
Gasper township
- County:
- Preble County
- County Seat:
- No
- Area (mi²):
- 23.28
- State:
- Ohio
Gasper township is located in Preble County, Ohio. Gasper township has a 2025 population of 3,880. Gasper township is currently growing at a rate of 0.03% annually but its population has decreased by -0.94% since the most recent census, which recorded a population of 3,917 in 2020.
The average household income in Gasper township is $99,705 with a poverty rate of 7.8%. The median age in Gasper township is 45.8 years: 44.5 years for males, and 46.8 years for females.