The map above shows Louisiana and Puerto Rico side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Louisiana vs Puerto Rico Geography
Land area: Louisiana has a land area of 43,213 square miles (111,921 km²), while Puerto Rico has 3,424 square miles (8,868 km²). Louisiana's land area is 12.6 times larger than Puerto Rico's.
Total area: Louisiana: 52,375 square miles (135,652 km²) vs Puerto Rico: 3,515 square miles (9,104 km²), including inland and coastal water. Louisiana's total area is 14.9 times larger than Puerto Rico's.
Length: Louisiana is 301 miles (484 km) long from north to south; Puerto Rico is 67 miles (107 km). Louisiana's north-south length is 4.5 times (349%) longer than Puerto Rico's.
Width: Louisiana spans 356 miles (574 km) east to west; Puerto Rico spans 174 miles (279 km). Louisiana's east-west width is 2.0 times (105%) wider than Puerto Rico's.
Highest point: Louisiana's highest point is Driskill Mountain at 533 feet (162 m); Puerto Rico's is Cerro de Punta at 4,390 feet (1,338 m). Cerro de Punta is 3,857 feet higher than Driskill Mountain.
Lowest point: Louisiana's lowest point is New Orleans at -8 feet; Puerto Rico's is Atlantic Ocean at 0 feet. Louisiana's lowest point is 8 feet lower.
Louisiana vs Puerto Rico Population and History
Population: Louisiana has a population of 4,597,740 (2024), while Puerto Rico has 3,285,874 (2020). Louisiana's population is 1.4 times (40%) larger than Puerto Rico's.
Population density: Louisiana: 106.4 people per square mile vs Puerto Rico: 959.7. Puerto Rico's population density is 9.0 times (802%) higher than Louisiana's.
Biggest city: Louisiana's biggest city is New Orleans with 362,701 people; Puerto Rico's is San Juan with 342,259. New Orleans' population is 1.1 times (6%) larger than San Juan's.
Largest metro area: Louisiana's largest metropolitan area is New Orleans-Metairie, LA metro area (966,230 people) vs Puerto Rico's San Juan metro area (2,233,177). San Juan metro area's population is 2.3 times (131%) larger than New Orleans-Metairie, LA metro area's.
History: Louisiana: Admitted to the Union on April 30, 1812, as the 18th state. Puerto Rico: A US territory since 1898; a commonwealth since 1952. In its current form, Louisiana is the older of the two by 86 years.
Louisiana vs Puerto Rico Economy
GDP: Louisiana's GDP is $329.2 billion (2024) vs Puerto Rico's $129.0 billion. Louisiana's economic output is 2.6 times (155%) larger than Puerto Rico's.
GDP per capita: Louisiana: $71,594 per person vs Puerto Rico: $40,650. Louisiana's GDP per capita is 1.8 times (76%) higher than Puerto Rico's.
Official Websites
Louisiana official website · Puerto Rico official website
More Size Comparisons
All Louisiana 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.