The map above shows Northern Mariana Islands and Ireland side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Northern Mariana Islands vs Ireland Geography
Land area
- Northern Mariana Islands has a land area of 179 square miles (464 km²), while Ireland has 26,596 square miles (68,883 km²).
- Ireland's land area is 148.5 times larger than Northern Mariana Islands'.
Total area
- Northern Mariana Islands: 179 square miles (464 km²) vs Ireland: 27,133 square miles (70,273 km²), including inland and coastal water.
- Ireland's total area is 151.5 times larger than Northern Mariana Islands'.
Length
- Northern Mariana Islands is 326 miles (524 km) long from north to south; Ireland is 287 miles (462 km).
- Northern Mariana Islands' north-south length is 1.1 times (14%) longer than Ireland's.
Width
- Northern Mariana Islands spans 278 miles (448 km) east to west; Ireland spans 191 miles (308 km).
- Northern Mariana Islands' east-west width is 1.5 times (46%) wider than Ireland's.
Highest point
- Northern Mariana Islands's highest point is Agrihan at 3,166 feet (965 m); Ireland's is Carrauntoohil at 3,406 feet (1,038 m).
- Carrauntoohil is 240 feet higher than Agrihan.
Lowest point
- Northern Mariana Islands's lowest point is Pacific Ocean at 0 feet; Ireland's is Atlantic Ocean at 0 feet.
- Both lowest points are at or near sea level.
Northern Mariana Islands vs Ireland Population and History
Population
- Northern Mariana Islands has a population of 47,329 (2020), while Ireland has 5,525,600 (2026).
- Ireland's population is 116.7 times larger than Northern Mariana Islands'.
Population density
- Northern Mariana Islands: 264.4 people per square mile vs Ireland: 207.8.
- Northern Mariana Islands' population density is 1.3 times (27%) higher than Ireland's.
History
- Northern Mariana Islands: A US commonwealth since 1978.
- Ireland: Independent since December 6, 1922, as the Irish Free State; a republic since 1949.
- In its current form, Ireland is the older of the two by 56 years.
Official Websites
Northern Mariana Islands official website · Ireland official website
Download the Northern Mariana Islands vs Ireland Size Comparison Map for free

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More Size Comparisons
All Northern Mariana Islands size comparisons · All Ireland 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.