
Washington township
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 58.192
- State:
- Kansas
Washington township is located in Washington County, Kansas. Washington township has a 2025 population of 3,419. Washington township is currently declining at a rate of -1.21% annually and its population has decreased by -3.14% since the most recent census, which recorded a population of 3,530 in 2020.
The average household income in Washington township is $83,214 with a poverty rate of 12.48%. The median age in Washington township is 43.5 years: 43.1 years for males, and 44.6 years for females.