| Place Name | Marion Township (Sanilac County) |
| Place Type | Township |
| ZIP Code(s) | 48427 48465 |
| County | Sanilac County |
| Area Code(s) | 810 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 1,702 |
| Majority Ethnicity | White 91.1% |
| US Congressional District(s) | Michigan 10th |
| State House Districts | 83 |
| State Senate Districts | 25 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 91.1% |
| African American | 0.52% |
| Hispanic | 0.23% |
| Asian | 0.12% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 8.03% |