
Union township
- County:
- Delaware County
- County Seat:
- No
- Area (mi²):
- 29.345
- State:
- Indiana
Union township is located in Delaware County, Indiana. Union township has a 2025 population of 2,554. Union township is currently growing at a rate of 0.24% annually and its population has increased by 0.87% since the most recent census, which recorded a population of 2,532 in 2020.
The average household income in Union township is $70,795 with a poverty rate of 8.98%. The median age in Union township is 44 years: 45.3 years for males, and 42 years for females.