In 2022, Washington County, IL had a population of 13.8k people with a median age of 44 and a median household income of $75,111. Between 2021 and 2022 the population of Washington County, IL declined from 13,827 to 13,781, a −0.333% decrease and its median household income grew from $67,030 to $75,111, a 12.1% increase.
The 5 largest ethnic groups in Washington County, IL are White (Non-Hispanic) (95.4%), Two+ (Non-Hispanic) (2.25%), White (Hispanic) (0.675%), Black or African American (Non-Hispanic) (0.544%), and Two+ (Hispanic) (0.29%).
None of the households in Washington 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.
99.7% of the residents in Washington County, IL are U.S. citizens.
In 2022, the median property value in Washington County, IL was $147,100, and the homeownership rate was 82.4%.
Most people in Washington County, IL drove alone to work, and the average commute time was 26.2 minutes. The average car ownership in Washington County, IL was 2 cars per household.
Washington County, IL borders Clinton County, IL, Jefferson County, IL, Marion County, IL, Perry County, IL, Randolph County, IL, and St. Clair County, IL.