The map above shows Maine and Puerto Rico side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Maine vs Puerto Rico Geography
Land area
- Maine has a land area of 30,845 square miles (79,888 km²), while Puerto Rico has 3,424 square miles (8,868 km²).
- Maine's land area is 9.0 times (801%) larger than Puerto Rico's.
Total area
- Maine: 35,380 square miles (91,634 km²) vs Puerto Rico: 3,515 square miles (9,104 km²), including inland and coastal water.
- Maine's total area is 10.1 times larger than Puerto Rico's.
Length
- Maine is 311 miles (501 km) long from north to south; Puerto Rico is 67 miles (107 km).
- Maine's north-south length is 4.6 times (364%) longer than Puerto Rico's.
Width
- Maine spans 203 miles (327 km) east to west; Puerto Rico spans 174 miles (279 km).
- Maine's east-west width is 1.2 times (17%) wider than Puerto Rico's.
Highest point
- Maine's highest point is Mount Katahdin at 5,253 feet (1,601 m); Puerto Rico's is Cerro de Punta at 4,390 feet (1,338 m).
- Mount Katahdin is 863 feet higher than Cerro de Punta.
Lowest point
- Maine'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.
Maine vs Puerto Rico Population and History
Population
- Maine has a population of 1,405,012 (2024), while Puerto Rico has 3,285,874 (2020).
- Puerto Rico's population is 2.3 times (134%) larger than Maine's.
Population density
- Maine: 45.6 people per square mile vs Puerto Rico: 959.7.
- Puerto Rico's population density is 21.0 times higher than Maine's.
Biggest city
- Maine's biggest city is Portland with 69,568 people; Puerto Rico's is San Juan with 342,259.
- San Juan's population is 4.9 times (392%) larger than Portland's.
Largest metro area
- Maine's largest metropolitan area is Portland-South Portland, ME metro area (571,534 people) vs Puerto Rico's San Juan metro area (2,233,177).
- San Juan metro area's population is 3.9 times (291%) larger than Portland-South Portland, ME metro area's.
History
- Maine: Admitted to the Union on March 15, 1820, as the 23rd state.
- Puerto Rico: A US territory since 1898; a commonwealth since 1952.
- In its current form, Maine is the older of the two by 78 years.
Maine vs Puerto Rico Economy
GDP
- Maine's GDP is $99.2 billion (2024) vs Puerto Rico's $129.0 billion.
- Puerto Rico's economic output is 1.3 times (30%) larger than Maine's.
GDP per capita
- Maine: $70,586 per person vs Puerto Rico: $40,650.
- Maine's GDP per capita is 1.7 times (74%) higher than Puerto Rico's.
Official Websites
Maine official website · Puerto Rico official website
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More Size Comparisons
All Maine 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.