
Allensville
- County:
- Mifflin County
- County Seat:
- No
- Area (mi²):
- 1.967
- State:
- Pennsylvania
Allensville is a CDP located in Mifflin County, Pennsylvania. Allensville has a 2025 population of 364. Allensville is currently declining at a rate of -2.67% annually and its population has decreased by -9.68% since the most recent census, which recorded a population of 403 in 2020.
The average household income in Allensville is $71,348 with a poverty rate of 10.41%. The median age in Allensville is 32.8 years: 27.1 years for males, and 37.7 years for females.