
Jefferson township
- County:
- Greene County
- County Seat:
- No
- Area (mi²):
- 20.03
- State:
- Pennsylvania
Jefferson township is located in Greene County, Pennsylvania. Jefferson township has a 2025 population of 1,892. Jefferson township is currently declining at a rate of -1.15% annually and its population has decreased by -5.64% since the most recent census, which recorded a population of 2,005 in 2020.
The average household income in Jefferson township is $80,784 with a poverty rate of 8.31%. The median age in Jefferson township is 51 years: 48.7 years for males, and 51.8 years for females.