
Jefferson township
- County:
- Ashtabula County
- County Seat:
- No
- Area (mi²):
- 24.469
- State:
- Ohio
Jefferson township is located in Ashtabula County, Ohio. Jefferson township has a 2025 population of 2,488. Jefferson township is currently declining at a rate of -0.56% annually and its population has decreased by -3.57% since the most recent census, which recorded a population of 2,580 in 2020.
The average household income in Jefferson township is $80,900 with a poverty rate of 19.95%. The median age in Jefferson township is 46.2 years: 48.1 years for males, and 44.6 years for females.