
Mont Alto
- County:
- Franklin County
- County Seat:
- No
- Area (mi²):
- 0.563
- State:
- Pennsylvania
Mont Alto is a borough located in Franklin County, Pennsylvania. Mont Alto has a 2025 population of 1,565. Mont Alto is currently declining at a rate of -0.25% annually and its population has decreased by -1.2% since the most recent census, which recorded a population of 1,584 in 2020.
The average household income in Mont Alto is $83,005 with a poverty rate of 12.88%. The median age in Mont Alto is 38.9 years: 44 years for males, and 33.6 years for females.