In 2020, Grayslake, IL had a population of 20.5k people with a median age of 37.5 and a median household income of $99,583. Between 2019 and 2020 the population of Grayslake, IL declined from 20,720 to 20,482, a −1.15% decrease and its median household income grew from $97,265 to $99,583, a 2.38% increase.
The 5 largest ethnic groups in Grayslake, IL are White (Non-Hispanic) (73.4%), White (Hispanic) (7.29%), Black or African American (Non-Hispanic) (5.78%), Asian (Non-Hispanic) (4.73%), and Other (Hispanic) (3.98%).
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.
94.6% of the residents in Grayslake, IL are U.S. citizens.
The largest universities in Grayslake, IL are College of Lake County (4,492 degrees awarded in 2020).
In 2020, the median property value in Grayslake, IL was $241,800, and the homeownership rate was 72.1%.
Most people in Grayslake, IL drove alone to work, and the average commute time was 29.9 minutes. The average car ownership in Grayslake, IL was 2 cars per household.