About Unionville, INUnionville is located in Indiana. Unionville, Indiana has a population of 1,360. Unionville is less family-centric than the surrounding county with 19% households with children. The county percentage for households with children is 21%. The median household income in Unionville, Indiana is $56,926. The median household income for the surrounding county is $46,444 compared to the national median of $57,525. The median age of people living in Unionville is 48.8 years. Unionville WeatherThe average high temperature in July is 85.78 degrees, with an average low temperature in January of 18.95 degrees. The annual precipitation is 44.5. Unionville MapUnionville real estate officesReal estate near UnionvilleNearby CitiesNearby Cities Homes for Sale |