
Union township
- County:
- Johnson County
- County Seat:
- No
- Area (mi²):
- 36.151
- State:
- Indiana
Union township is located in Johnson County, Indiana. Union township has a 2025 population of 3,029. Union township is currently growing at a rate of 1.3% annually and its population has increased by 6.99% since the most recent census, which recorded a population of 2,831 in 2020.
The average household income in Union township is $153,961 with a poverty rate of 8.72%. The median age in Union township is 40.9 years: 33.9 years for males, and 46.5 years for females.