The map above shows Delaware and United Kingdom side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Delaware vs United Kingdom Geography
Land area: Delaware has a land area of 1,949 square miles (5,047 km²), while United Kingdom has 93,410 square miles (241,930 km²). United Kingdom's land area is 47.9 times larger than Delaware's.
Total area: Delaware: 2,489 square miles (6,446 km²) vs United Kingdom: 94,058 square miles (243,610 km²), including inland and coastal water. United Kingdom's total area is 37.8 times larger than Delaware's.
Length: Delaware is 98 miles (158 km) long from north to south; United Kingdom is 747 miles (1,202 km). United Kingdom's north-south length is 7.6 times (662%) longer than Delaware's.
Width: Delaware spans 96 miles (155 km) east to west; United Kingdom spans 429 miles (690 km). United Kingdom's east-west width is 4.5 times (347%) wider than Delaware's.
Highest point: Delaware's highest point is Ebright Azimuth at 450 feet (137 m); United Kingdom's is Ben Nevis at 4,413 feet (1,345 m). Ben Nevis is 3,963 feet higher than Ebright Azimuth.
Lowest point: Delaware's lowest point is Atlantic Ocean at 0 feet; United Kingdom's is The Fens (Holme Fen) at -10 feet. United Kingdom's lowest point is 10 feet lower.
Delaware vs United Kingdom Population and History
Population: Delaware has a population of 1,051,917 (2024), while United Kingdom has 69,487,000 (2025). United Kingdom's population is 66.1 times larger than Delaware's.
Population density: Delaware: 539.9 people per square mile vs United Kingdom: 743.9. United Kingdom's population density is 1.4 times (38%) higher than Delaware's.
Biggest city: Delaware's biggest city is Wilmington with 73,176 people; United Kingdom's is London with 8,825,001. London's population is 120.6 times larger than Wilmington's.
Largest metro area: Delaware's largest metropolitan area is Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro area (6,330,422 people) vs United Kingdom's London (10,416,420). London's population is 1.6 times (65%) larger than Philadelphia-Camden-Wilmington, PA-NJ-DE-MD metro area's.
History: Delaware: Admitted to the Union on December 7, 1787, as the 1st state. United Kingdom: Formed as the United Kingdom of Great Britain and Ireland on January 1, 1801; took its current form in 1922. In its current form, Delaware is the older of the two by 14 years.
Delaware vs United Kingdom Economy
GDP: Delaware's GDP is $111.0 billion (2024) vs United Kingdom's $4,002.6 billion. United Kingdom's economic output is 36.1 times larger than Delaware's.
GDP per capita: Delaware: $105,495 per person vs United Kingdom: $57,602. Delaware's GDP per capita is 1.8 times (83%) higher than United Kingdom's.
Average income: Delaware: $68,061 vs United Kingdom: $54,550 average income per person (per capita personal income). Delaware's average income is 1.2 times (25%) higher than United Kingdom's.
Official Websites
Delaware official website · United Kingdom official website
More Size Comparisons
All Delaware size comparisons · All United Kingdom 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.