Demographics & People — Colonia, New Jersey
Population Overview
| Population (Census) | 18,294 |
| Estimated 2026 | ~19,300 |
| Median Age | 43.6 |
| Total Households | 6,193 |
| Family Households | 4,952 |
| Average Household Size | 2.95 |
| Diversity Index | 0.5274 (moderately diverse) |
Race & Ethnicity
| White | 11,989 |
| Black or African American | 802 |
| Asian | 2,590 |
| Hispanic or Latino | 3,037 |
Heritage & Ancestry
| Group | Count |
| Other groups | 5,733 |
| Unclassified or not reported | 3,948 |
| Italian | 3,196 |
| Hispanic: Hispanic or Latino | 2,601 |
| Irish | 2,295 |
| Polish | 1,781 |
| German | 1,335 |
| Portuguese | 1,028 |
| Hispanic: South American | 927 |
| Hispanic: Puerto Rican | 808 |
Language
| English Only | 11,242 |
| Spanish | 1,667 |
| Population 5+ | 17,539 |
Veterans
| Veterans | 511 |
| Population 18+ | 14,583 |
Commuting
| Mean Commute Time | 33.0 minutes |
| Work from Home | 15.0% |
| 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 Colonia, New Jersey.