In 2020, De Witt County, IL had a population of 15.8k people with a median age of 44.2 and a median household income of $57,727. Between 2019 and 2020 the population of De Witt County, IL declined from 15,932 to 15,764, a −1.05% decrease and its median household income grew from $55,587 to $57,727, a 3.85% increase.
The 5 largest ethnic groups in De Witt County, IL are White (Non-Hispanic) (94.4%), White (Hispanic) (2.23%), Two+ (Non-Hispanic) (1.71%), Black or African American (Non-Hispanic) (0.952%), and Other (Hispanic) (0.362%).
None of the households in De Witt 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.
99.5% of the residents in De Witt County, IL are U.S. citizens.
In 2020, the median property value in De Witt County, IL was $103,600, and the homeownership rate was 76.2%. Most people in De Witt County, IL drove alone to work, and the average commute time was 21.2 minutes. The average car ownership in De Witt County, IL was 2 cars per household.