The map above shows United States and Spain side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
United States vs Spain Geography
Land area: United States has a land area of 3,533,467 square miles (9,151,637 km²), while Spain has 192,657 square miles (498,980 km²). United States' land area is 18.3 times larger than Spain's.
Total area: United States: 3,802,784 square miles (9,849,165 km²) vs Spain: 195,364 square miles (505,990 km²), including inland and coastal water. United States' total area is 19.5 times larger than Spain's.
Length: United States is 3,628 miles (5,839 km) long from north to south; Spain is 546 miles (879 km). United States' north-south length is 6.6 times (564%) longer than Spain's.
Width: United States spans 4,824 miles (7,763 km) east to west; Spain spans 697 miles (1,122 km). United States' east-west width is 6.9 times (592%) wider than Spain's.
Highest point: United States's highest point is Denali at 20,308 feet (6,190 m); Spain's is Teide (Tenerife) at 12,188 feet (3,715 m). Denali is 8,120 feet higher than Teide (Tenerife).
Lowest point: United States's lowest point is Death Valley at -279 feet; Spain's is Atlantic Ocean at 0 feet. United States's lowest point is 279 feet lower.
United States vs Spain Population and History
Population: United States has a population of 340,110,988 (2024), while Spain has 49,801,559 (2026). United States' population is 6.8 times (583%) larger than Spain's.
Population density: United States: 96.3 people per square mile vs Spain: 258.5. Spain's population density is 2.7 times (168%) higher than United States'.
Biggest city: United States's biggest city is New York with 8,478,072 people; Spain's is Madrid with 3,266,126. New York's population is 2.6 times (160%) larger than Madrid'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 Spain's Madrid (6,497,000). New York-Newark-Jersey City, NY-NJ metro area's population is 3.1 times (207%) larger than Madrid's.
History: United States: Declared independence on July 4, 1776. Spain: A unified kingdom since 1479; the current constitution dates from 1978. In its current form, Spain is the older of the two by 297 years.
United States vs Spain Economy
GDP: United States's GDP is $30,769.7 billion (2025) vs Spain's $1,906.5 billion. United States' economic output is 16.1 times larger than Spain's.
GDP per capita: United States: $89,599 per person vs Spain: $38,627. United States' GDP per capita is 2.3 times (132%) higher than Spain's.
Official Websites
United States official website · Spain official website
More Size Comparisons
All United States size comparisons · All Spain 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.