The map above shows New York and Northern Ireland side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
New York vs Northern Ireland Geography
Land area: New York has a land area of 47,123 square miles (122,049 km²), while Northern Ireland has 5,236 square miles (13,562 km²). New York's land area is 9.0 times (800%) larger than Northern Ireland's.
Total area: New York: 54,559 square miles (141,306 km²) vs Northern Ireland: 5,456 square miles (14,130 km²), including inland and coastal water. New York's total area is 10.0 times larger than Northern Ireland's.
Length: New York is 312 miles (503 km) long from north to south; Northern Ireland is 83 miles (134 km). New York's north-south length is 3.8 times (276%) longer than Northern Ireland's.
Width: New York spans 415 miles (668 km) east to west; Northern Ireland spans 107 miles (173 km). New York's east-west width is 3.9 times (288%) wider than Northern Ireland's.
Highest point: New York's highest point is Mount Marcy at 5,335 feet (1,626 m); Northern Ireland's is Slieve Donard at 2,789 feet (850 m). Mount Marcy is 2,546 feet higher than Slieve Donard.
Lowest point: New York's lowest point is Atlantic Ocean at 0 feet; Northern Ireland's is Irish Sea at 0 feet. Both lowest points are at or near sea level.
New York vs Northern Ireland Population and History
Population: New York has a population of 19,867,248 (2024), while Northern Ireland has 1,905,000 (2022). New York's population is 10.4 times larger than Northern Ireland's.
Population density: New York: 421.6 people per square mile vs Northern Ireland: 363.8. New York's population density is 1.2 times (16%) higher than Northern Ireland's.
Biggest city: New York's biggest city is New York with 8,478,072 people; Northern Ireland's is Belfast with 348,005. New York's population is 24.4 times larger than Belfast's.
History: New York: Admitted to the Union on July 26, 1788, as the 11th state. Northern Ireland: A country within the United Kingdom; created by the partition of Ireland on May 3, 1921. In its current form, New York is the older of the two by 133 years.
New York vs Northern Ireland Economy
GDP: New York's GDP is $2,322.1 billion (2024) vs Northern Ireland's $58.8 billion. New York's economic output is 39.5 times larger than Northern Ireland's.
GDP per capita: New York: $116,883 per person vs Northern Ireland: $30,686. New York's GDP per capita is 3.8 times (281%) higher than Northern Ireland's.
Official Websites
New York official website · Northern Ireland official website
More Size Comparisons
All New York 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.