| Place Name | Jefferson Township (Monroe County) |
| Place Type | Township |
| ZIP Code(s) | 63456 63462 65275 65282 65283 |
| County | Monroe County |
| Area Code(s) | 573,660 |
| Timezone | Central Standard Time (CST) |
| Population (2021) | 719 |
| Majority Ethnicity | White 96.09% |
| US Congressional District(s) | Missouri 6th |
| State House Districts | 40 |
| State Senate Districts | 10 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 96.09% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0.94% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 2.97% |