| Place Name | Grand Isle (town) |
| Place Type | Town |
| ZIP Code(s) | 04746 04773 04779 04785 |
| County | Aroostook County |
| Area Code(s) | 207 |
| Timezone | (UTC) |
| Population (2021) | 419 |
| Majority Ethnicity | White 98.8% |
| US Congressional District(s) | Maine 2nd |
| State House Districts | 150 |
| State Senate Districts | 1 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 98.8% |
| African American | 0% |
| Hispanic | 1.2% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |