Demographics & People — Grand Isle, Maine
Population Overview
| Population (Census) | 244 |
| Estimated 2026 | ~200 |
| Median Age | 61.3 |
| Total Households | 130 |
| Family Households | 44 |
| Average Household Size | 1.88 |
| Diversity Index | 0.0 (relatively homogeneous) |
Race & Ethnicity
| White | 240 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| French (except Basque) | 78 |
| American | 58 |
| Other groups | 43 |
| French Canadian | 38 |
| Greek | 21 |
| English | 11 |
| Cajun | 8 |
| Unclassified or not reported | 8 |
| Canadian | 3 |
| Scottish | 3 |
Language
| English Only | 99 |
| Spanish | 0 |
| Population 5+ | 244 |
Veterans
| Veterans | 34 |
| Population 18+ | 218 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Grand Isle, Maine.