The map above shows New Jersey and Northern Mariana Islands side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
New Jersey vs Northern Mariana Islands Geography
Land area: New Jersey has a land area of 7,355 square miles (19,049 km²), while Northern Mariana Islands has 179 square miles (464 km²). New Jersey's land area is 41.1 times larger than Northern Mariana Islands'.
Total area: New Jersey: 8,719 square miles (22,583 km²) vs Northern Mariana Islands: 179 square miles (464 km²), including inland and coastal water. New Jersey's total area is 48.7 times larger than Northern Mariana Islands'.
Length: New Jersey is 169 miles (271 km) long from north to south; Northern Mariana Islands is 326 miles (524 km). Northern Mariana Islands' north-south length is 1.9 times (93%) longer than New Jersey's.
Width: New Jersey spans 129 miles (207 km) east to west; Northern Mariana Islands spans 278 miles (448 km). Northern Mariana Islands' east-west width is 2.2 times (116%) wider than New Jersey's.
Highest point: New Jersey's highest point is High Point at 1,798 feet (548 m); Northern Mariana Islands's is Agrihan at 3,166 feet (965 m). Agrihan is 1,368 feet higher than High Point.
Lowest point: New Jersey's lowest point is Atlantic Ocean at 0 feet; Northern Mariana Islands's is Pacific Ocean at 0 feet. Both lowest points are at or near sea level.
New Jersey vs Northern Mariana Islands Population and History
Population: New Jersey has a population of 9,500,851 (2024), while Northern Mariana Islands has 47,329 (2020). New Jersey's population is 200.7 times larger than Northern Mariana Islands'.
Population density: New Jersey: 1,291.8 people per square mile vs Northern Mariana Islands: 264.4. New Jersey's population density is 4.9 times (389%) higher than Northern Mariana Islands'.
History: New Jersey: Admitted to the Union on December 18, 1787, as the 3rd state. Northern Mariana Islands: A US commonwealth since 1978. In its current form, New Jersey is the older of the two by 191 years.
Official Websites
New Jersey official website · Northern Mariana Islands official website
More Size Comparisons
All New Jersey 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.