Monessen city, Pennsylvania
Official LSAD Designation: Monessen city • Census GEOID: 4250344
• Westmoreland County
Demographics & Population Profile
Population and demographics for Monessen city.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 6,657 | — | 2025 | Census |
| Median Age | 44.9 yrs | ±3.5 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 3,129 | ±175 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).