The map above shows Alaska and Puerto Rico side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Alaska vs Puerto Rico Geography
Land area: Alaska has a land area of 571,242 square miles (1,479,509 km²), while Puerto Rico has 3,424 square miles (8,868 km²). Alaska's land area is 166.8 times larger than Puerto Rico's.
Total area: Alaska: 665,725 square miles (1,724,220 km²) vs Puerto Rico: 3,515 square miles (9,104 km²), including inland and coastal water. Alaska's total area is 189.4 times larger than Puerto Rico's.
Length: Alaska is 1,201 miles (1,933 km) long from north to south; Puerto Rico is 67 miles (107 km). Alaska's north-south length is 17.9 times longer than Puerto Rico's.
Width: Alaska spans 1,544 miles (2,485 km) east to west; Puerto Rico spans 174 miles (279 km). Alaska's east-west width is 8.9 times (787%) wider than Puerto Rico's.
Highest point: Alaska's highest point is Denali at 20,235 feet (6,168 m); Puerto Rico's is Cerro de Punta at 4,390 feet (1,338 m). Denali is 15,845 feet higher than Cerro de Punta.
Lowest point: Alaska's lowest point is Pacific Ocean at 0 feet; Puerto Rico's is Atlantic Ocean at 0 feet. Both lowest points are at or near sea level.
Alaska vs Puerto Rico Population and History
Population: Alaska has a population of 740,133 (2024), while Puerto Rico has 3,285,874 (2020). Puerto Rico's population is 4.4 times (344%) larger than Alaska's.
Population density: Alaska: 1.3 people per square mile vs Puerto Rico: 959.7. Puerto Rico's population density is 738.2 times higher than Alaska's.
Biggest city: Alaska's biggest city is Anchorage with 289,600 people; Puerto Rico's is San Juan with 342,259. San Juan's population is 1.2 times (18%) larger than Anchorage's.
Largest metro area: Alaska's largest metropolitan area is Anchorage, AK metro area (407,213 people) vs Puerto Rico's San Juan metro area (2,233,177). San Juan metro area's population is 5.5 times (448%) larger than Anchorage, AK metro area's.
History: Alaska: Admitted to the Union on January 3, 1959, as the 49th state. Puerto Rico: A US territory since 1898; a commonwealth since 1952. In its current form, Puerto Rico is the older of the two by 61 years.
Alaska vs Puerto Rico Economy
GDP: Alaska's GDP is $71.6 billion (2024) vs Puerto Rico's $129.0 billion. Puerto Rico's economic output is 1.8 times (80%) larger than Alaska's.
GDP per capita: Alaska: $96,695 per person vs Puerto Rico: $40,650. Alaska's GDP per capita is 2.4 times (138%) higher than Puerto Rico's.
Official Websites
Alaska official website · Puerto Rico official website
More Size Comparisons
All Alaska size comparisons · All Puerto Rico 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.