In 2019, Lake Zurich, IL had a population of 19.9k people with a median age of 38.8 and a median household income of $119,349. Between 2018 and 2019 the population of Lake Zurich, IL declined from 19,970 to 19,915, a −0.275% decrease and its median household income grew from $114,545 to $119,349, a 4.19% increase.
The 5 largest ethnic groups in Lake Zurich, IL are White (Non-Hispanic) (80.6%), Asian (Non-Hispanic) (8.44%), White (Hispanic) (4.32%), Other (Hispanic) (2.3%), and Two+ (Non-Hispanic) (1.8%). 0% of the households in Lake Zurich, IL speak a non-English language at home as their primary language.
92.7% of the residents in Lake Zurich, IL are U.S. citizens.
In 2019, the median property value in Lake Zurich, IL was $337,300, and the homeownership rate was 83.6%. Most people in Lake Zurich, IL drove alone to work, and the average commute time was 29.7 minutes. The average car ownership in Lake Zurich, IL was 2 cars per household.