The map above shows Northern Mariana Islands and Northern Territory side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Northern Mariana Islands vs Northern Territory Geography
Land area
- Northern Mariana Islands has a land area of 179 square miles (464 km²), while Northern Territory has 520,902 square miles (1,349,129 km²).
- Northern Territory's land area is 2,907.6 times larger than Northern Mariana Islands'.
Total area
- Northern Mariana Islands: 179 square miles (464 km²) vs Northern Territory: 520,902 square miles (1,349,129 km²), including inland and coastal water.
- Northern Territory's total area is 2,907.6 times larger than Northern Mariana Islands'.
Length
- Northern Mariana Islands is 326 miles (524 km) long from north to south; Northern Territory is 1,092 miles (1,758 km).
- Northern Territory's north-south length is 3.3 times (235%) longer than Northern Mariana Islands'.
Width
- Northern Mariana Islands spans 278 miles (448 km) east to west; Northern Territory spans 610 miles (981 km).
- Northern Territory's east-west width is 2.2 times (119%) wider than Northern Mariana Islands'.
Highest point
- Northern Mariana Islands's highest point is Agrihan at 3,166 feet (965 m); Northern Territory's is Mount Zeil at 5,023 feet (1,531 m).
- Mount Zeil is 1,857 feet higher than Agrihan.
Lowest point
- Northern Mariana Islands's lowest point is Pacific Ocean at 0 feet; Northern Territory's is Timor Sea at 0 feet.
- Both lowest points are at or near sea level.
Northern Mariana Islands vs Northern Territory Population and History
Population
- Northern Mariana Islands has a population of 47,329 (2020), while Northern Territory has 265,457 (2025).
- Northern Territory's population is 5.6 times (461%) larger than Northern Mariana Islands'.
Population density
- Northern Mariana Islands: 264.4 people per square mile vs Northern Territory: 0.5.
- Northern Mariana Islands' population density is 528.8 times higher than Northern Territory's.
History
- Northern Mariana Islands: A US commonwealth since 1978.
- Northern Territory: Became a federal territory on January 1, 1911; self-governing since 1978.
- In its current form, Northern Territory is the older of the two by 67 years.
Official Websites
Northern Mariana Islands official website · Northern Territory official website
Download the Northern Mariana Islands vs Northern Territory Size Comparison Map for free

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More Size Comparisons
All Northern Mariana Islands 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.