Demographics & People — Dunellen, New Jersey
Population Overview
| Population (Census) | 7,711 |
| Estimated 2026 | ~8,400 |
| Median Age | 42.5 |
| Total Households | 2,471 |
| Family Households | 1,891 |
| Average Household Size | 3.11 |
| Diversity Index | 0.6395 (highly diverse) |
Race & Ethnicity
| White | 2,834 |
| Black or African American | 456 |
| Asian | 885 |
| Hispanic or Latino | 3,473 |
Heritage & Ancestry
| Group | Count |
| Other groups | 3,715 |
| Hispanic: Hispanic or Latino | 3,461 |
| Unclassified or not reported | 1,088 |
| Italian | 1,029 |
| Hispanic: South American | 1,019 |
| Hispanic: Central American | 911 |
| Hispanic: Other Hispanic or Latino | 901 |
| Hispanic: All other Hispanic or Latino | 899 |
| Hispanic: Salvadoran | 694 |
| Hispanic: Peruvian | 609 |
Language
| English Only | 3,300 |
| Spanish | 2,928 |
| Population 5+ | 7,246 |
Veterans
| Veterans | 137 |
| Population 18+ | 5,691 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Dunellen, New Jersey.