In 2023, Shelby County, IL had a population of 20.9k people with a median age of 45.5 and a median household income of $68,457. Between 2022 and 2023 the population of Shelby County, IL declined from 21,042 to 20,867, a −0.832% decrease and its median household income grew from $65,585 to $68,457, a 4.38% increase.
The 5 largest ethnic groups in Shelby County, IL are White (Non-Hispanic) (96.3%), Two+ (Non-Hispanic) (1.57%), White (Hispanic) (0.503%), American Indian & Alaska Native (Non-Hispanic) (0.407%), and Two+ (Hispanic) (0.355%).
None of the households in Shelby 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.
99.6% of the residents in Shelby County, IL are U.S. citizens.
In 2023, the median property value in Shelby County, IL was $130,400, and the homeownership rate was 78.5%.
Most people in Shelby County, IL drove alone to work, and the average commute time was 21.1 minutes. The average car ownership in Shelby County, IL was 2 cars per household.
Shelby County, IL borders Christian County, IL, Coles County, IL, Cumberland County, IL, Effingham County, IL, Fayette County, IL, Macon County, IL, Montgomery County, IL, and Moultrie County, IL.