The map above shows Arizona and United Kingdom side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Arizona vs United Kingdom Geography
Land area: Arizona has a land area of 113,655 square miles (294,366 km²), while United Kingdom has 93,410 square miles (241,930 km²). Arizona's land area is 1.2 times (22%) larger than United Kingdom's.
Total area: Arizona: 113,985 square miles (295,220 km²) vs United Kingdom: 94,058 square miles (243,610 km²), including inland and coastal water. Arizona's total area is 1.2 times (21%) larger than United Kingdom's.
Length: Arizona is 429 miles (690 km) long from north to south; United Kingdom is 747 miles (1,202 km). United Kingdom's north-south length is 1.7 times (74%) longer than Arizona's.
Width: Arizona spans 452 miles (727 km) east to west; United Kingdom spans 429 miles (690 km). Arizona's east-west width is 1.1 times (5%) wider than United Kingdom's.
Highest point: Arizona's highest point is Humphreys Peak at 12,620 feet (3,847 m); United Kingdom's is Ben Nevis at 4,413 feet (1,345 m). Humphreys Peak is 8,207 feet higher than Ben Nevis.
Lowest point: Arizona's lowest point is Colorado River at 71 feet; United Kingdom's is The Fens (Holme Fen) at -10 feet. United Kingdom's lowest point is 81 feet lower.
Arizona vs United Kingdom Population and History
Population: Arizona has a population of 7,582,384 (2024), while United Kingdom has 69,487,000 (2025). United Kingdom's population is 9.2 times (816%) larger than Arizona's.
Population density: Arizona: 66.7 people per square mile vs United Kingdom: 743.9. United Kingdom's population density is 11.2 times higher than Arizona's.
Biggest city: Arizona's biggest city is Phoenix with 1,673,164 people; United Kingdom's is London with 8,825,001. London's population is 5.3 times (427%) larger than Phoenix's.
Largest metro area: Arizona's largest metropolitan area is Phoenix-Mesa-Chandler, AZ metro area (5,186,958 people) vs United Kingdom's London (10,416,420). London's population is 2.0 times (101%) larger than Phoenix-Mesa-Chandler, AZ metro area's.
History: Arizona: Admitted to the Union on February 14, 1912, as the 48th 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, United Kingdom is the older of the two by 111 years.
Arizona vs United Kingdom Economy
GDP: Arizona's GDP is $570.1 billion (2024) vs United Kingdom's $4,002.6 billion. United Kingdom's economic output is 7.0 times (602%) larger than Arizona's.
GDP per capita: Arizona: $75,186 per person vs United Kingdom: $57,602. Arizona's GDP per capita is 1.3 times (31%) higher than United Kingdom's.
Average income: Arizona: $65,798 vs United Kingdom: $54,550 average income per person (per capita personal income). Arizona's average income is 1.2 times (21%) higher than United Kingdom's.
Official Websites
Arizona official website · United Kingdom official website
More Size Comparisons
All Arizona 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.