Milledgeville is located in Illinois. Milledgeville, Illinois has a population of 1,103. Milledgeville is more family-centric than the surrounding county with 35.94% of the households containing married families with children. The county average for households married with children is 23.24%.
The median household income in Milledgeville, Illinois is $49,922. The median household income for the surrounding county is $54,959 compared to the national median of $69,021. The median age of people living in Milledgeville is 40.9 years.
The average high temperature in July is 84 degrees, with an average low temperature in January of 11.9 degrees. The average rainfall is approximately 38 inches per year, with 28.7 inches of snow per year.