In 2018, Winnebago County, IL had a population of 284k people with a median age of 39.5 and a median household income of $53,345. Between 2017 and 2018 the population of Winnebago County, IL declined from 284,778 to 284,081, a -0.245% decrease and its median household income grew from $53,337 to $53,345, a 0.015% increase.
The 5 largest ethnic groups in Winnebago County, IL are White (Non-Hispanic) (68.4%), Black or African American (Non-Hispanic) (12.7%), White (Hispanic) (10.8%), Asian (Non-Hispanic) (2.97%), and Two or More Races (Non-Hispanic) (2.66%). N/A% of the people in Winnebago County, IL speak a non-English language, and 95.6% are U.S. citizens.
The median property value in Winnebago County, IL is $121,800, and the homeownership rate is 66.4%. Most people in Winnebago County, IL commute by Drove Alone, and the average commute time is 22 minutes. The average car ownership in Winnebago County, IL is 2 cars per household.