The map above shows Tennessee and United Kingdom side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Tennessee vs United Kingdom Geography
Land area: Tennessee has a land area of 41,224 square miles (106,770 km²), while United Kingdom has 93,410 square miles (241,930 km²). United Kingdom's land area is 2.3 times (127%) larger than Tennessee's.
Total area: Tennessee: 42,130 square miles (109,116 km²) vs United Kingdom: 94,058 square miles (243,610 km²), including inland and coastal water. United Kingdom's total area is 2.2 times (123%) larger than Tennessee's.
Length: Tennessee is 191 miles (308 km) long from north to south; United Kingdom is 747 miles (1,202 km). United Kingdom's north-south length is 3.9 times (291%) longer than Tennessee's.
Width: Tennessee spans 497 miles (800 km) east to west; United Kingdom spans 429 miles (690 km). Tennessee's east-west width is 1.2 times (16%) wider than United Kingdom's.
Highest point: Tennessee's highest point is Clingmans Dome at 6,624 feet (2,019 m); United Kingdom's is Ben Nevis at 4,413 feet (1,345 m). Clingmans Dome is 2,211 feet higher than Ben Nevis.
Lowest point: Tennessee's lowest point is Mississippi River at 178 feet; United Kingdom's is The Fens (Holme Fen) at -10 feet. United Kingdom's lowest point is 188 feet lower.
Tennessee vs United Kingdom Population and History
Population: Tennessee has a population of 7,227,750 (2024), while United Kingdom has 69,487,000 (2025). United Kingdom's population is 9.6 times (861%) larger than Tennessee's.
Population density: Tennessee: 175.3 people per square mile vs United Kingdom: 743.9. United Kingdom's population density is 4.2 times (324%) higher than Tennessee's.
Biggest city: Tennessee's biggest city is Nashville with 704,963 people; United Kingdom's is London with 8,825,001. London's population is 12.5 times larger than Nashville's.
Largest metro area: Tennessee's largest metropolitan area is Nashville-Davidson--Murfreesboro--Franklin, TN metro area (2,150,553 people) vs United Kingdom's London (10,416,420). London's population is 4.8 times (384%) larger than Nashville-Davidson--Murfreesboro--Franklin, TN metro area's.
History: Tennessee: Admitted to the Union on June 1, 1796, as the 16th 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, Tennessee is the older of the two by 5 years.
Tennessee vs United Kingdom Economy
GDP: Tennessee's GDP is $561.2 billion (2024) vs United Kingdom's $4,002.6 billion. United Kingdom's economic output is 7.1 times (613%) larger than Tennessee's.
GDP per capita: Tennessee: $77,645 per person vs United Kingdom: $57,602. Tennessee's GDP per capita is 1.3 times (35%) higher than United Kingdom's.
Average income: Tennessee: $66,504 vs United Kingdom: $54,550 average income per person (per capita personal income). Tennessee's average income is 1.2 times (22%) higher than United Kingdom's.
Official Websites
Tennessee official website · United Kingdom official website
More Size Comparisons
All Tennessee 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.