In 2018, Lee County, IL had a population of 34.5k people with a median age of 43.4 and a median household income of $57,901. Between 2017 and 2018 the population of Lee County, IL declined from 34,670 to 34,527, a -0.412% decrease and its median household income declined from $58,319 to $57,901, a -0.717% decrease.
The 5 largest ethnic groups in Lee County, IL are White (Non-Hispanic) (86.4%), Black or African American (Non-Hispanic) (5.08%), White (Hispanic) (4%), Two+ (Non-Hispanic) (1.3%), and Other (Hispanic) (1.12%). NaNk% of the people in Lee County, IL speak a non-English language, and 98.6% are U.S. citizens.
The largest universities in Lee County, IL are Sauk Valley Community College (666 degrees awarded in 2017).
The median property value in Lee County, IL is $117,600, and the homeownership rate is 72.8%. Most people in Lee County, IL commute by Drove Alone, and the average commute time is 21 minutes. The average car ownership in Lee County, IL is 2 cars per household.
Lee County, IL borders Bureau County, IL, DeKalb County, IL, LaSalle County, IL, Ogle County, IL, and Whiteside County, IL.