Trenton city, New Jersey
Official LSAD Designation: Trenton city • Census GEOID: 3474000
• Mercer County
Demographics & Population Profile
Population and demographics for Trenton city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 91,506 | — | 2025 | Census |
| Median Age | 34.8 yrs | ±1 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 32,052 | ±1,028 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).