Wilmington city, Delaware
Official LSAD Designation: Wilmington city • Census GEOID: 1077580
• New Castle County
Demographics & Population Profile
Population and demographics for Wilmington city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 73,512 | — | 2025 | Census |
| Median Age | 37 yrs | ±1.3 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 31,655 | ±936 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).