
Washington township
- County:
- Clermont County
- County Seat:
- No
- Area (mi²):
- 35.63
- State:
- Ohio
Washington township is located in Clermont County, Ohio. Washington township has a 2025 population of 2,238. Washington township is currently growing at a rate of 0.67% annually and its population has increased by 3.04% since the most recent census, which recorded a population of 2,172 in 2020.
The average household income in Washington township is $81,519 with a poverty rate of 20.46%. The median age in Washington township is 43.5 years: 46.4 years for males, and 41.3 years for females.