Salem city, Illinois
Official LSAD Designation: Salem city • Census GEOID: 1767236
• Marion County
Demographics & Population Profile
Population and demographics for Salem city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 7,035 | — | 2025 | Census |
| Median Age | 39.1 yrs | ±2.5 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 3,122 | ±197 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).