
Jefferson township
- County:
- Greene County
- County Seat:
- No
- Area (mi²):
- 24.665
- State:
- Pennsylvania
Jefferson township is located in Greene County, Pennsylvania. Jefferson township has a 2025 population of 1,828. Jefferson township is currently declining at a rate of -1.08% annually and its population has decreased by -4.64% since the most recent census, which recorded a population of 1,917 in 2020.
The average household income in Jefferson township is $84,224 with a poverty rate of 11.24%. The median age in Jefferson township is 51.5 years: 48.8 years for males, and 54.2 years for females.