The map above shows Colorado and Alberta side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Colorado vs Alberta Geography
Land area: Colorado has a land area of 103,637 square miles (268,419 km²), while Alberta has 248,000 square miles (642,317 km²). Alberta's land area is 2.4 times (139%) larger than Colorado's.
Total area: Colorado: 104,095 square miles (269,605 km²) vs Alberta: 255,541 square miles (661,848 km²), including inland and coastal water. Alberta's total area is 2.5 times (145%) larger than Colorado's.
Length: Colorado is 467 miles (751 km) long from north to south; Alberta is 810 miles (1,303 km). Alberta's north-south length is 1.7 times (73%) longer than Colorado's.
Width: Colorado spans 387 miles (622 km) east to west; Alberta spans 544 miles (876 km). Alberta's east-west width is 1.4 times (41%) wider than Colorado's.
Highest point: Colorado's highest point is Mount Elbert at 14,422 feet (4,396 m); Alberta's is Mount Columbia at 12,293 feet (3,747 m). Mount Elbert is 2,129 feet higher than Mount Columbia.
Lowest point: Colorado's lowest point is Arikaree River at 3,326 feet; Alberta's is Slave River at 499 feet. Alberta's lowest point is 2,827 feet lower.
Colorado vs Alberta Population and History
Population: Colorado has a population of 5,957,493 (2024), while Alberta has 5,048,151 (2026). Colorado's population is 1.2 times (18%) larger than Alberta's.
Population density: Colorado: 57.5 people per square mile vs Alberta: 20.4. Colorado's population density is 2.8 times (182%) higher than Alberta's.
Biggest city: Colorado's biggest city is Denver with 729,019 people; Alberta's is Calgary with 1,306,784. Calgary's population is 1.8 times (79%) larger than Denver's.
Largest metro area: Colorado's largest metropolitan area is Denver-Aurora-Centennial, CO metro area (3,052,498 people) vs Alberta's Calgary CMA (1,481,806). Denver-Aurora-Centennial, CO metro area's population is 2.1 times (106%) larger than Calgary CMA's.
History: Colorado: Admitted to the Union on August 1, 1876, as the 38th state. Alberta: Joined Confederation on September 1, 1905. In its current form, Colorado is the older of the two by 29 years.
Colorado vs Alberta Economy
GDP: Colorado's GDP is $557.6 billion (2024) vs Alberta's $346.0 billion. Colorado's economic output is 1.6 times (61%) larger than Alberta's.
GDP per capita: Colorado: $93,602 per person vs Alberta: $70,487. Colorado's GDP per capita is 1.3 times (33%) higher than Alberta's.
Official Websites
Colorado official website · Alberta official website
More Size Comparisons
All Colorado size comparisons · All Alberta 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.