The map above shows United States and Pennsylvania side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
United States vs Pennsylvania Geography
Land area
- United States has a land area of 3,533,467 square miles (9,151,637 km²), while Pennsylvania has 44,742 square miles (115,882 km²).
- United States' land area is 79.0 times larger than Pennsylvania's.
Total area
- United States: 3,802,784 square miles (9,849,165 km²) vs Pennsylvania: 46,054 square miles (119,279 km²), including inland and coastal water.
- United States' total area is 82.6 times larger than Pennsylvania's.
Length
- United States is 3,628 miles (5,839 km) long from north to south; Pennsylvania is 284 miles (458 km).
- United States' north-south length is 12.8 times longer than Pennsylvania's.
Width
- United States spans 4,824 miles (7,763 km) east to west; Pennsylvania spans 307 miles (495 km).
- United States' east-west width is 15.7 times wider than Pennsylvania's.
Highest point
- United States's highest point is Denali at 20,308 feet (6,190 m); Pennsylvania's is Mount Davis at 3,210 feet (978 m).
- Denali is 17,098 feet higher than Mount Davis.
Lowest point
- United States's lowest point is Death Valley at -279 feet; Pennsylvania's is Delaware River at 0 feet.
- United States's lowest point is 279 feet lower.
United States vs Pennsylvania Population and History
Population
- United States has a population of 340,110,988 (2024), while Pennsylvania has 13,078,751 (2024).
- United States' population is 26.0 times larger than Pennsylvania's.
Population density
- United States: 96.3 people per square mile vs Pennsylvania: 292.3.
- Pennsylvania's population density is 3.0 times (204%) higher than United States'.
Biggest city
- United States's biggest city is New York with 8,478,072 people; Pennsylvania's is Philadelphia with 1,573,916.
- New York's population is 5.4 times (439%) larger than Philadelphia's.
Largest metro area
- United States's largest metropolitan area is New York-Newark-Jersey City, NY-NJ metro area (19,940,274 people) vs Pennsylvania's Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro area (6,330,422).
- New York-Newark-Jersey City, NY-NJ metro area's population is 3.1 times (215%) larger than Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro area's.
History
- United States: Declared independence on July 4, 1776.
- Pennsylvania: Admitted to the Union on December 12, 1787, as the 2nd state.
- In its current form, United States is the older of the two by 11 years.
United States vs Pennsylvania Economy
GDP
- United States's GDP is $30,769.7 billion (2025) vs Pennsylvania's $1,007.9 billion.
- United States' economic output is 30.5 times larger than Pennsylvania's.
GDP per capita
- United States: $89,599 per person vs Pennsylvania: $77,062.
- United States' GDP per capita is 1.2 times (16%) higher than Pennsylvania's.
Official Websites
United States official website · Pennsylvania official website
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More Size Comparisons
All United States size comparisons · All Pennsylvania size comparisons
Area, elevation and boundary figures come from official national statistics and US Census Bureau and Natural Earth boundary data; US state population, economic, county and tax figures come from the US Census Bureau, the Bureau of Economic Analysis and the Tax Foundation. Figures are rounded and for general reference.