
Jefferson township
- County:
- Greene County
- County Seat:
- No
- Area (mi²):
- 21.542
- State:
- Pennsylvania
Jefferson township is located in Greene County, Pennsylvania. Jefferson township has a 2025 population of 2,201. Jefferson township is currently declining at a rate of -1.03% annually and its population has decreased by -6.26% since the most recent census, which recorded a population of 2,348 in 2020.
The average household income in Jefferson township is $101,412 with a poverty rate of 4.36%. The median age in Jefferson township is 50.3 years: 50.8 years for males, and 49.4 years for females.