The map above shows Mississippi and United Kingdom side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Mississippi vs United Kingdom Geography
Land area
- Mississippi has a land area of 46,925 square miles (121,534 km²), while United Kingdom has 93,410 square miles (241,930 km²).
- United Kingdom's land area is 2.0 times (99%) larger than Mississippi's.
Total area
- Mississippi: 48,436 square miles (125,448 km²) vs United Kingdom: 94,058 square miles (243,610 km²), including inland and coastal water.
- United Kingdom's total area is 1.9 times (94%) larger than Mississippi's.
Length
- Mississippi is 337 miles (542 km) long from north to south; United Kingdom is 747 miles (1,202 km).
- United Kingdom's north-south length is 2.2 times (122%) longer than Mississippi's.
Width
- Mississippi spans 340 miles (547 km) east to west; United Kingdom spans 429 miles (690 km).
- United Kingdom's east-west width is 1.3 times (26%) wider than Mississippi's.
Highest point
- Mississippi's highest point is Woodall Mountain at 805 feet (245 m); United Kingdom's is Ben Nevis at 4,413 feet (1,345 m).
- Ben Nevis is 3,608 feet higher than Woodall Mountain.
Lowest point
- Mississippi's lowest point is Gulf of Mexico at 0 feet; United Kingdom's is The Fens (Holme Fen) at -10 feet.
- United Kingdom's lowest point is 10 feet lower.
Mississippi vs United Kingdom Population and History
Population
- Mississippi has a population of 2,943,045 (2024), while United Kingdom has 69,487,000 (2025).
- United Kingdom's population is 23.6 times larger than Mississippi's.
Population density
- Mississippi: 62.7 people per square mile vs United Kingdom: 743.9.
- United Kingdom's population density is 11.9 times higher than Mississippi's.
Biggest city
- Mississippi's biggest city is Jackson with 141,449 people; United Kingdom's is London with 8,825,001.
- London's population is 62.4 times larger than Jackson's.
Largest metro area
- Mississippi's largest metropolitan area is Memphis, TN-MS-AR metro area (1,339,345 people) vs United Kingdom's London (10,416,420).
- London's population is 7.8 times (678%) larger than Memphis, TN-MS-AR metro area's.
History
- Mississippi: Admitted to the Union on December 10, 1817, as the 20th 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 16 years.
Mississippi vs United Kingdom Economy
GDP
- Mississippi's GDP is $158.2 billion (2024) vs United Kingdom's $4,002.6 billion.
- United Kingdom's economic output is 25.3 times larger than Mississippi's.
GDP per capita
- Mississippi: $53,751 per person vs United Kingdom: $57,602.
- United Kingdom's GDP per capita is 1.1 times (7%) higher than Mississippi's.
Average income
- Mississippi: $52,074 vs United Kingdom: $54,550 average income per person (per capita personal income).
- United Kingdom's average income is 1.0 times (5%) higher than Mississippi's.
Official Websites
Mississippi official website · United Kingdom official website
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More Size Comparisons
All Mississippi 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.