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The average Sioux County, IA home value is $308,457, up 3.6% over the past year, and homes go to pending in around 37 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: $308,457
1-Year Value Change: +3.6%
(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 Sioux County, IA is $308,457 as of September 2026. This represents a 0.1% decrease compared to last month and a 3.6% increase year-over-year.
The median home value in Sioux County, IA ($308,457) compares to Iowa ($236,623) and the U.S. national median ($366,157).
The cities with the highest median home values in Sioux County, IA include: Sioux Center ($351,620), Maurice ($351,577), Hull ($325,041), Orange City ($322,825), Alton ($314,966). These cities represent the most expensive areas within the county.