
Greenfield township
- County:
- Highland County
- County Seat:
- No
- Area (mi²):
- 31.4
- State:
- Ohio
Greenfield township is located in Highland County, Ohio. Greenfield township has a 2025 population of 5,977. Greenfield township is currently growing at a rate of 1.03% annually and its population has increased by 3.95% since the most recent census, which recorded a population of 5,750 in 2020.
The average household income in Greenfield township is $96,235 with a poverty rate of 3.17%. The median age in Greenfield township is 46.3 years: 44.6 years for males, and 47.5 years for females.