
Jefferson township
- County:
- Geary County
- County Seat:
- No
- Area (mi²):
- 47.175
- State:
- Kansas
Jefferson township is located in Geary County, Kansas. Jefferson township has a 2025 population of 1,996. Jefferson township is currently declining at a rate of -1.29% annually and its population has decreased by -6.77% since the most recent census, which recorded a population of 2,141 in 2020.
The average household income in Jefferson township is $55,685 with a poverty rate of 17.72%. The median age in Jefferson township is 26.7 years: 26.7 years for males, and 26.8 years for females.