
Tunnelhill
- County:
- Blair County
- County Seat:
- No
- Area (mi²):
- 0.494
- State:
- Pennsylvania
Tunnelhill is a borough located in Blair County, Pennsylvania. Tunnelhill has a 2025 population of 304. Tunnelhill is currently declining at a rate of -0.98% annually and its population has decreased by -4.4% since the most recent census, which recorded a population of 318 in 2020.
The average household income in Tunnelhill is $65,577 with a poverty rate of 10.71%. The median age in Tunnelhill is 46.1 years: 47.3 years for males, and 44.3 years for females.