- 2 bd
- 1 ba
- 936 sqft

The average Decatur County, IA home value is $168,940, up 11.6% 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: $168,940
1-Year Value Change: +11.6%
(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 Decatur County, IA is $168,940 as of September 2026. This represents a 0.8% increase compared to last month and a 11.6% increase year-over-year.
The median home value in Decatur County, IA ($168,940) compares to Iowa ($236,623) and the U.S. national median ($366,157).
The cities with the highest median home values in Decatur County, IA include: Weldon ($237,246), Grand River ($192,756), Lamoni ($170,111), Leon ($151,616). These cities represent the most expensive areas within the county.