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 2026 population of 2,241. Washington township is currently growing at a rate of 0.99% annually and its population has increased by 3.03% since the most recent census, which recorded a population of 2,175 in 2020.
The median household income in Washington township is $56,726 with a poverty rate of 23.19%. The median age in Washington township is 46.3 years: 49 years for males, and 43.7 years for females. For every 100 females there are 112.1 males.