
Waterville township
- County:
- Marshall County
- County Seat:
- No
- Area (mi²):
- 35.514
- State:
- Kansas
Waterville township is located in Marshall County, Kansas. Waterville township has a 2025 population of 753. Waterville township is currently declining at a rate of -0.79% annually and its population has decreased by -2.96% since the most recent census, which recorded a population of 776 in 2020.
The average household income in Waterville township is $77,289 with a poverty rate of 4.66%. The median age in Waterville township is 43.3 years: 44.3 years for males, and 42.5 years for females.