The map above shows Kansas and Montana side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Kansas vs Montana Geography
Land area: Kansas has a land area of 81,759 square miles (211,754 km²), while Montana has 145,550 square miles (376,973 km²). Montana's land area is 1.8 times (78%) larger than Kansas'.
Total area: Kansas: 82,278 square miles (213,100 km²) vs Montana: 147,043 square miles (380,840 km²), including inland and coastal water. Montana's total area is 1.8 times (79%) larger than Kansas'.
Length: Kansas is 207 miles (334 km) long from north to south; Montana is 319 miles (514 km). Montana's north-south length is 1.5 times (54%) longer than Kansas'.
Width: Kansas spans 401 miles (645 km) east to west; Montana spans 607 miles (976 km). Montana's east-west width is 1.5 times (51%) wider than Kansas'.
Highest point: Kansas's highest point is Mount Sunflower at 4,040 feet (1,231 m); Montana's is Granite Peak at 12,767 feet (3,891 m). Granite Peak is 8,727 feet higher than Mount Sunflower.
Lowest point: Kansas's lowest point is Verdigris River at 679 feet; Montana's is Kootenai River at 1,805 feet. Kansas's lowest point is 1,126 feet lower.
Kansas vs Montana Population and History
Population: Kansas has a population of 2,970,606 (2024), while Montana has 1,137,233 (2024). Kansas' population is 2.6 times (161%) larger than Montana's.
Population density: Kansas: 36.3 people per square mile vs Montana: 7.8. Kansas' population density is 4.7 times (365%) higher than Montana's.
Biggest city: Kansas's biggest city is Wichita with 400,991 people; Montana's is Billings with 121,483. Wichita's population is 3.3 times (230%) larger than Billings'.
Largest metro area: Kansas's largest metropolitan area is Kansas City, MO-KS metro area (2,253,579 people) vs Montana's Billings, MT metro area (192,531). Kansas City, MO-KS metro area's population is 11.7 times larger than Billings, MT metro area's.
History: Kansas: Admitted to the Union on January 29, 1861, as the 34th state. Montana: Admitted to the Union on November 8, 1889, as the 41st state. In its current form, Kansas is the older of the two by 28 years.
Kansas vs Montana Economy
GDP: Kansas's GDP is $230.5 billion (2024) vs Montana's $78.4 billion. Kansas' economic output is 2.9 times (194%) larger than Montana's.
GDP per capita: Kansas: $77,601 per person vs Montana: $68,975. Kansas' GDP per capita is 1.1 times (13%) higher than Montana's.
Average income: Kansas: $65,856 vs Montana: $69,240 average income per person (per capita personal income). Montana's average income is 1.1 times (5%) higher than Kansas'.
Kansas vs Montana Counties
Number of counties: Kansas has 105 counties, while Montana has 56. Kansas' county count is 1.9 times (88%) higher than Montana's.
Biggest county by area: Kansas's largest county is Butler County at 1,430 square miles; Montana's is Beaverhead County at 5,543 square miles. Beaverhead County's land area is 3.9 times (288%) larger than Butler County's.
Smallest county by area: Kansas: Wyandotte County (152 sq mi) vs Montana: Silver Bow County (718 sq mi). Silver Bow County's land area is 4.7 times (374%) larger than Wyandotte County's.
Most populous county: Kansas: Johnson County (632,276 people) vs Montana: Yellowstone County (171,583 people). Johnson County's population is 3.7 times (268%) larger than Yellowstone County's.
Least populous county: Kansas: Greeley County (1,152 people) vs Montana: Petroleum County (525 people). Greeley County's population is 2.2 times (119%) larger than Petroleum County's.
Richest county: Kansas: Greeley County ($134,780 per capita income) vs Montana: Gallatin County ($94,573). Greeley County's income is 1.4 times (43%) richer than Gallatin County's.
Poorest county: Kansas: Wyandotte County ($42,878 per capita income) vs Montana: Blaine County ($37,554). Wyandotte County's income is 1.1 times (14%) richer than Blaine County's.
Kansas vs Montana Taxes
State income tax: Kansas has a top income tax rate of 5.58%, while Montana has a top income tax rate of 5.65%. Montana's top rate is 0.07 percentage points higher.
Property tax: Kansas: 1.25% effective rate vs Montana: 0.69% of home value per year. Kansas's rate is 0.56 percentage points higher.
Sales tax: Kansas: 8.71% combined state and average local rate vs Montana: 0%. Kansas's combined rate is 8.71 percentage points higher.
Official Websites
Kansas official website · Montana official website
More Size Comparisons
All Kansas 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.