Lake County, IL has a population of 703,047 people with a median age of 38.5 and a median household income of $83,152. Between 2015 and 2016 the population of Lake County, IL declined from 703,910 to 703,047, a 0.12% decrease and its median household income grew from $82,113 to $83,152, a 1.27% increase.
The population of Lake County, IL is 62.3% White, 21.5% Hispanic, and 7.41% Asian. 28% of the people in Lake County, IL speak a non-English language, and 90.3% are U.S. citizens.
The largest universities in Lake County, IL are College of Lake County, with 3,729 graduates, Rosalind Franklin University of Medicine and Science, with 672 graduates, and Lake Forest College, with 490 graduates.
The median property value in Lake County, IL is $264,100, and the homeownership rate is 73%. Most people in Lake County, IL commute by Drove Alone, and the average commute time is 28.2 minutes. The average car ownership in Lake County, IL is 2 cars per household.
Lake County, IL is the 3rd most populated county in Illinois and borders Cook County, IL; McHenry County, IL; Allegan County, MI; Berrien County, MI; Van Buren County, MI; and Kenosha County, WI& 1 more.