In 2023, Franklin County, IL had a population of 37.5k people with a median age of 43.4 and a median household income of $53,471. Between 2022 and 2023 the population of Franklin County, IL declined from 37,810 to 37,541, a −0.711% decrease and its median household income grew from $51,031 to $53,471, a 4.78% increase.
The 5 largest ethnic groups in Franklin County, IL are White (Non-Hispanic) (94.5%), Two+ (Non-Hispanic) (2.53%), Two+ (Hispanic) (1.23%), Black or African American (Non-Hispanic) (0.405%), and Asian (Non-Hispanic) (0.37%).
None of the households in Franklin County, IL reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
99.4% of the residents in Franklin County, IL are U.S. citizens.
The largest universities in Franklin County, IL are Morthland College (6 degrees awarded in 2017).
In 2023, the median property value in Franklin County, IL was $87,700, and the homeownership rate was 74.8%.
Most people in Franklin County, IL drove alone to work, and the average commute time was 26.7 minutes. The average car ownership in Franklin County, IL was 2 cars per household.
Franklin County, IL borders Hamilton County, IL, Jackson County, IL, Jefferson County, IL, Perry County, IL, Saline County, IL, and Williamson County, IL.