Demographics & People — Sewaren, New Jersey
Population Overview
| Population (Census) | 3,196 |
| Estimated 2026 | ~3,400 |
| Median Age | 44.2 |
| Total Households | 1,258 |
| Family Households | 799 |
| Average Household Size | 2.53 |
| Diversity Index | 0.6595 (highly diverse) |
Race & Ethnicity
| White | 1,589 |
| Black or African American | 489 |
| Asian | 341 |
| Hispanic or Latino | 786 |
Heritage & Ancestry
| Group | Count |
| Other groups | 681 |
| Hispanic: Hispanic or Latino | 642 |
| Italian | 469 |
| German | 393 |
| Unclassified or not reported | 390 |
| Irish | 373 |
| Polish | 333 |
| English | 273 |
| Hispanic: Puerto Rican | 258 |
| Hispanic: South American | 221 |
Language
| English Only | 2,186 |
| Spanish | 512 |
| Population 5+ | 3,070 |
Veterans
| Veterans | 180 |
| Population 18+ | 2,181 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Sewaren, New Jersey.