Demographics & People — Brass Castle, New Jersey
Population Overview
| Population (Census) | 1,844 |
| Estimated 2026 | ~2,200 |
| Median Age | 43.8 |
| Total Households | 645 |
| Family Households | 547 |
| Average Household Size | 2.82 |
| Diversity Index | 0.5589 (moderately diverse) |
Race & Ethnicity
| White | 1,091 |
| Black or African American | 240 |
| Asian | 381 |
| Hispanic or Latino | 68 |
Heritage & Ancestry
| Group | Count |
| Unclassified or not reported | 367 |
| German | 294 |
| Other groups | 235 |
| English | 222 |
| American | 220 |
| Italian | 177 |
| Dutch | 86 |
| Hispanic: Hispanic or Latino | 80 |
| Hispanic: Puerto Rican | 80 |
| Irish | 73 |
Language
| English Only | 1,583 |
| Spanish | 59 |
| Population 5+ | 1,844 |
Veterans
| Veterans | 72 |
| Population 18+ | 1,089 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Brass Castle, New Jersey.