In 2022, Greene County, IL had a population of 12k people with a median age of 42.7 and a median household income of $58,900. Between 2021 and 2022 the population of Greene County, IL declined from 12,187 to 12,015, a −1.41% decrease and its median household income grew from $54,427 to $58,900, a 8.22% increase.
The 5 largest ethnic groups in Greene County, IL are White (Non-Hispanic) (96.5%), Two+ (Non-Hispanic) (0.949%), Black or African American (Non-Hispanic) (0.857%), Two+ (Hispanic) (0.724%), and Other (Hispanic) (0.325%).
None of the households in Greene 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.
99.8% of the residents in Greene County, IL are U.S. citizens.
In 2022, the median property value in Greene County, IL was $92,400, and the homeownership rate was 76.9%.
Most people in Greene County, IL drove alone to work, and the average commute time was 30.5 minutes. The average car ownership in Greene County, IL was 2 cars per household.
Greene County, IL borders Calhoun County, IL, Jersey County, IL, Macoupin County, IL, Morgan County, IL, Pike County, IL, and Scott County, IL.