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The average Sauk County, WI home value is $346,135, up 5.1% over the past year, and homes go to pending in around 20 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: $346,135
1-Year Value Change: +5.1%
(Data through August 31, 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 Sauk County, WI is $346,135 as of August 2026. This represents a 0.5% increase compared to last month and a 5.1% increase year-over-year.
The median home value in Sauk County, WI ($346,135) compares to Wisconsin ($339,699) and the U.S. national median ($368,697).
The cities with the highest median home values in Sauk County, WI include: Merrimac ($497,725), Prairie du Sac ($432,434), Spring Green ($388,511), Sauk City ($365,115), Lake Delton ($341,087). These cities represent the most expensive areas within the county.