The map above shows United States and Arizona side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
United States vs Arizona Geography
Land area
- United States has a land area of 3,533,467 square miles (9,151,637 km²), while Arizona has 113,655 square miles (294,366 km²).
- United States' land area is 31.1 times larger than Arizona's.
Total area
- United States: 3,802,784 square miles (9,849,165 km²) vs Arizona: 113,985 square miles (295,220 km²), including inland and coastal water.
- United States' total area is 33.4 times larger than Arizona's.
Length
- United States is 3,628 miles (5,839 km) long from north to south; Arizona is 429 miles (690 km).
- United States' north-south length is 8.5 times (746%) longer than Arizona's.
Width
- United States spans 4,824 miles (7,763 km) east to west; Arizona spans 452 miles (727 km).
- United States' east-west width is 10.7 times wider than Arizona's.
Highest point
- United States's highest point is Denali at 20,308 feet (6,190 m); Arizona's is Humphreys Peak at 12,620 feet (3,847 m).
- Denali is 7,688 feet higher than Humphreys Peak.
Lowest point
- United States's lowest point is Death Valley at -279 feet; Arizona's is Colorado River at 71 feet.
- United States's lowest point is 350 feet lower.
United States vs Arizona Population and History
Population
- United States has a population of 340,110,988 (2024), while Arizona has 7,582,384 (2024).
- United States' population is 44.9 times larger than Arizona's.
Population density
- United States: 96.3 people per square mile vs Arizona: 66.7.
- United States' population density is 1.4 times (44%) higher than Arizona's.
Biggest city
- United States's biggest city is New York with 8,478,072 people; Arizona's is Phoenix with 1,673,164.
- New York's population is 5.1 times (407%) larger than Phoenix'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 Arizona's Phoenix-Mesa-Chandler, AZ metro area (5,186,958).
- New York-Newark-Jersey City, NY-NJ metro area's population is 3.8 times (284%) larger than Phoenix-Mesa-Chandler, AZ metro area's.
History
- United States: Declared independence on July 4, 1776.
- Arizona: Admitted to the Union on February 14, 1912, as the 48th state.
- In its current form, United States is the older of the two by 136 years.
United States vs Arizona Economy
GDP
- United States's GDP is $30,769.7 billion (2025) vs Arizona's $570.1 billion.
- United States' economic output is 54.0 times larger than Arizona's.
GDP per capita
- United States: $89,599 per person vs Arizona: $75,186.
- United States' GDP per capita is 1.2 times (19%) higher than Arizona's.
Official Websites
United States official website · Arizona official website
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More Size Comparisons
All United States size comparisons · All Arizona 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.