Northfield city, New Jersey
Official LSAD Designation: Northfield city • Census GEOID: 3452950
• Atlantic County
Demographics & Population Profile
Population and demographics for Northfield city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 8,496 | — | 2025 | Census |
| Median Age | 43.7 yrs | ±3.2 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 3,257 | ±147 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).