The map above shows Missouri and Montana side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Missouri vs Montana Geography
Land area
- Missouri has a land area of 68,746 square miles (178,052 km²), while Montana has 145,550 square miles (376,973 km²).
- Montana's land area is 2.1 times (112%) larger than Missouri's.
Total area
- Missouri: 69,707 square miles (180,540 km²) vs Montana: 147,043 square miles (380,840 km²), including inland and coastal water.
- Montana's total area is 2.1 times (111%) larger than Missouri's.
Length
- Missouri is 328 miles (529 km) long from north to south; Montana is 319 miles (514 km).
- Missouri and Montana have about the same north-south length.
Width
- Missouri spans 437 miles (703 km) east to west; Montana spans 607 miles (976 km).
- Montana's east-west width is 1.4 times (39%) wider than Missouri's.
Highest point
- Missouri's highest point is Taum Sauk Mountain at 1,771 feet (540 m); Montana's is Granite Peak at 12,767 feet (3,891 m).
- Granite Peak is 10,996 feet higher than Taum Sauk Mountain.
Lowest point
- Missouri's lowest point is St. Francis River at 230 feet; Montana's is Kootenai River at 1,805 feet.
- Missouri's lowest point is 1,575 feet lower.
Missouri vs Montana Population and History
Population
- Missouri has a population of 6,245,466 (2024), while Montana has 1,137,233 (2024).
- Missouri's population is 5.5 times (449%) larger than Montana's.
Population density
- Missouri: 90.8 people per square mile vs Montana: 7.8.
- Missouri's population density is 11.6 times higher than Montana's.
Biggest city
- Missouri's biggest city is Kansas City with 516,032 people; Montana's is Billings with 121,483.
- Kansas City's population is 4.2 times (325%) larger than Billings'.
Largest metro area
- Missouri's largest metropolitan area is St. Louis, MO-IL metro area (2,811,927 people) vs Montana's Billings, MT metro area (192,531).
- St. Louis, MO-IL metro area's population is 14.6 times larger than Billings, MT metro area's.
History
- Missouri: Admitted to the Union on August 10, 1821, as the 24th state.
- Montana: Admitted to the Union on November 8, 1889, as the 41st state.
- In its current form, Missouri is the older of the two by 68 years.
Missouri vs Montana Economy
GDP
- Missouri's GDP is $448.7 billion (2024) vs Montana's $78.4 billion.
- Missouri's economic output is 5.7 times (472%) larger than Montana's.
GDP per capita
- Missouri: $71,846 per person vs Montana: $68,975.
- Missouri and Montana have about the same GDP per capita.
Average income
- Missouri: $64,920 vs Montana: $69,240 average income per person (per capita personal income).
- Montana's average income is 1.1 times (7%) higher than Missouri's.
Missouri vs Montana Counties
Number of counties
- Missouri has 115 counties, while Montana has 56.
- Missouri's county count is 2.1 times (105%) higher than Montana's.
Biggest county by area
- Missouri's largest county is Texas County at 1,177 square miles; Montana's is Beaverhead County at 5,543 square miles.
- Beaverhead County's land area is 4.7 times (371%) larger than Texas County's.
Smallest county by area
- Missouri: St. Louis city (62 sq mi) vs Montana: Silver Bow County (718 sq mi).
- Silver Bow County's land area is 11.6 times larger than St. Louis city's.
Most populous county
- Missouri: St. Louis County (992,929 people) vs Montana: Yellowstone County (171,583 people).
- St. Louis County's population is 5.8 times (479%) larger than Yellowstone County's.
Least populous county
- Missouri: Worth County (1,872 people) vs Montana: Petroleum County (525 people).
- Worth County's population is 3.6 times (257%) larger than Petroleum County's.
Richest county
- Missouri: St. Louis County ($104,775 per capita income) vs Montana: Gallatin County ($94,573).
- St. Louis County's income is 1.1 times (11%) richer than Gallatin County's.
Poorest county
- Missouri: Douglas County ($40,515 per capita income) vs Montana: Blaine County ($37,554).
- Douglas County's income is 1.1 times (8%) richer than Blaine County's.
Missouri vs Montana Taxes
State income tax
- Missouri has a top income tax rate of 4.7%, while Montana has a top income tax rate of 5.65%.
- Montana's top rate is 0.95 percentage points higher.
Property tax
- Missouri: 0.79% effective rate vs Montana: 0.69% of home value per year.
- Missouri's rate is 0.1 percentage points higher.
Sales tax
- Missouri: 8.44% combined state and average local rate vs Montana: 0%.
- Missouri's combined rate is 8.44 percentage points higher.
Official Websites
Missouri official website · Montana official website
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More Size Comparisons
All Missouri size comparisons · All Montana 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.