Source: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer. Rankings among the 50 states.
Historical data
Pick an indicator to see its long-run evolution.
Population
1850–2024U.S. Census (decennial), 1850–2020 + estimates.
Population pyramid
Pennsylvania's civilian population by sex and five-year age group. Choose a year to see how the age structure has changed.
Tap an age group in the pyramid to see its detail.
Under 15
2,144,821 (16.4%)
15 to 64
8,265,190 (63.2%)
65 and older
2,665,932 (20.4%)
Source: U.S. Census Bureau, SC-EST2020 and SC-EST2024 age and sex estimates (civilian population, July 1).
Age, sex and longevity
The main indicators describing Pennsylvania's age structure, sex distribution and life expectancy.
| Median age | 40.9 years | |
| Female | 50.8% | |
| Male | 49.2% | |
| Under 18 | 20.3% | |
| 65 and older | 19.6% | Among the oldest states |
| Life expectancy | 77.0 years |
Population, households and density
How many people and households live in Pennsylvania, how concentrated they are and how the population is changing.
| Total population | 13.08 M | 5th in the U.S. |
| Density | 110 /km² | 10th in the U.S. |
| Households | 5.2 M | |
| Urban population | 76.9% | |
| Largest metro | Philadelphia (6.25 M) | |
| Growth | +0.1%/yr | 2020–2024 |
Race, ethnicity and origin
Pennsylvania remains majority non-Hispanic White, with fast-growing Hispanic communities in the Lehigh Valley and a large Black population in Philadelphia and Pittsburgh.
| White (non-Hispanic) | 73.5% | |
| Hispanic or Latino | 8.9% | ≈ 1.16 M |
| Black or African American | 10.7% | |
| Asian | 4.0% | |
| Two or more races | 2.6% | |
| Native American | 0.2% | |
| Pacific Islander | 0.1% | |
| Puerto Rican origin | ≈ 4.2% | Largest Hispanic subgroup |
| Mexican origin | ≈ 1.2% | |
| Dominican origin | ≈ 0.9% |