The map above shows Montana and United Kingdom side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Montana vs United Kingdom Geography
Land area
- Montana has a land area of 145,550 square miles (376,973 km²), while United Kingdom has 93,410 square miles (241,930 km²).
- Montana's land area is 1.6 times (56%) larger than United Kingdom's.
Total area
- Montana: 147,043 square miles (380,840 km²) vs United Kingdom: 94,058 square miles (243,610 km²), including inland and coastal water.
- Montana's total area is 1.6 times (56%) larger than United Kingdom's.
Length
- Montana is 319 miles (514 km) long from north to south; United Kingdom is 747 miles (1,202 km).
- United Kingdom's north-south length is 2.3 times (134%) longer than Montana's.
Width
- Montana spans 607 miles (976 km) east to west; United Kingdom spans 429 miles (690 km).
- Montana's east-west width is 1.4 times (41%) wider than United Kingdom's.
Highest point
- Montana's highest point is Granite Peak at 12,767 feet (3,891 m); United Kingdom's is Ben Nevis at 4,413 feet (1,345 m).
- Granite Peak is 8,354 feet higher than Ben Nevis.
Lowest point
- Montana's lowest point is Kootenai River at 1,805 feet; United Kingdom's is The Fens (Holme Fen) at -10 feet.
- United Kingdom's lowest point is 1,815 feet lower.
Montana vs United Kingdom Population and History
Population
- Montana has a population of 1,137,233 (2024), while United Kingdom has 69,487,000 (2025).
- United Kingdom's population is 61.1 times larger than Montana's.
Population density
- Montana: 7.8 people per square mile vs United Kingdom: 743.9.
- United Kingdom's population density is 95.4 times higher than Montana's.
Biggest city
- Montana's biggest city is Billings with 121,483 people; United Kingdom's is London with 8,825,001.
- London's population is 72.6 times larger than Billings'.
Largest metro area
- Montana's largest metropolitan area is Billings, MT metro area (192,531 people) vs United Kingdom's London (10,416,420).
- London's population is 54.1 times larger than Billings, MT metro area's.
History
- Montana: Admitted to the Union on November 8, 1889, as the 41st 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 88 years.
Montana vs United Kingdom Economy
GDP
- Montana's GDP is $78.4 billion (2024) vs United Kingdom's $4,002.6 billion.
- United Kingdom's economic output is 51.1 times larger than Montana's.
GDP per capita
- Montana: $68,975 per person vs United Kingdom: $57,602.
- Montana's GDP per capita is 1.2 times (20%) higher than United Kingdom's.
Average income
- Montana: $69,240 vs United Kingdom: $54,550 average income per person (per capita personal income).
- Montana's average income is 1.3 times (27%) higher than United Kingdom's.
Official Websites
Montana official website · United Kingdom official website
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More Size Comparisons
All Montana 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.