The map above shows Delaware and Northern Ireland side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Delaware vs Northern Ireland Geography
Land area
- Delaware has a land area of 1,949 square miles (5,047 km²), while Northern Ireland has 5,236 square miles (13,562 km²).
- Northern Ireland's land area is 2.7 times (169%) larger than Delaware's.
Total area
- Delaware: 2,489 square miles (6,446 km²) vs Northern Ireland: 5,456 square miles (14,130 km²), including inland and coastal water.
- Northern Ireland's total area is 2.2 times (119%) larger than Delaware's.
Length
- Delaware is 98 miles (158 km) long from north to south; Northern Ireland is 83 miles (134 km).
- Delaware's north-south length is 1.2 times (18%) longer than Northern Ireland's.
Width
- Delaware spans 96 miles (155 km) east to west; Northern Ireland spans 107 miles (173 km).
- Northern Ireland's east-west width is 1.1 times (11%) wider than Delaware's.
Highest point
- Delaware's highest point is Ebright Azimuth at 450 feet (137 m); Northern Ireland's is Slieve Donard at 2,789 feet (850 m).
- Slieve Donard is 2,339 feet higher than Ebright Azimuth.
Lowest point
- Delaware'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.
Delaware vs Northern Ireland Population and History
Population
- Delaware has a population of 1,051,917 (2024), while Northern Ireland has 1,905,000 (2022).
- Northern Ireland's population is 1.8 times (81%) larger than Delaware's.
Population density
- Delaware: 539.9 people per square mile vs Northern Ireland: 363.8.
- Delaware's population density is 1.5 times (48%) higher than Northern Ireland's.
Biggest city
- Delaware's biggest city is Wilmington with 73,176 people; Northern Ireland's is Belfast with 348,005.
- Belfast's population is 4.8 times (376%) larger than Wilmington's.
History
- Delaware: Admitted to the Union on December 7, 1787, as the 1st state.
- Northern Ireland: A country within the United Kingdom; created by the partition of Ireland on May 3, 1921.
- In its current form, Delaware is the older of the two by 134 years.
Delaware vs Northern Ireland Economy
GDP
- Delaware's GDP is $111.0 billion (2024) vs Northern Ireland's $58.8 billion.
- Delaware's economic output is 1.9 times (89%) larger than Northern Ireland's.
GDP per capita
- Delaware: $105,495 per person vs Northern Ireland: $30,686.
- Delaware's GDP per capita is 3.4 times (244%) higher than Northern Ireland's.
Official Websites
Delaware official website · Northern Ireland official website
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More Size Comparisons
All Delaware 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.