Watchung borough, New Jersey
Official LSAD Designation: Watchung borough • Census GEOID: 3477600
• Somerset County
Demographics & Population Profile
Population and demographics for Watchung borough.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 6,583 | — | 2025 | Census |
| Median Age | 48.1 yrs | ±7.3 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 2,357 | ±168 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).