The map above shows Alaska and Northern Mariana Islands side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Alaska vs Northern Mariana Islands Geography
Land area: Alaska has a land area of 571,242 square miles (1,479,509 km²), while Northern Mariana Islands has 179 square miles (464 km²). Alaska's land area is 3,188.6 times larger than Northern Mariana Islands'.
Total area: Alaska: 665,725 square miles (1,724,220 km²) vs Northern Mariana Islands: 179 square miles (464 km²), including inland and coastal water. Alaska's total area is 3,716.0 times larger than Northern Mariana Islands'.
Length: Alaska is 1,201 miles (1,933 km) long from north to south; Northern Mariana Islands is 326 miles (524 km). Alaska's north-south length is 3.7 times (268%) longer than Northern Mariana Islands'.
Width: Alaska spans 1,544 miles (2,485 km) east to west; Northern Mariana Islands spans 278 miles (448 km). Alaska's east-west width is 5.6 times (455%) wider than Northern Mariana Islands'.
Highest point: Alaska's highest point is Denali at 20,235 feet (6,168 m); Northern Mariana Islands's is Agrihan at 3,166 feet (965 m). Denali is 17,069 feet higher than Agrihan.
Lowest point: Alaska's lowest point is Pacific Ocean at 0 feet; Northern Mariana Islands's is Pacific Ocean at 0 feet. Both lowest points are at or near sea level.
Alaska vs Northern Mariana Islands Population and History
Population: Alaska has a population of 740,133 (2024), while Northern Mariana Islands has 47,329 (2020). Alaska's population is 15.6 times larger than Northern Mariana Islands'.
Population density: Alaska: 1.3 people per square mile vs Northern Mariana Islands: 264.4. Northern Mariana Islands' population density is 203.4 times higher than Alaska's.
History: Alaska: Admitted to the Union on January 3, 1959, as the 49th state. Northern Mariana Islands: A US commonwealth since 1978. In its current form, Alaska is the older of the two by 19 years.
Official Websites
Alaska official website · Northern Mariana Islands official website
More Size Comparisons
All Alaska size comparisons · All Northern Mariana Islands 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.