
Mount Aetna
- County:
- Berks County
- County Seat:
- No
- Area (mi²):
- 0.495
- State:
- Pennsylvania
Mount Aetna is a CDP located in Berks County, Pennsylvania. Mount Aetna has a 2025 population of 496. Mount Aetna is currently growing at a rate of 1.85% annually but its population has decreased by -4.25% since the most recent census, which recorded a population of 518 in 2020.
The average household income in Mount Aetna is $89,740 with a poverty rate of 4.52%. The median age in Mount Aetna is 45.6 years: 50.4 years for males, and 44.7 years for females.