Unionville
- County:
- Appanoose County
- County Seat:
- No
- Area (mi²):
- 0.752
- State:
- Iowa
Unionville is a city located in Appanoose County, Iowa. Unionville has a 2026 population of 74. Unionville is currently declining at a rate of 0% annually and its population has decreased by -1.33% since the most recent census, which recorded a population of 75 in 2020.
The median household income in Unionville is $82,813 with a poverty rate of 5.13%. The median age in Unionville is 65.2 years: 65.5 years for males, and 62.7 years for females. For every 100 females there are 90.2 males.