In 2020, Piatt County, IL had a population of 16.4k people with a median age of 42.1 and a median household income of $73,668. Between 2019 and 2020 the population of Piatt County, IL grew from 16,401 to 16,412, a 0.0671% increase and its median household income grew from $70,849 to $73,668, a 3.98% increase.
The 5 largest ethnic groups in Piatt County, IL are White (Non-Hispanic) (95.9%), Black or African American (Non-Hispanic) (1.08%), White (Hispanic) (0.798%), Two+ (Non-Hispanic) (0.768%), and Two+ (Hispanic) (0.585%).
None of the households in Piatt 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.
99.3% of the residents in Piatt County, IL are U.S. citizens.
In 2020, the median property value in Piatt County, IL was $143,000, and the homeownership rate was 82.3%.
Most people in Piatt County, IL drove alone to work, and the average commute time was 23.6 minutes. The average car ownership in Piatt County, IL was 2 cars per household.