- 2 bd
- 1 ba
- 808 sqft

The average Grayslake, IL home value is $372,633, up 5.6% over the past year. (Updated on )
Zillow Home Value Index (ZHVI), built from the ground up by measuring monthly changes in property level Zestimates, captures both the level and home values across a wide variety of geographies and housing types.
Typical Home Values: $372,633
1-Year Value Change: +5.6%
(Data through September 30, 2026)
Zillow is more than a place to browse homes. It’s a place to connect with a local agent, explore financing solutions, schedule home tours, understand your buying and selling power, and more.
The median home value in Grayslake, IL is $372,633 as of September 2026. This represents a 0.6% increase compared to last month and a 5.6% increase year-over-year.
Home values in Grayslake, IL have increased by 0.6% month-over-month and 5.6% year-over-year.
The median home value in Grayslake, IL ($372,633) compares to: Lake County ($398,052), Illinois ($295,943), and the U.S. national median ($366,157).