
Union township
- County:
- Pike County
- County Seat:
- No
- Area (mi²):
- 23.529
- State:
- Ohio
Union township is located in Pike County, Ohio. Union township has a 2025 population of 1,256. Union township is currently declining at a rate of -0.08% annually and its population has decreased by -0.4% since the most recent census, which recorded a population of 1,261 in 2020.
The average household income in Union township is $55,157 with a poverty rate of 18.88%. The median age in Union township is 39.1 years: 40 years for males, and 33.1 years for females.