Unionville, Missouri

Unionville is a city in Putnam County, Missouri, United States. The population was 1,865 at the 2010 census. It is the county seat of Putnam County.

Geography and climate
Unionville is located at 40.47639°N, -93.00611°W (40.476421, -93.006005).

According to the United States Census Bureau, the city has a total area of 2.00 sqmi, all of it land.