
Mount Holly Springs
- County:
- Cumberland County
- County Seat:
- No
- Area (mi²):
- 1.359
- State:
- Pennsylvania
Mount Holly Springs is a borough located in Cumberland County, Pennsylvania. Mount Holly Springs has a 2025 population of 2,020. Mount Holly Springs is currently growing at a rate of 0.25% annually and its population has increased by 1.15% since the most recent census, which recorded a population of 1,997 in 2020.
The average household income in Mount Holly Springs is $80,176 with a poverty rate of 13.17%. The median age in Mount Holly Springs is 35.5 years: 31.5 years for males, and 47.4 years for females.