Thornburg borough, Pennsylvania
Official LSAD Designation: Thornburg borough • Census GEOID: 4276560
• Allegheny County
Demographics & Population Profile
Population and demographics for Thornburg borough.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 447 | — | 2025 | Census |
| Median Age | 43 yrs | ±2.3 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 160 | ±22 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).