
Hummelstown
- County:
- Dauphin County
- County Seat:
- No
- Area (mi²):
- 1.242
- State:
- Pennsylvania
Hummelstown is a borough located in Dauphin County, Pennsylvania. Hummelstown has a 2025 population of 4,481. Hummelstown is currently declining at a rate of -0.27% annually and its population has decreased by -1.3% since the most recent census, which recorded a population of 4,540 in 2020.
The average household income in Hummelstown is $99,583 with a poverty rate of 11.6%. The median age in Hummelstown is 39.6 years: 38.9 years for males, and 41.1 years for females.