Demographics & People — Marshallville, New Jersey
Population Overview
| Population (Census) | 194 |
|---|
| Estimated 2026 | ~4,000 |
|---|
| Median Age | 38.1 |
|---|
| Total Households | 61 |
|---|
| Family Households | 61 |
|---|
| Average Household Size | 3.18 |
|---|
| Diversity Index | 0.0 (relatively homogeneous) |
|---|
Race & Ethnicity
| White | 194 |
|---|
| Black or African American | 0 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 0 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| Irish | 77 |
| English | 53 |
| Unclassified or not reported | 52 |
| German | 30 |
| Hungarian | 27 |
| Scandinavian | 25 |
| Italian | 16 |
| Other groups | 10 |
| Scottish | 8 |
Language
| English Only | 178 |
|---|
| Spanish | 0 |
|---|
| Population 5+ | 178 |
|---|
Veterans
| Veterans | 0 |
|---|
| Population 18+ | 181 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Marshallville, New Jersey.
