- 2 bd
- 1 ba
- 2,100 sqft

The average Cook County, IL home value is $340,258, up 6.0% over the past year, and homes go to pending in around 15 days. (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: $340,258
1-Year Value Change: +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 Cook County, IL is $340,258 as of September 2026. This represents a 0.7% increase compared to last month and a 6.0% increase year-over-year.
The median home value in Cook County, IL ($340,258) compares to Illinois ($295,943) and the U.S. national median ($366,157).
The cities with the highest median home values in Cook County, IL include: Kenilworth ($2,142,373), Winnetka ($1,940,311), Glencoe ($1,681,872), Golf ($1,328,520), South Barrington ($1,165,345). These cities represent the most expensive areas within the county.