
Barnes township
- County:
- Washington County
- County Seat:
- No
- Area (mi²):
- 35.859
- State:
- Kansas
Barnes township is located in Washington County, Kansas. Barnes township has a 2025 population of 223. Barnes township is currently growing at a rate of 0.45% annually and its population has increased by 0.9% since the most recent census, which recorded a population of 221 in 2020.
The average household income in Barnes township is $115,558 with a poverty rate of 17.15%. The median age in Barnes township is 56.9 years: 54.8 years for males, and 62.9 years for females.