Demographics & People — Newcastle, Maine
Population Overview
| Population (Census) | 621 |
|---|
| Estimated 2026 | ~800 |
|---|
| Median Age | 54.8 |
|---|
| Total Households | 298 |
|---|
| Family Households | 197 |
|---|
| Average Household Size | 2.08 |
|---|
| Diversity Index | 0.0295 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 591 |
|---|
| Black or African American | 0 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 9 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| English | 240 |
| German | 235 |
| Scottish | 163 |
| French (except Basque) | 144 |
| Other groups | 52 |
| Irish | 45 |
| Norwegian | 39 |
| Unclassified or not reported | 39 |
| French Canadian | 37 |
| British | 23 |
Language
| English Only | 604 |
|---|
| Spanish | 17 |
|---|
| Population 5+ | 621 |
|---|
Veterans
| Veterans | 107 |
|---|
| Population 18+ | 617 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Newcastle, Maine.
