
Union township
- County:
- Ross County
- County Seat:
- No
- Area (mi²):
- 66.393
- State:
- Ohio
Union township is located in Ross County, Ohio. Union township has a 2025 population of 12,768. Union township is currently growing at a rate of 0.61% annually and its population has increased by 1.44% since the most recent census, which recorded a population of 12,587 in 2020.
The average household income in Union township is $86,017 with a poverty rate of 13.07%. The median age in Union township is 38.1 years: 37.9 years for males, and 38.5 years for females.