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The average Portage County, WI home value is $320,281, up 9.5% over the past year. (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: $320,281
1-Year Value Change: +9.5%
(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 Portage County, WI is $320,281 as of September 2026. This represents a 0.2% increase compared to last month and a 9.5% increase year-over-year.
The median home value in Portage County, WI ($320,281) compares to Wisconsin ($337,196) and the U.S. national median ($366,157).
The cities with the highest median home values in Portage County, WI include: Custer ($404,884), Amherst Junction ($388,859), Amherst ($369,103), Junction City ($361,218), Plover ($355,885). These cities represent the most expensive areas within the county.