
Granville township
- County:
- Mifflin County
- County Seat:
- No
- Area (mi²):
- 40.229
- State:
- Pennsylvania
Granville township is located in Mifflin County, Pennsylvania. Granville township has a 2025 population of 4,553. Granville township is currently declining at a rate of -0.28% annually and its population has decreased by -1.54% since the most recent census, which recorded a population of 4,624 in 2020.
The average household income in Granville township is $78,435 with a poverty rate of 6.12%. The median age in Granville township is 49.6 years: 50.6 years for males, and 43 years for females.