U.S. state profile · PA
Pennsylvania: area, population and density
Pennsylvania has 44,742 sq mi of land and a 2025 population estimate of 13,059,432; calculated population density is 113 people/km².
Sources: U.S. Census Bureau Gazetteer Files · 2026 · U.S. Census Bureau Population Estimates Program · 2025.
Pennsylvania ranks 32nd of 51 by land area, 5th by population and 10th by calculated population density among the U.S. states and DC. Density uses the displayed population divided by land area converted to square kilometres.
- Land area
- 44,742 sq miU.S. Census Bureau Gazetteer Files · 2026
- Population
- 13,059,432U.S. Census Bureau Population Estimates Program · 2025
- Calculated density
- 113 people/km²Population ÷ land area in km²
Reading the figures
Pennsylvania in the U.S. comparison set
Pennsylvania has 44,742 sq mi of land area and a population estimate of 13,059,432 for 2025. In the 51-place state and DC set, it is 32nd by land area, 5th by population, and 10th by calculated density.
Density is not a separately reported value here. It is calculated from the population and land area above, converted to square kilometres, so the result can be compared with supported country figures.
U.S. boundary outline: Census TIGER/Line 2025. The drawing is fitted to this profile panel; use a comparison page for a shared-area scale.