The map above shows Puerto Rico and New Brunswick side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Puerto Rico vs New Brunswick Geography
Land area: Puerto Rico has a land area of 3,424 square miles (8,868 km²), while New Brunswick has 27,587 square miles (71,450 km²). New Brunswick's land area is 8.1 times (706%) larger than Puerto Rico's.
Total area: Puerto Rico: 3,515 square miles (9,104 km²) vs New Brunswick: 28,150 square miles (72,908 km²), including inland and coastal water. New Brunswick's total area is 8.0 times (701%) larger than Puerto Rico's.
Length: Puerto Rico is 67 miles (107 km) long from north to south; New Brunswick is 241 miles (388 km). New Brunswick's north-south length is 3.6 times (260%) longer than Puerto Rico's.
Width: Puerto Rico spans 174 miles (279 km) east to west; New Brunswick spans 264 miles (424 km). New Brunswick's east-west width is 1.5 times (52%) wider than Puerto Rico's.
Highest point: Puerto Rico's highest point is Cerro de Punta at 4,390 feet (1,338 m); New Brunswick's is Mount Carleton at 2,680 feet (817 m). Cerro de Punta is 1,710 feet higher than Mount Carleton.
Lowest point: Puerto Rico's lowest point is Atlantic Ocean at 0 feet; New Brunswick's is Atlantic Ocean at 0 feet. Both lowest points are at or near sea level.
Puerto Rico vs New Brunswick Population and History
Population: Puerto Rico has a population of 3,285,874 (2020), while New Brunswick has 867,383 (2026). Puerto Rico's population is 3.8 times (279%) larger than New Brunswick's.
Population density: Puerto Rico: 959.7 people per square mile vs New Brunswick: 31.4. Puerto Rico's population density is 30.6 times higher than New Brunswick's.
Biggest city: Puerto Rico's biggest city is San Juan with 342,259 people; New Brunswick's is Moncton with 79,470. San Juan's population is 4.3 times (331%) larger than Moncton's.
Largest metro area: Puerto Rico's largest metropolitan area is San Juan metro area (2,233,177 people) vs New Brunswick's Moncton CMA (157,717). San Juan metro area's population is 14.2 times larger than Moncton CMA's.
History: Puerto Rico: A US territory since 1898; a commonwealth since 1952. New Brunswick: Joined Confederation on July 1, 1867, as one of the four founding provinces. In its current form, New Brunswick is the older of the two by 31 years.
Puerto Rico vs New Brunswick Economy
GDP: Puerto Rico's GDP is $129.0 billion (2025) vs New Brunswick's $35.3 billion. Puerto Rico's economic output is 3.7 times (265%) larger than New Brunswick's.
GDP per capita: Puerto Rico: $40,650 per person vs New Brunswick: $41,088. Puerto Rico and New Brunswick have about the same GDP per capita.
Official Websites
Puerto Rico official website · New Brunswick official website
More Size Comparisons
All Puerto Rico size comparisons · All New Brunswick 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.