
West Salem township
- County:
- Mercer County
- County Seat:
- No
- Area (mi²):
- 36.882
- State:
- Pennsylvania
West Salem township is located in Mercer County, Pennsylvania. West Salem township has a 2025 population of 3,122. West Salem township is currently declining at a rate of -0.95% annually and its population has decreased by -2.83% since the most recent census, which recorded a population of 3,213 in 2020.
The average household income in West Salem township is $69,253 with a poverty rate of 15.02%. The median age in West Salem township is 59.6 years: 58.8 years for males, and 61.1 years for females.