
Union township
- County:
- Rush County
- County Seat:
- No
- Area (mi²):
- 35.496
- State:
- Indiana
Union township is located in Rush County, Indiana. Union township has a 2025 population of 746. Union township is currently growing at a rate of 1.08% annually and its population has increased by 3.18% since the most recent census, which recorded a population of 723 in 2020.
The average household income in Union township is $69,115 with a poverty rate of 11.42%. The median age in Union township is 48.2 years: 38.7 years for males, and 55.9 years for females.