Demographics & People — East Harwich, Massachusetts
Population Overview
| Population (Census) | 5,670 |
| Estimated 2026 | ~5,600 |
| Median Age | 60.3 |
| Total Households | 2,515 |
| Family Households | 1,624 |
| Average Household Size | 2.25 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 5,565 |
| Black or African American | 2 |
| Asian | 0 |
| Hispanic or Latino | 43 |
Heritage & Ancestry
| Group | Count |
| Irish | 1,494 |
| Unclassified or not reported | 1,281 |
| English | 1,193 |
| Swedish | 660 |
| German | 640 |
| Italian | 431 |
| American | 249 |
| French (except Basque) | 249 |
| Other groups | 185 |
| Polish | 156 |
Language
| English Only | 5,044 |
| Spanish | 17 |
| Population 5+ | 5,422 |
Veterans
| Veterans | 311 |
| Population 18+ | 5,064 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for East Harwich, Massachusetts.