 39 inches per year, with 18.7 inches of snow per year.