The map above shows Arkansas and Montana side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Arkansas vs Montana Geography
Land area
- Arkansas has a land area of 51,992 square miles (134,658 km²), while Montana has 145,550 square miles (376,973 km²).
- Montana's land area is 2.8 times (180%) larger than Arkansas'.
Total area
- Arkansas: 53,198 square miles (137,781 km²) vs Montana: 147,043 square miles (380,840 km²), including inland and coastal water.
- Montana's total area is 2.8 times (176%) larger than Arkansas'.
Length
- Arkansas is 243 miles (392 km) long from north to south; Montana is 319 miles (514 km).
- Montana's north-south length is 1.3 times (31%) longer than Arkansas'.
Width
- Arkansas spans 279 miles (449 km) east to west; Montana spans 607 miles (976 km).
- Montana's east-west width is 2.2 times (118%) wider than Arkansas'.
Highest point
- Arkansas's highest point is Mount Magazine at 2,752 feet (839 m); Montana's is Granite Peak at 12,767 feet (3,891 m).
- Granite Peak is 10,015 feet higher than Mount Magazine.
Lowest point
- Arkansas's lowest point is Ouachita River at 55 feet; Montana's is Kootenai River at 1,805 feet.
- Arkansas's lowest point is 1,750 feet lower.
Arkansas vs Montana Population and History
Population
- Arkansas has a population of 3,088,354 (2024), while Montana has 1,137,233 (2024).
- Arkansas' population is 2.7 times (172%) larger than Montana's.
Population density
- Arkansas: 59.4 people per square mile vs Montana: 7.8.
- Arkansas' population density is 7.6 times (662%) higher than Montana's.
Biggest city
- Arkansas's biggest city is Little Rock with 204,774 people; Montana's is Billings with 121,483.
- Little Rock's population is 1.7 times (69%) larger than Billings'.
Largest metro area
- Arkansas's largest metropolitan area is Memphis, TN-MS-AR metro area (1,339,345 people) vs Montana's Billings, MT metro area (192,531).
- Memphis, TN-MS-AR metro area's population is 7.0 times (596%) larger than Billings, MT metro area's.
History
- Arkansas: Admitted to the Union on June 15, 1836, as the 25th state.
- Montana: Admitted to the Union on November 8, 1889, as the 41st state.
- In its current form, Arkansas is the older of the two by 53 years.
Arkansas vs Montana Economy
GDP
- Arkansas's GDP is $188.3 billion (2024) vs Montana's $78.4 billion.
- Arkansas' economic output is 2.4 times (140%) larger than Montana's.
GDP per capita
- Arkansas: $60,984 per person vs Montana: $68,975.
- Montana's GDP per capita is 1.1 times (13%) higher than Arkansas'.
Average income
- Arkansas: $59,320 vs Montana: $69,240 average income per person (per capita personal income).
- Montana's average income is 1.2 times (17%) higher than Arkansas'.
Arkansas vs Montana Counties
Number of counties
- Arkansas has 75 counties, while Montana has 56.
- Arkansas' county count is 1.3 times (34%) higher than Montana's.
Biggest county by area
- Arkansas's largest county is Union County at 1,039 square miles; Montana's is Beaverhead County at 5,543 square miles.
- Beaverhead County's land area is 5.3 times (433%) larger than Union County's.
Smallest county by area
- Arkansas: Lafayette County (530 sq mi) vs Montana: Silver Bow County (718 sq mi).
- Silver Bow County's land area is 1.4 times (36%) larger than Lafayette County's.
Most populous county
- Arkansas: Pulaski County (401,209 people) vs Montana: Yellowstone County (171,583 people).
- Pulaski County's population is 2.3 times (134%) larger than Yellowstone County's.
Least populous county
- Arkansas: Calhoun County (4,690 people) vs Montana: Petroleum County (525 people).
- Calhoun County's population is 8.9 times (793%) larger than Petroleum County's.
Richest county
- Arkansas: Benton County ($120,594 per capita income) vs Montana: Gallatin County ($94,573).
- Benton County's income is 1.3 times (28%) richer than Gallatin County's.
Poorest county
- Arkansas: Lincoln County ($36,032 per capita income) vs Montana: Blaine County ($37,554).
- Lincoln County and Blaine County have about the same income.
Arkansas vs Montana Taxes
State income tax
- Arkansas has a top income tax rate of 3.9%, while Montana has a top income tax rate of 5.65%.
- Montana's top rate is 1.75 percentage points higher.
Property tax
- Arkansas: 0.52% effective rate vs Montana: 0.69% of home value per year.
- Montana's rate is 0.17 percentage points higher.
Sales tax
- Arkansas: 9.48% combined state and average local rate vs Montana: 0%.
- Arkansas's combined rate is 9.48 percentage points higher.
Official Websites
Arkansas official website · Montana official website
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More Size Comparisons
All Arkansas 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.