| Place Name | Greenleaf Township |
| Place Type | Township |
| ZIP Code(s) | 48472 48475 48726 |
| County | Sanilac County |
| Area Code(s) | 989 |
| Timezone | Eastern Daylight Time (EDT) |
| Population (2021) | 768 |
| Majority Ethnicity | White 95.69% |
| US Congressional District(s) | Michigan 10th |
| State House Districts | 83 |
| State Senate Districts | 25 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 95.69% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 4.31% |