Mount Prospect village, Illinois
Official LSAD Designation: Mount Prospect village • Census GEOID: 1751089
• Cook County
Demographics & Population Profile
Population and demographics for Mount Prospect village.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 55,395 | — | 2025 | Census |
| Median Age | 41.1 yrs | ±1.3 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 21,600 | ±696 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).