The map above shows Puerto Rico and Northern Territory side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Puerto Rico vs Northern Territory Geography
Land area: Puerto Rico has a land area of 3,424 square miles (8,868 km²), while Northern Territory has 520,902 square miles (1,349,129 km²). Northern Territory's land area is 152.1 times larger than Puerto Rico's.
Total area: Puerto Rico: 3,515 square miles (9,104 km²) vs Northern Territory: 520,902 square miles (1,349,129 km²), including inland and coastal water. Northern Territory's total area is 148.2 times larger than Puerto Rico's.
Length: Puerto Rico is 67 miles (107 km) long from north to south; Northern Territory is 1,092 miles (1,758 km). Northern Territory's north-south length is 16.3 times longer than Puerto Rico's.
Width: Puerto Rico spans 174 miles (279 km) east to west; Northern Territory spans 610 miles (981 km). Northern Territory's east-west width is 3.5 times (251%) wider than Puerto Rico's.
Highest point: Puerto Rico's highest point is Cerro de Punta at 4,390 feet (1,338 m); Northern Territory's is Mount Zeil at 5,023 feet (1,531 m). Mount Zeil is 633 feet higher than Cerro de Punta.
Lowest point: Puerto Rico's lowest point is Atlantic Ocean at 0 feet; Northern Territory's is Timor Sea at 0 feet. Both lowest points are at or near sea level.
Puerto Rico vs Northern Territory Population and History
Population: Puerto Rico has a population of 3,285,874 (2020), while Northern Territory has 265,457 (2025). Puerto Rico's population is 12.4 times larger than Northern Territory's.
Population density: Puerto Rico: 959.7 people per square mile vs Northern Territory: 0.5. Puerto Rico's population density is 1,919.4 times higher than Northern Territory's.
Largest metro area: Puerto Rico's largest metropolitan area is San Juan metro area (2,233,177 people) vs Northern Territory's Greater Darwin (159,284). San Juan metro area's population is 14.0 times larger than Greater Darwin's.
History: Puerto Rico: A US territory since 1898; a commonwealth since 1952. Northern Territory: Became a federal territory on January 1, 1911; self-governing since 1978. In its current form, Puerto Rico is the older of the two by 13 years.
Puerto Rico vs Northern Territory Economy
GDP: Puerto Rico's GDP is $129.0 billion (2025) vs Northern Territory's $22.4 billion. Puerto Rico's economic output is 5.8 times (476%) larger than Northern Territory's.
GDP per capita: Puerto Rico: $40,650 per person vs Northern Territory: $84,383. Northern Territory's GDP per capita is 2.1 times (108%) higher than Puerto Rico's.
Official Websites
Puerto Rico official website · Northern Territory official website
More Size Comparisons
All Puerto Rico size comparisons · All Northern Territory 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.