The map above shows United States and Oklahoma side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
United States vs Oklahoma Geography
Land area: United States has a land area of 3,533,467 square miles (9,151,637 km²), while Oklahoma has 68,597 square miles (177,665 km²). United States' land area is 51.5 times larger than Oklahoma's.
Total area: United States: 3,802,784 square miles (9,849,165 km²) vs Oklahoma: 69,899 square miles (181,038 km²), including inland and coastal water. United States' total area is 54.4 times larger than Oklahoma's.
Length: United States is 3,628 miles (5,839 km) long from north to south; Oklahoma is 533 miles (857 km). United States' north-south length is 6.8 times (581%) longer than Oklahoma's.
Width: United States spans 4,824 miles (7,763 km) east to west; Oklahoma spans 490 miles (789 km). United States' east-west width is 9.8 times (884%) wider than Oklahoma's.
Highest point: United States's highest point is Denali at 20,308 feet (6,190 m); Oklahoma's is Black Mesa at 4,980 feet (1,518 m). Denali is 15,328 feet higher than Black Mesa.
Lowest point: United States's lowest point is Death Valley at -279 feet; Oklahoma's is Little River at 289 feet. United States's lowest point is 568 feet lower.
United States vs Oklahoma Population and History
Population: United States has a population of 340,110,988 (2024), while Oklahoma has 4,095,393 (2024). United States' population is 83.0 times larger than Oklahoma's.
Population density: United States: 96.3 people per square mile vs Oklahoma: 59.7. United States' population density is 1.6 times (61%) higher than Oklahoma's.
Biggest city: United States's biggest city is New York with 8,478,072 people; Oklahoma's is Oklahoma City with 712,919. New York's population is 11.9 times larger than Oklahoma City'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 Oklahoma's Oklahoma City, OK metro area (1,497,821). New York-Newark-Jersey City, NY-NJ metro area's population is 13.3 times larger than Oklahoma City, OK metro area's.
History: United States: Declared independence on July 4, 1776. Oklahoma: Admitted to the Union on November 16, 1907, as the 46th state. In its current form, United States is the older of the two by 131 years.
United States vs Oklahoma Economy
GDP: United States's GDP is $30,769.7 billion (2025) vs Oklahoma's $263.7 billion. United States' economic output is 116.7 times larger than Oklahoma's.
GDP per capita: United States: $89,599 per person vs Oklahoma: $64,388. United States' GDP per capita is 1.4 times (39%) higher than Oklahoma's.
Official Websites
United States official website · Oklahoma official website
More Size Comparisons
All United States size comparisons · All Oklahoma 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.