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
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.