Demographics & People — Oldwick, New Jersey
Population Overview
| Population (Census) | 446 |
| Estimated 2026 | ~500 |
| Median Age | 72.1 |
| Total Households | 243 |
| Family Households | 171 |
| Average Household Size | 1.84 |
| Diversity Index | 0.0 (relatively homogeneous) |
Race & Ethnicity
| White | 446 |
| Black or African American | 0 |
| Asian | 0 |
| Hispanic or Latino | 0 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 82 |
| Italian | 79 |
| Croatian | 60 |
| Scottish | 46 |
| Eastern European | 36 |
| German | 30 |
| English | 17 |
| Slovak | 16 |
| Irish | 15 |
| Welsh | 13 |
Language
| English Only | 446 |
| Spanish | 0 |
| Population 5+ | 446 |
Veterans
| Veterans | 11 |
| Population 18+ | 334 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013 (county fallback). Data for Oldwick, New Jersey.