
Blue Rapids township
- County:
- Marshall County
- County Seat:
- No
- Area (mi²):
- 35.826
- State:
- Kansas
Blue Rapids township is located in Marshall County, Kansas. Blue Rapids township has a 2025 population of 76. Blue Rapids township is currently declining at a rate of -1.3% annually and its population has decreased by -3.8% since the most recent census, which recorded a population of 79 in 2020.
The average household income in Blue Rapids township is $86,644 with a poverty rate of 0%. The median age in Blue Rapids township is 58.5 years: 85.3 years for males, and 48.7 years for females.