The map above shows Delaware and Puerto Rico side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Delaware vs Puerto Rico Geography
Land area: Delaware has a land area of 1,949 square miles (5,047 km²), while Puerto Rico has 3,424 square miles (8,868 km²). Puerto Rico's land area is 1.8 times (76%) larger than Delaware's.
Total area: Delaware: 2,489 square miles (6,446 km²) vs Puerto Rico: 3,515 square miles (9,104 km²), including inland and coastal water. Puerto Rico's total area is 1.4 times (41%) larger than Delaware's.
Length: Delaware is 98 miles (158 km) long from north to south; Puerto Rico is 67 miles (107 km). Delaware's north-south length is 1.5 times (46%) longer than Puerto Rico's.
Width: Delaware spans 96 miles (155 km) east to west; Puerto Rico spans 174 miles (279 km). Puerto Rico's east-west width is 1.8 times (81%) wider than Delaware's.
Highest point: Delaware's highest point is Ebright Azimuth at 450 feet (137 m); Puerto Rico's is Cerro de Punta at 4,390 feet (1,338 m). Cerro de Punta is 3,940 feet higher than Ebright Azimuth.
Lowest point: Delaware's lowest point is Atlantic Ocean at 0 feet; Puerto Rico's is Atlantic Ocean at 0 feet. Both lowest points are at or near sea level.
Delaware vs Puerto Rico Population and History
Population: Delaware has a population of 1,051,917 (2024), while Puerto Rico has 3,285,874 (2020). Puerto Rico's population is 3.1 times (212%) larger than Delaware's.
Population density: Delaware: 539.9 people per square mile vs Puerto Rico: 959.7. Puerto Rico's population density is 1.8 times (78%) higher than Delaware's.
Biggest city: Delaware's biggest city is Wilmington with 73,176 people; Puerto Rico's is San Juan with 342,259. San Juan's population is 4.7 times (368%) larger than Wilmington's.
Largest metro area: Delaware's largest metropolitan area is Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro area (6,330,422 people) vs Puerto Rico's San Juan metro area (2,233,177). Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro area's population is 2.8 times (183%) larger than San Juan metro area's.
History: Delaware: Admitted to the Union on December 7, 1787, as the 1st state. Puerto Rico: A US territory since 1898; a commonwealth since 1952. In its current form, Delaware is the older of the two by 111 years.
Delaware vs Puerto Rico Economy
GDP: Delaware's GDP is $111.0 billion (2024) vs Puerto Rico's $129.0 billion. Puerto Rico's economic output is 1.2 times (16%) larger than Delaware's.
GDP per capita: Delaware: $105,495 per person vs Puerto Rico: $40,650. Delaware's GDP per capita is 2.6 times (160%) higher than Puerto Rico's.
Official Websites
Delaware official website · Puerto Rico official website
More Size Comparisons
All Delaware 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.