
Washington township
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 35.914
- State:
- Kansas
Washington township is located in Washington County, Kansas. Washington township has a 2025 population of 378. Washington township is currently declining at a rate of -0.79% annually and its population has decreased by -4.06% since the most recent census, which recorded a population of 394 in 2020.
The average household income in Washington township is $92,559 with a poverty rate of 5.33%. The median age in Washington township is 30.5 years: 33.6 years for males, and 28.5 years for females.