Mount Pleasant borough, Pennsylvania
Official LSAD Designation: Mount Pleasant borough • Census GEOID: 4251880
• Westmoreland County
Demographics & Population Profile
Population and demographics for Mount Pleasant borough.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 4,108 | — | 2025 | Census |
| Median Age | 51 yrs | ±8.3 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 2,027 | ±109 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).