
Washington township
- County:
- Clinton County
- County Seat:
- No
- Area (mi²):
- 27.097
- State:
- Ohio
Washington township is located in Clinton County, Ohio. Washington township has a 2025 population of 2,056. Washington township is currently growing at a rate of 0.29% annually and its population has increased by 0.73% since the most recent census, which recorded a population of 2,041 in 2020.
The average household income in Washington township is $85,941 with a poverty rate of 13.7%. The median age in Washington township is 41.1 years: 34.8 years for males, and 44 years for females.