Demographics & People — East Rocky Hill, New Jersey
Population Overview
| Population (Census) | 212 |
| Estimated 2026 | ~300 |
| Median Age | 59.2 |
| Total Households | 106 |
| Family Households | 74 |
| Average Household Size | 1.96 |
| Diversity Index | 0.0411 (relatively homogeneous) |
Race & Ethnicity
| White | 188 |
| Black or African American | 2 |
| Asian | 1 |
| Hispanic or Latino | 1 |
Heritage & Ancestry
| Group | Count |
| Irish | 140 |
| Hungarian | 76 |
| Unclassified or not reported | 73 |
| German | 50 |
| American | 37 |
| Romanian | 26 |
| Other groups | 26 |
| Finnish | 25 |
| Hispanic: Hispanic or Latino | 23 |
| Hispanic: Central American | 22 |
Language
| English Only | 190 |
| Spanish | 21 |
| Population 5+ | 212 |
Veterans
| Veterans | 20 |
| Population 18+ | 411 |
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for East Rocky Hill, New Jersey.