
Washington township
- County:
- Richland County
- County Seat:
- No
- Area (mi²):
- 31.952
- State:
- Ohio
Washington township is located in Richland County, Ohio. Washington township has a 2025 population of 6,572. Washington township is currently declining at a rate of -0.12% annually and its population has decreased by -0.44% since the most recent census, which recorded a population of 6,601 in 2020.
The average household income in Washington township is $96,956 with a poverty rate of 3.15%. The median age in Washington township is 44.3 years: 44.3 years for males, and 44.5 years for females.