Grayslake, IL
Looking to move to Grayslake, IL? You’ve come to the right place. Livability helps people find their perfect places to live, and we’ve got everything you need to know to decide if moving to Grayslake, IL is right for you.
Let’s start with the basics: Grayslake, IL has a population of 21201. What about cost of living in Grayslake, IL? The median income in Grayslake, IL is $114,118 and the median home value is $284,220.
Read on to learn more about Grayslake, IL, and if you’d like some tips and advice for making your big move, check out our Make Your Move page, where you’ll find all kinds of stories and insights including How to Start Over in a New City, Tips for Getting to Know a New City Before You Move and so much more.
Weather in Grayslake, IL
Average Temperatures
57 high / 39 low
Average Annual Rainfall
36 in
Average Annual Snowfall
44 in
Quick Facts about Grayslake, Illinois
- Median Home Value
- $284,220
- Median Property Tax
- $3,871
- Total Population
- 21,201
- Average Commute
- 25 min
- Median Household Income
- $114,118
- Median Monthly Rent
- $1,273
Map of Grayslake, IL
Data used on Livability.com is provided from the most recent release (November 2025) by Applied Geographic Solutions (AGS). Our LivScore is calculated in partnership with AGS. Sales tax sources: Sales Tax Clearinghouse, Tax Foundation, and State Revenue Departments. Local rates are population-weighted to account for municipal variations.
