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The average Sauk County, WI home value is $344,270, up 5.7% over the past year, and homes go to pending in around 14 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: $344,270
1-Year Value Change: +5.7%
(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 Sauk County, WI is $344,270 as of September 2026. This represents a 0.7% increase compared to last month and a 5.7% increase year-over-year.
The median home value in Sauk County, WI ($344,270) compares to Wisconsin ($337,196) and the U.S. national median ($366,157).
The cities with the highest median home values in Sauk County, WI include: Merrimac ($489,074), Prairie du Sac ($432,300), Spring Green ($387,284), Sauk City ($371,106), Lake Delton ($337,421). These cities represent the most expensive areas within the county.