| Place Name | Marietta Township |
| Place Type | Township |
| ZIP Code(s) | 45750 45773 |
| County | Washington County |
| Area Code(s) | 220,740 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 4,305 |
| Majority Ethnicity | White 97.24% |
| Metro/Micro Stats Area | Marietta, OH |
| US Congressional District(s) | Ohio 6th |
| State House Districts | 94,95 |
| State Senate Districts | 30 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 97.24% |
| African American | 0.36% |
| Hispanic | 1.02% |
| Asian | 1.38% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |