Demographics & People — Chelsea, Massachusetts
Population Overview
| Population (Census) | 39,460 |
| Estimated 2026 | ~41,000 |
| Median Age | 34.4 |
| Total Households | 13,538 |
| Family Households | 7,506 |
| Average Household Size | 2.85 |
| Diversity Index | N/A (N/A) |
Race & Ethnicity
| White | 10,624 |
| Black or African American | 2,760 |
| Asian | 1,142 |
| Hispanic or Latino | 25,637 |
Heritage & Ancestry
| Group | Count |
| Hispanic: Hispanic or Latino | 26,892 |
| Other groups | 24,717 |
| Hispanic: Central American | 17,995 |
| Hispanic: Salvadoran | 10,455 |
| Unclassified or not reported | 7,072 |
| Hispanic: Puerto Rican | 3,881 |
| Hispanic: Honduran | 3,693 |
| Hispanic: Guatemalan | 3,267 |
| Italian | 1,810 |
| Hispanic: Other Hispanic or Latino | 1,729 |
Language
| English Only | 10,777 |
| Spanish | 21,582 |
| Population 5+ | 36,384 |
Veterans
| Veterans | 441 |
| Population 18+ | 30,705 |
Commuting
| Mean Commute Time | 32.9 minutes |
| Work from Home | 10.4% |
| 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 Chelsea, Massachusetts.