- 1 bd
- 1 ba
- 450 sqft

The average Union, IA home value is $98,560, up 10.7% 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: $98,560
1-Year Value Change: +10.7%
(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 Union, IA is $98,560 as of September 2026. This represents a 0.6% increase compared to last month and a 10.7% increase year-over-year.
Home values in Union, IA have increased by 0.6% month-over-month and 10.7% year-over-year.
The median home value in Union, IA ($98,560) compares to: Hardin County ($145,267), Iowa ($236,623), and the U.S. national median ($366,157).