Fairmont City is located in Illinois. Fairmont City, Illinois has a population of 2,594. Fairmont City is more family-centric than the surrounding county with 45.74% of the households containing married families with children. The county average for households married with children is 26.84%.
The median household income in Fairmont City, Illinois is $35,179. The median household income for the surrounding county is $51,103 compared to the national median of $57,652. The median age of people living in Fairmont City is 29.6 years.
The average high temperature in July is 88.9 degrees, with an average low temperature in January of 22.4 degrees. The average rainfall is approximately 42.6 inches per year, with 13.2 inches of snow per year.
