The map above shows United States and Italy side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
United States vs Italy Geography
Land area: United States has a land area of 3,533,467 square miles (9,151,637 km²), while Italy has 113,568 square miles (294,140 km²). United States' land area is 31.1 times larger than Italy's.
Total area: United States: 3,802,784 square miles (9,849,165 km²) vs Italy: 116,348 square miles (301,340 km²), including inland and coastal water. United States' total area is 32.7 times larger than Italy's.
Length: United States is 3,628 miles (5,839 km) long from north to south; Italy is 734 miles (1,181 km). United States' north-south length is 4.9 times (394%) longer than Italy's.
Width: United States spans 4,824 miles (7,763 km) east to west; Italy spans 694 miles (1,117 km). United States' east-west width is 7.0 times (595%) wider than Italy's.
Highest point: United States's highest point is Denali at 20,308 feet (6,190 m); Italy's is Monte Bianco (Mont Blanc) at 15,778 feet (4,809 m). Denali is 4,530 feet higher than Monte Bianco (Mont Blanc).
Lowest point: United States's lowest point is Death Valley at -279 feet; Italy's is Jolanda di Savoia at -10 feet. United States's lowest point is 269 feet lower.
United States vs Italy Population and History
Population: United States has a population of 340,110,988 (2024), while Italy has 58,943,673 (2026). United States' population is 5.8 times (477%) larger than Italy's.
Population density: United States: 96.3 people per square mile vs Italy: 519.0. Italy's population density is 5.4 times (439%) higher than United States'.
Biggest city: United States's biggest city is New York with 8,478,072 people; Italy's is Rome with 2,748,109. New York's population is 3.1 times (209%) larger than Rome'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 Italy's Metropolitan City of Rome (4,223,885). New York-Newark-Jersey City, NY-NJ metro area's population is 4.7 times (372%) larger than Metropolitan City of Rome's.
History: United States: Declared independence on July 4, 1776. Italy: Unified as the Kingdom of Italy on March 17, 1861; a republic since 1946. In its current form, United States is the older of the two by 85 years.
United States vs Italy Economy
GDP: United States's GDP is $30,769.7 billion (2025) vs Italy's $2,551.6 billion. United States' economic output is 12.1 times larger than Italy's.
GDP per capita: United States: $89,599 per person vs Italy: $43,309. United States' GDP per capita is 2.1 times (107%) higher than Italy's.
Official Websites
United States official website · Italy official website
More Size Comparisons
All United States size comparisons · All Italy 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.