Allentown borough, New Jersey
Official LSAD Designation: Allentown borough • Census GEOID: 3400760
• Monmouth County
Demographics & Population Profile
Population and demographics for Allentown borough.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 1,741 | — | 2025 | Census |
| Median Age | 40.8 yrs | ±4.1 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 676 | ±76 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).