- 2 bd
- 2 ba
- 2,600 sqft

The average Winnebago County, IL home value is $211,111, up 8.9% over the past year, and homes go to pending in around 7 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: $211,111
1-Year Value Change: +8.9%
(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 Winnebago County, IL is $211,111 as of September 2026. This represents a 0.5% increase compared to last month and a 8.8% increase year-over-year.
The median home value in Winnebago County, IL ($211,111) compares to Illinois ($295,943) and the U.S. national median ($366,157).
The cities with the highest median home values in Winnebago County, IL include: Roscoe ($315,610), Cherry Valley ($303,266), Rockton ($298,020), Winnebago ($286,310), South Beloit ($243,743). These cities represent the most expensive areas within the county.