The map above shows United States and Iowa side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
United States vs Iowa Geography
Land area
- United States has a land area of 3,533,467 square miles (9,151,637 km²), while Iowa has 55,854 square miles (144,660 km²).
- United States' land area is 63.3 times larger than Iowa's.
Total area
- United States: 3,802,784 square miles (9,849,165 km²) vs Iowa: 56,273 square miles (145,746 km²), including inland and coastal water.
- United States' total area is 67.6 times larger than Iowa's.
Length
- United States is 3,628 miles (5,839 km) long from north to south; Iowa is 216 miles (347 km).
- United States' north-south length is 16.8 times longer than Iowa's.
Width
- United States spans 4,824 miles (7,763 km) east to west; Iowa spans 335 miles (539 km).
- United States' east-west width is 14.4 times wider than Iowa's.
Highest point
- United States's highest point is Denali at 20,308 feet (6,190 m); Iowa's is Hawkeye Point at 1,669 feet (509 m).
- Denali is 18,639 feet higher than Hawkeye Point.
Lowest point
- United States's lowest point is Death Valley at -279 feet; Iowa's is Mississippi River at 480 feet.
- United States's lowest point is 759 feet lower.
United States vs Iowa Population and History
Population
- United States has a population of 340,110,988 (2024), while Iowa has 3,241,488 (2024).
- United States' population is 104.9 times larger than Iowa's.
Population density
- United States: 96.3 people per square mile vs Iowa: 58.0.
- United States' population density is 1.7 times (66%) higher than Iowa's.
Biggest city
- United States's biggest city is New York with 8,478,072 people; Iowa's is Des Moines with 213,096.
- New York's population is 39.8 times larger than Des Moines'.
Largest metro area
- United States's largest metropolitan area is New York-Newark-Jersey City, NY-NJ metro area (19,940,274 people) vs Iowa's Omaha, NE-IA metro area (1,001,010).
- New York-Newark-Jersey City, NY-NJ metro area's population is 19.9 times larger than Omaha, NE-IA metro area's.
History
- United States: Declared independence on July 4, 1776.
- Iowa: Admitted to the Union on December 28, 1846, as the 29th state.
- In its current form, United States is the older of the two by 70 years.
United States vs Iowa Economy
GDP
- United States's GDP is $30,769.7 billion (2025) vs Iowa's $265.8 billion.
- United States' economic output is 115.8 times larger than Iowa's.
GDP per capita
- United States: $89,599 per person vs Iowa: $81,998.
- United States' GDP per capita is 1.1 times (9%) higher than Iowa's.
Official Websites
United States official website · Iowa official website
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More Size Comparisons
All United States size comparisons · All Iowa 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.