
Jefferson township
- County:
- Greene County
- County Seat:
- No
- Area (mi²):
- 41.215
- State:
- Pennsylvania
Jefferson township is located in Greene County, Pennsylvania. Jefferson township has a 2025 population of 1,383. Jefferson township is currently declining at a rate of -0.72% annually and its population has decreased by -3.15% since the most recent census, which recorded a population of 1,428 in 2020.
The average household income in Jefferson township is $95,270 with a poverty rate of 5.88%. The median age in Jefferson township is 48.8 years: 44.8 years for males, and 50.5 years for females.