
Union township
- County:
- Clinton County
- County Seat:
- No
- Area (mi²):
- 19.804
- State:
- Indiana
Union township is located in Clinton County, Indiana. Union township has a 2025 population of 921. Union township is currently declining at a rate of -0.22% annually and its population has decreased by -1.29% since the most recent census, which recorded a population of 933 in 2020.
The average household income in Union township is $98,034 with a poverty rate of 1.57%. The median age in Union township is 44.5 years: 45.2 years for males, and 40.8 years for females.