The map above shows New Mexico and Northern Ireland side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
New Mexico vs Northern Ireland Geography
Land area: New Mexico has a land area of 121,313 square miles (314,198 km²), while Northern Ireland has 5,236 square miles (13,562 km²). New Mexico's land area is 23.2 times larger than Northern Ireland's.
Total area: New Mexico: 121,593 square miles (314,925 km²) vs Northern Ireland: 5,456 square miles (14,130 km²), including inland and coastal water. New Mexico's total area is 22.3 times larger than Northern Ireland's.
Length: New Mexico is 395 miles (635 km) long from north to south; Northern Ireland is 83 miles (134 km). New Mexico's north-south length is 4.8 times (376%) longer than Northern Ireland's.
Width: New Mexico spans 498 miles (801 km) east to west; Northern Ireland spans 107 miles (173 km). New Mexico's east-west width is 4.7 times (365%) wider than Northern Ireland's.
Highest point: New Mexico's highest point is Wheeler Peak at 13,150 feet (4,008 m); Northern Ireland's is Slieve Donard at 2,789 feet (850 m). Wheeler Peak is 10,361 feet higher than Slieve Donard.
Lowest point: New Mexico's lowest point is Red Bluff Reservoir at 2,842 feet; Northern Ireland's is Irish Sea at 0 feet. Northern Ireland's lowest point is 2,842 feet lower.
New Mexico vs Northern Ireland Population and History
Population: New Mexico has a population of 2,130,256 (2024), while Northern Ireland has 1,905,000 (2022). New Mexico's population is 1.1 times (12%) larger than Northern Ireland's.
Population density: New Mexico: 17.6 people per square mile vs Northern Ireland: 363.8. Northern Ireland's population density is 20.7 times higher than New Mexico's.
Biggest city: New Mexico's biggest city is Albuquerque with 560,326 people; Northern Ireland's is Belfast with 348,005. Albuquerque's population is 1.6 times (61%) larger than Belfast's.
History: New Mexico: Admitted to the Union on January 6, 1912, as the 47th state. Northern Ireland: A country within the United Kingdom; created by the partition of Ireland on May 3, 1921. In its current form, New Mexico is the older of the two by 9 years.
New Mexico vs Northern Ireland Economy
GDP: New Mexico's GDP is $147.1 billion (2024) vs Northern Ireland's $58.8 billion. New Mexico's economic output is 2.5 times (150%) larger than Northern Ireland's.
GDP per capita: New Mexico: $69,046 per person vs Northern Ireland: $30,686. New Mexico's GDP per capita is 2.3 times (125%) higher than Northern Ireland's.
Official Websites
New Mexico official website · Northern Ireland official website
More Size Comparisons
All New Mexico size comparisons · All Northern 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.