The map above shows United States and Mississippi side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
United States vs Mississippi Geography
Land area: United States has a land area of 3,533,467 square miles (9,151,637 km²), while Mississippi has 46,925 square miles (121,534 km²). United States' land area is 75.3 times larger than Mississippi's.
Total area: United States: 3,802,784 square miles (9,849,165 km²) vs Mississippi: 48,436 square miles (125,448 km²), including inland and coastal water. United States' total area is 78.5 times larger than Mississippi's.
Length: United States is 3,628 miles (5,839 km) long from north to south; Mississippi is 337 miles (542 km). United States' north-south length is 10.8 times longer than Mississippi's.
Width: United States spans 4,824 miles (7,763 km) east to west; Mississippi spans 340 miles (547 km). United States' east-west width is 14.2 times wider than Mississippi's.
Highest point: United States's highest point is Denali at 20,308 feet (6,190 m); Mississippi's is Woodall Mountain at 805 feet (245 m). Denali is 19,503 feet higher than Woodall Mountain.
Lowest point: United States's lowest point is Death Valley at -279 feet; Mississippi's is Gulf of Mexico at 0 feet. United States's lowest point is 279 feet lower.
United States vs Mississippi Population and History
Population: United States has a population of 340,110,988 (2024), while Mississippi has 2,943,045 (2024). United States' population is 115.6 times larger than Mississippi's.
Population density: United States: 96.3 people per square mile vs Mississippi: 62.7. United States' population density is 1.5 times (54%) higher than Mississippi's.
Biggest city: United States's biggest city is New York with 8,478,072 people; Mississippi's is Jackson with 141,449. New York's population is 59.9 times larger than Jackson'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 Mississippi's Memphis, TN-MS-AR metro area (1,339,345). New York-Newark-Jersey City, NY-NJ metro area's population is 14.9 times larger than Memphis, TN-MS-AR metro area's.
History: United States: Declared independence on July 4, 1776. Mississippi: Admitted to the Union on December 10, 1817, as the 20th state. In its current form, United States is the older of the two by 41 years.
United States vs Mississippi Economy
GDP: United States's GDP is $30,769.7 billion (2025) vs Mississippi's $158.2 billion. United States' economic output is 194.5 times larger than Mississippi's.
GDP per capita: United States: $89,599 per person vs Mississippi: $53,751. United States' GDP per capita is 1.7 times (67%) higher than Mississippi's.
Official Websites
United States official website · Mississippi official website
More Size Comparisons
All United States size comparisons · All Mississippi 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.