| Place Name | Jefferson Township (Knox County) |
| Place Type | Township |
| ZIP Code(s) | 43006 43014 44628 44842 |
| County | Knox County |
| Area Code(s) | 220,740,234,330 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 529 |
| Majority Ethnicity | White 100% |
| Metro/Micro Stats Area | Mount Vernon, OH |
| US Congressional District(s) | Ohio 7th |
| State House Districts | 68,98 |
| State Senate Districts | 19,31 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 100% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |