Carbondale city, Illinois
Official LSAD Designation: Carbondale city • Census GEOID: 1711163
• Jackson County / Williamson County
Demographics & Population Profile
Population and demographics for Carbondale city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 21,811 | — | 2025 | Census |
| Median Age | 24.6 yrs | ±0.3 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 9,714 | ±424 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).