Demographics & People — South Duxbury, Massachusetts
Population Overview
| Population (Census) | 3,272 |
| Estimated 2026 | ~3,200 |
| Median Age | 49.6 |
| Total Households | 1,198 |
| Family Households | 1,019 |
| Average Household Size | 2.72 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 2,985 |
| Black or African American | 2 |
| Asian | 79 |
| Hispanic or Latino | 92 |
Heritage & Ancestry
| Group | Count |
| Irish | 1,136 |
| English | 948 |
| Unclassified or not reported | 529 |
| Other groups | 296 |
| Scottish | 284 |
| Italian | 249 |
| American | 204 |
| German | 204 |
| Scotch-Irish | 114 |
| French Canadian | 96 |
Language
| English Only | 2,985 |
| Spanish | 48 |
| Population 5+ | 3,145 |
Veterans
| Veterans | 136 |
| Population 18+ | 2,553 |
Commuting
| Mean Commute Time | 36.2 minutes |
| Work from Home | 27.3% |
| Commuter Profile | N/A |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for South Duxbury, Massachusetts.