
Marmaton township
- County:
- Bourbon County
- County Seat:
- No
- Area (mi²):
- 55.827
- State:
- Kansas
Marmaton township is located in Bourbon County, Kansas. Marmaton township has a 2025 population of 721. Marmaton township is currently growing at a rate of 0.14% annually and its population has increased by 1.41% since the most recent census, which recorded a population of 711 in 2020.
The average household income in Marmaton township is $94,549 with a poverty rate of 4.5%. The median age in Marmaton township is 51.2 years: 53.1 years for males, and 50 years for females.