In 2021, Lake County, IL had a population of 714k people with a median age of 38.5 and a median household income of $97,127. Between 2020 and 2021 the population of Lake County, IL grew from 699,682 to 714,484, a 2.12% increase and its median household income grew from $92,654 to $97,127, a 4.83% increase.
The 5 largest ethnic groups in Lake County, IL are White (Non-Hispanic) (59.9%), White (Hispanic) (9.93%), Asian (Non-Hispanic) (8.16%), Other (Hispanic) (7.13%), and Black or African American (Non-Hispanic) (6.49%).
None of the households in Lake 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.
91.2% of the residents in Lake County, IL are U.S. citizens.
The largest universities in Lake County, IL are College of Lake County (3,676 degrees awarded in 2021), Rosalind Franklin University of Medicine and Science (632 degrees), and Lake Forest College (462 degrees).
In 2021, the median property value in Lake County, IL was $279,500, and the homeownership rate was 73.8%.
Most people in Lake County, IL drove alone to work, and the average commute time was 29.7 minutes. The average car ownership in Lake County, IL was 2 cars per household.