Bethany township
- County:
- Osborne County
- County Seat:
- No
- Area (mi²):
- 36.058
- State:
- Kansas
Bethany township is located in Osborne County, Kansas. Bethany township has a 2026 population of 144. Bethany township is currently declining at a rate of -1.37% annually and its population has decreased by -4% since the most recent census, which recorded a population of 150 in 2020.
The median household income in Bethany township is $103,750 with a poverty rate of 5.43%. The median age in Bethany township is 57.7 years: 50.8 years for males, and 58.5 years for females. For every 100 females there are 130.0 males.