
Vermillion township
- County:
- Marshall County
- County Seat:
- No
- Area (mi²):
- 35.791
- State:
- Kansas
Vermillion township is located in Marshall County, Kansas. Vermillion township has a 2025 population of 864. Vermillion township is currently declining at a rate of -0.8% annually and its population has decreased by -2.81% since the most recent census, which recorded a population of 889 in 2020.
The average household income in Vermillion township is $89,713 with a poverty rate of 4.25%. The median age in Vermillion township is 45.2 years: 45.4 years for males, and 43 years for females.