Aurora city, Colorado
Official LSAD Designation: Aurora city • Census GEOID: 0804000
• Adams County / Arapahoe County / Douglas County
Demographics & Population Profile
Population and demographics for Aurora city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 410,053 | — | 2025 | Census |
| Median Age | 35.3 yrs | ±0.3 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 145,310 | ±1,460 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).