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The average Rock County, WI home value is $296,846, up 6.2% over the past year, and homes go to pending in around 8 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: $296,846
1-Year Value Change: +6.2%
(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 Rock County, WI is $296,846 as of September 2026. This represents a 0.3% increase compared to last month and a 6.2% increase year-over-year.
The median home value in Rock County, WI ($296,846) compares to Wisconsin ($337,196) and the U.S. national median ($366,157).
The cities with the highest median home values in Rock County, WI include: Spring Valley ($510,404), Porter ($492,381), Lima ($478,404), Center ($469,921), Johnstown ($459,369). These cities represent the most expensive areas within the county.