
Osage township
- County:
- Bourbon County
- County Seat:
- No
- Area (mi²):
- 48.15
- State:
- Kansas
Osage township is located in Bourbon County, Kansas. Osage township has a 2025 population of 340. Osage township is currently declining at a rate of -0.29% annually and its population has decreased by -0.58% since the most recent census, which recorded a population of 342 in 2020.
The average household income in Osage township is $60,097 with a poverty rate of 29.24%. The median age in Osage township is 63.5 years: 65.4 years for males, and 63.4 years for females.