Carlisle borough, Pennsylvania
Official LSAD Designation: Carlisle borough • Census GEOID: 4211272
• Cumberland County
Demographics & Population Profile
Population and demographics for Carlisle borough.
| Demographic Variable | Estimate / Count | Margin of Error | Period | Source |
|---|---|---|---|---|
| Total Population (2025 PEP Estimate) | 22,693 | — | 2025 | Census |
| Median Age | 35.8 yrs | ±3.4 | 2020-2024 | Census ACS 5-Year 2024 |
| Total Households | 9,223 | ±515 | 2020-2024 | Census ACS 5-Year 2024 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).