
Selinsgrove
- County:
- Snyder County
- County Seat:
- No
- Area (mi²):
- 1.83
- State:
- Pennsylvania
Selinsgrove is a borough located in Snyder County, Pennsylvania. Selinsgrove has a 2025 population of 5,462. Selinsgrove is currently declining at a rate of -0.91% annually and its population has decreased by -4.38% since the most recent census, which recorded a population of 5,712 in 2020.
The average household income in Selinsgrove is $70,262 with a poverty rate of 7.74%. The median age in Selinsgrove is 24.4 years: 26.2 years for males, and 23.2 years for females.