| Place Name | St. Ignace |
| Place Type | City |
| ZIP Code(s) | 49781 |
| County | Mackinac County |
| Area Code(s) | 906 |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 2,778 |
| Population Growth Rate (2010-19) | -5.95% |
| Majority Ethnicity | White 61.65% |
| US Congressional District(s) | Michigan 1st |
| State House Districts | 107 |
| State Senate Districts | 37 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 61.65% |
| African American | 5.45% |
| Hispanic | 29.99% |
| Asian | 1.97% |
| Native American | 0.21% |
| Hawaiin/Pacific Islander | 0.73% |