Demographics & People — Groveville, New Jersey
Population Overview
| Population (Census) | 3,007 |
| Estimated 2026 | ~3,300 |
| Median Age | 41.0 |
| Total Households | 882 |
| Family Households | 701 |
| Average Household Size | 3.4 |
| Diversity Index | 0.1877 (relatively homogeneous) |
Race & Ethnicity
| White | 2,750 |
| Black or African American | 155 |
| Asian | 0 |
| Hispanic or Latino | 156 |
Heritage & Ancestry
| Group | Count |
| Italian | 1,551 |
| German | 1,110 |
| Irish | 600 |
| Other groups | 568 |
| Unclassified or not reported | 338 |
| English | 208 |
| Hispanic: Hispanic or Latino | 158 |
| Slovak | 152 |
| Polish | 126 |
| Hispanic: Mexican | 87 |
Language
| English Only | 2,503 |
| Spanish | 160 |
| Population 5+ | 2,795 |
Veterans
| Veterans | 71 |
| Population 18+ | 2,773 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Groveville, New Jersey.