New Jasper township
- County:
- Greene County
- County Seat:
- No
- Area (mi²):
- 21.417
- State:
- Ohio
New Jasper township is located in Greene County, Ohio. New Jasper township has a 2026 population of 2,710. New Jasper township is currently growing at a rate of 1.5% annually and its population has increased by 2.92% since the most recent census, which recorded a population of 2,633 in 2020.
The median household income in New Jasper township is $106,635 with a poverty rate of 3.72%. The median age in New Jasper township is 42.1 years: 41.9 years for males, and 42.3 years for females. For every 100 females there are 115.7 males.