The map above shows Arkansas and Colorado side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Arkansas vs Colorado Geography
Land area
- Arkansas has a land area of 51,992 square miles (134,658 km²), while Colorado has 103,637 square miles (268,419 km²).
- Colorado's land area is 2.0 times (99%) larger than Arkansas'.
Total area
- Arkansas: 53,198 square miles (137,781 km²) vs Colorado: 104,095 square miles (269,605 km²), including inland and coastal water.
- Colorado's total area is 2.0 times (96%) larger than Arkansas'.
Length
- Arkansas is 243 miles (392 km) long from north to south; Colorado is 467 miles (751 km).
- Colorado's north-south length is 1.9 times (92%) longer than Arkansas'.
Width
- Arkansas spans 279 miles (449 km) east to west; Colorado spans 387 miles (622 km).
- Colorado's east-west width is 1.4 times (39%) wider than Arkansas'.
Highest point
- Arkansas's highest point is Mount Magazine at 2,752 feet (839 m); Colorado's is Mount Elbert at 14,422 feet (4,396 m).
- Mount Elbert is 11,670 feet higher than Mount Magazine.
Lowest point
- Arkansas's lowest point is Ouachita River at 55 feet; Colorado's is Arikaree River at 3,326 feet.
- Arkansas's lowest point is 3,271 feet lower.
Arkansas vs Colorado Population and History
Population
- Arkansas has a population of 3,088,354 (2024), while Colorado has 5,957,493 (2024).
- Colorado's population is 1.9 times (93%) larger than Arkansas'.
Population density
- Arkansas: 59.4 people per square mile vs Colorado: 57.5.
- Arkansas and Colorado have about the same population density.
Biggest city
- Arkansas's biggest city is Little Rock with 204,774 people; Colorado's is Denver with 729,019.
- Denver's population is 3.6 times (256%) larger than Little Rock's.
Largest metro area
- Arkansas's largest metropolitan area is Memphis, TN-MS-AR metro area (1,339,345 people) vs Colorado's Denver-Aurora-Centennial, CO metro area (3,052,498).
- Denver-Aurora-Centennial, CO metro area's population is 2.3 times (128%) larger than Memphis, TN-MS-AR metro area's.
History
- Arkansas: Admitted to the Union on June 15, 1836, as the 25th state.
- Colorado: Admitted to the Union on August 1, 1876, as the 38th state.
- In its current form, Arkansas is the older of the two by 40 years.
Arkansas vs Colorado Economy
GDP
- Arkansas's GDP is $188.3 billion (2024) vs Colorado's $557.6 billion.
- Colorado's economic output is 3.0 times (196%) larger than Arkansas'.
GDP per capita
- Arkansas: $60,984 per person vs Colorado: $93,602.
- Colorado's GDP per capita is 1.5 times (53%) higher than Arkansas'.
Average income
- Arkansas: $59,320 vs Colorado: $83,055 average income per person (per capita personal income).
- Colorado's average income is 1.4 times (40%) higher than Arkansas'.
Arkansas vs Colorado Counties
Number of counties
- Arkansas has 75 counties, while Colorado has 64.
- Arkansas' county count is 1.2 times (17%) higher than Colorado's.
Biggest county by area
- Arkansas's largest county is Union County at 1,039 square miles; Colorado's is Las Animas County at 4,773 square miles.
- Las Animas County's land area is 4.6 times (359%) larger than Union County's.
Smallest county by area
- Arkansas: Lafayette County (530 sq mi) vs Colorado: Broomfield County (33 sq mi).
- Lafayette County's land area is 16.0 times larger than Broomfield County's.
Most populous county
- Arkansas: Pulaski County (401,209 people) vs Colorado: El Paso County (752,772 people).
- El Paso County's population is 1.9 times (88%) larger than Pulaski County's.
Least populous county
- Arkansas: Calhoun County (4,690 people) vs Colorado: Hinsdale County (747 people).
- Calhoun County's population is 6.3 times (528%) larger than Hinsdale County's.
Richest county
- Arkansas: Benton County ($120,594 per capita income) vs Colorado: Pitkin County ($275,044).
- Pitkin County's income is 2.3 times (128%) richer than Benton County's.
Poorest county
- Arkansas: Lincoln County ($36,032 per capita income) vs Colorado: Crowley County ($27,232).
- Lincoln County's income is 1.3 times (32%) richer than Crowley County's.
Arkansas vs Colorado Taxes
State income tax
- Arkansas has a top income tax rate of 3.9%, while Colorado has a top income tax rate of 4.4%.
- Colorado's top rate is 0.5 percentage points higher.
Property tax
- Arkansas: 0.52% effective rate vs Colorado: 0.49% of home value per year.
- Arkansas's rate is 0.03 percentage points higher.
Sales tax
- Arkansas: 9.48% combined state and average local rate vs Colorado: 7.89%.
- Arkansas's combined rate is 1.59 percentage points higher.
Official Websites
Arkansas official website · Colorado official website
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More Size Comparisons
All Arkansas size comparisons · All Colorado 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.