Cassville
- County:
- Huntingdon County
- County Seat:
- No
- Area (mi²):
- 0.593
- State:
- Pennsylvania
Cassville is a borough located in Huntingdon County, Pennsylvania. Cassville has a 2026 population of 133. Cassville is currently declining at a rate of -0.75% annually and its population has decreased by -2.92% since the most recent census, which recorded a population of 137 in 2020.
The median household income in Cassville is $52,292 with a poverty rate of 33.79%. The median age in Cassville is 38.1 years: 38.6 years for males, and 36.5 years for females. For every 100 females there are 83.5 males.