Belmar borough, New Jersey
Official LSAD Designation: Belmar borough • Census GEOID: 3404930
• Monmouth County
Demographics & Population Profile
Population and demographics for Belmar borough.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 5,853 | — | 2025 | Census |
| Median Age | 49.5 yrs | ±5.7 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 2,959 | ±236 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).