- 1 bd
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- 747 sqft

The average Stephenson County, IL home value is $160,455, up 8.4% over the past year, and homes go to pending in around 19 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: $160,455
1-Year Value Change: +8.4%
(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 Stephenson County, IL is $160,455 as of September 2026. This represents a 0.4% increase compared to last month and a 8.4% increase year-over-year.
The median home value in Stephenson County, IL ($160,455) compares to Illinois ($295,943) and the U.S. national median ($366,157).
The cities with the highest median home values in Stephenson County, IL include: Davis ($272,009), Rock City ($227,901), German Valley ($226,510), Pearl City ($218,032), Orangeville ($215,186). These cities represent the most expensive areas within the county.