The map above shows United States and Africa side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
United States vs Africa Geography
Land area: United States has a land area of 3,533,467 square miles (9,151,637 km²), while Africa has 11,725,923 square miles (30,370,000 km²). Africa's land area is 3.3 times (232%) larger than United States'.
Length: United States is 3,628 miles (5,839 km) long from north to south; Africa is 6,079 miles (9,783 km). Africa's north-south length is 1.7 times (68%) longer than United States'.
Width: United States spans 4,824 miles (7,763 km) east to west; Africa spans 5,141 miles (8,274 km). Africa's east-west width is 1.1 times (7%) wider than United States'.
Highest point: United States's highest point is Denali at 20,308 feet (6,190 m); Africa's is Mount Kilimanjaro at 19,341 feet (5,895 m). Denali is 967 feet higher than Mount Kilimanjaro.
Lowest point: United States's lowest point is Death Valley at -279 feet; Africa's is Lake Assal at -509 feet. Africa's lowest point is 230 feet lower.
United States vs Africa Population and History
Population: United States has a population of 340,110,988 (2024), while Africa has 1,550,000,000 (2025 UN estimate). Africa's population is 4.6 times (356%) larger than United States'.
Population density: United States: 96.3 people per square mile vs Africa: 132.2. Africa's population density is 1.4 times (37%) higher than United States'.
Official Websites
United States official website
More Size Comparisons
All United States size comparisons · All Africa 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.