
Jefferson township
- County:
- Ashtabula County
- County Seat:
- No
- Area (mi²):
- 26.323
- State:
- Ohio
Jefferson township is located in Ashtabula County, Ohio. Jefferson township has a 2025 population of 1,502. Jefferson township is currently growing at a rate of 1.08% annually and its population has increased by 3.44% since the most recent census, which recorded a population of 1,452 in 2020.
The average household income in Jefferson township is $74,041 with a poverty rate of 17.4%. The median age in Jefferson township is 42.4 years: 43.2 years for males, and 41 years for females.