
Union township
- County:
- Jefferson County
- County Seat:
- No
- Area (mi²):
- 17.587
- State:
- Pennsylvania
Union township is located in Jefferson County, Pennsylvania. Union township has a 2025 population of 829. Union township is currently declining at a rate of -0.24% annually and its population has decreased by -2.36% since the most recent census, which recorded a population of 849 in 2020.
The average household income in Union township is $79,158 with a poverty rate of 8.71%. The median age in Union township is 38.1 years: 38.8 years for males, and 36.3 years for females.