The map above shows Kentucky and Puerto Rico side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Kentucky vs Puerto Rico Geography
Land area: Kentucky has a land area of 39,485 square miles (102,267 km²), while Puerto Rico has 3,424 square miles (8,868 km²). Kentucky's land area is 11.5 times larger than Puerto Rico's.
Total area: Kentucky: 40,406 square miles (104,651 km²) vs Puerto Rico: 3,515 square miles (9,104 km²), including inland and coastal water. Kentucky's total area is 11.5 times larger than Puerto Rico's.
Length: Kentucky is 257 miles (414 km) long from north to south; Puerto Rico is 67 miles (107 km). Kentucky's north-south length is 3.8 times (284%) longer than Puerto Rico's.
Width: Kentucky spans 418 miles (672 km) east to west; Puerto Rico spans 174 miles (279 km). Kentucky's east-west width is 2.4 times (140%) wider than Puerto Rico's.
Highest point: Kentucky's highest point is Black Mountain at 4,134 feet (1,260 m); Puerto Rico's is Cerro de Punta at 4,390 feet (1,338 m). Cerro de Punta is 256 feet higher than Black Mountain.
Lowest point: Kentucky's lowest point is Mississippi River at 270 feet; Puerto Rico's is Atlantic Ocean at 0 feet. Puerto Rico's lowest point is 270 feet lower.
Kentucky vs Puerto Rico Population and History
Population: Kentucky has a population of 4,588,372 (2024), while Puerto Rico has 3,285,874 (2020). Kentucky's population is 1.4 times (40%) larger than Puerto Rico's.
Population density: Kentucky: 116.2 people per square mile vs Puerto Rico: 959.7. Puerto Rico's population density is 8.3 times (726%) higher than Kentucky's.
Biggest city: Kentucky's biggest city is Louisville with 640,796 people; Puerto Rico's is San Juan with 342,259. Louisville's population is 1.9 times (87%) larger than San Juan's.
Largest metro area: Kentucky's largest metropolitan area is Cincinnati, OH-KY-IN metro area (2,302,815 people) vs Puerto Rico's San Juan metro area (2,233,177). Cincinnati, OH-KY-IN metro area and San Juan metro area have about the same population.
History: Kentucky: Admitted to the Union on June 1, 1792, as the 15th state. Puerto Rico: A US territory since 1898; a commonwealth since 1952. In its current form, Kentucky is the older of the two by 106 years.
Kentucky vs Puerto Rico Economy
GDP: Kentucky's GDP is $295.4 billion (2024) vs Puerto Rico's $129.0 billion. Kentucky's economic output is 2.3 times (129%) larger than Puerto Rico's.
GDP per capita: Kentucky: $64,375 per person vs Puerto Rico: $40,650. Kentucky's GDP per capita is 1.6 times (58%) higher than Puerto Rico's.
Official Websites
Kentucky official website · Puerto Rico official website
More Size Comparisons
All Kentucky 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.