In 2019, Randolph County, IL had a population of 32.3k people with a median age of 41.6 and a median household income of $53,816. Between 2018 and 2019 the population of Randolph County, IL declined from 32,546 to 32,295, a −0.771% decrease and its median household income grew from $52,107 to $53,816, a 3.28% increase.
The 5 largest ethnic groups in Randolph County, IL are White (Non-Hispanic) (84.8%), Black or African American (Non-Hispanic) (10.1%), White (Hispanic) (1.95%), Two+ (Non-Hispanic) (1.11%), and Other (Hispanic) (0.836%). 0% of the households in Randolph County, IL speak a non-English language at home as their primary language, and 99% of the residents in Randolph County, IL are U.S. citizens.
In 2019, the median property value in Randolph County, IL was $110,200, and the homeownership rate was 74%. Most people in Randolph County, IL drove alone to work, and the average commute time was 23.7 minutes. The average car ownership in Randolph County, IL was 2 cars per household.