In 2023, Grayslake, IL had a population of 20.7k people with a median age of 35.9 and a median household income of $113,697. Between 2022 and 2023 the population of Grayslake, IL declined from 20,801 to 20,707, a −0.452% decrease and its median household income grew from $110,662 to $113,697, a 2.74% increase.
The 5 largest ethnic groups in Grayslake, IL are White (Non-Hispanic) (70.1%), Black or African American (Non-Hispanic) (8.56%), White (Hispanic) (5.62%), Two+ (Non-Hispanic) (4.98%), and Two+ (Hispanic) (4.28%).
None of the households in Grayslake, 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.
95.9% of the residents in Grayslake, IL are U.S. citizens.
The largest universities in Grayslake, IL are College of Lake County (4,149 degrees awarded in 2022).
In 2023, the median property value in Grayslake, IL was $293,900, and the homeownership rate was 76.3%.
Most people in Grayslake, IL drove alone to work, and the average commute time was 27.4 minutes. The average car ownership in Grayslake, IL was 2 cars per household.