The map above shows Idaho and Puerto Rico side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Idaho vs Puerto Rico Geography
Land area: Idaho has a land area of 82,645 square miles (214,051 km²), while Puerto Rico has 3,424 square miles (8,868 km²). Idaho's land area is 24.1 times larger than Puerto Rico's.
Total area: Idaho: 83,569 square miles (216,441 km²) vs Puerto Rico: 3,515 square miles (9,104 km²), including inland and coastal water. Idaho's total area is 23.8 times larger than Puerto Rico's.
Length: Idaho is 483 miles (778 km) long from north to south; Puerto Rico is 67 miles (107 km). Idaho's north-south length is 7.2 times (621%) longer than Puerto Rico's.
Width: Idaho spans 352 miles (566 km) east to west; Puerto Rico spans 174 miles (279 km). Idaho's east-west width is 2.0 times (102%) wider than Puerto Rico's.
Highest point: Idaho's highest point is Borah Peak at 12,631 feet (3,850 m); Puerto Rico's is Cerro de Punta at 4,390 feet (1,338 m). Borah Peak is 8,241 feet higher than Cerro de Punta.
Lowest point: Idaho's lowest point is Snake River at 718 feet; Puerto Rico's is Atlantic Ocean at 0 feet. Puerto Rico's lowest point is 718 feet lower.
Idaho vs Puerto Rico Population and History
Population: Idaho has a population of 2,001,619 (2024), while Puerto Rico has 3,285,874 (2020). Puerto Rico's population is 1.6 times (64%) larger than Idaho's.
Population density: Idaho: 24.2 people per square mile vs Puerto Rico: 959.7. Puerto Rico's population density is 39.7 times higher than Idaho's.
Biggest city: Idaho's biggest city is Boise with 237,963 people; Puerto Rico's is San Juan with 342,259. San Juan's population is 1.4 times (44%) larger than Boise's.
Largest metro area: Idaho's largest metropolitan area is Boise City, ID metro area (845,877 people) vs Puerto Rico's San Juan metro area (2,233,177). San Juan metro area's population is 2.6 times (164%) larger than Boise City, ID metro area's.
History: Idaho: Admitted to the Union on July 3, 1890, as the 43rd state. Puerto Rico: A US territory since 1898; a commonwealth since 1952. In its current form, Idaho is the older of the two by 8 years.
Idaho vs Puerto Rico Economy
GDP: Idaho's GDP is $129.0 billion (2024) vs Puerto Rico's $129.0 billion. Idaho and Puerto Rico have about the same economic output.
GDP per capita: Idaho: $64,457 per person vs Puerto Rico: $40,650. Idaho's GDP per capita is 1.6 times (59%) higher than Puerto Rico's.
Official Websites
Idaho official website · Puerto Rico official website
More Size Comparisons
All Idaho 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.