Jefferson Hills borough, Pennsylvania
Official LSAD Designation: Jefferson Hills borough • Census GEOID: 4237955
• Allegheny County
Demographics & Population Profile
Population and demographics for Jefferson Hills borough.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 12,357 | — | 2025 | Census |
| Median Age | 42.9 yrs | ±1.6 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 4,576 | ±187 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).