
Buffalo township
- County:
- Union County
- County Seat:
- No
- Area (mi²):
- 30.132
- State:
- Pennsylvania
Buffalo township is located in Union County, Pennsylvania. Buffalo township has a 2025 population of 3,498. Buffalo township is currently declining at a rate of -0.91% annually and its population has decreased by -2.64% since the most recent census, which recorded a population of 3,593 in 2020.
The average household income in Buffalo township is $79,333 with a poverty rate of 9.18%. The median age in Buffalo township is 35.6 years: 32.6 years for males, and 44.8 years for females.