
Wellsville
- County:
- York County
- County Seat:
- No
- Area (mi²):
- 0.144
- State:
- Pennsylvania
Wellsville is a borough located in York County, Pennsylvania. Wellsville has a 2025 population of 297. Wellsville is currently declining at a rate of 0% annually and its population has decreased by -0.67% since the most recent census, which recorded a population of 299 in 2020.
The average household income in Wellsville is $94,289 with a poverty rate of 6.17%. The median age in Wellsville is 44.6 years: 44.8 years for males, and 44.5 years for females.