The map above shows Colorado and Oregon side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Colorado vs Oregon Geography
Land area
- Colorado has a land area of 103,637 square miles (268,419 km²), while Oregon has 95,997 square miles (248,630 km²).
- Colorado's land area is 1.1 times (8%) larger than Oregon's.
Total area
- Colorado: 104,095 square miles (269,605 km²) vs Oregon: 98,379 square miles (254,799 km²), including inland and coastal water.
- Colorado's total area is 1.1 times (6%) larger than Oregon's.
Length
- Colorado is 467 miles (751 km) long from north to south; Oregon is 453 miles (730 km).
- Colorado and Oregon have about the same north-south length.
Width
- Colorado spans 387 miles (622 km) east to west; Oregon spans 445 miles (715 km).
- Oregon's east-west width is 1.1 times (15%) wider than Colorado's.
Highest point
- Colorado's highest point is Mount Elbert at 14,422 feet (4,396 m); Oregon's is Mount Hood at 11,232 feet (3,424 m).
- Mount Elbert is 3,190 feet higher than Mount Hood.
Lowest point
- Colorado's lowest point is Arikaree River at 3,326 feet; Oregon's is Pacific Ocean at 0 feet.
- Oregon's lowest point is 3,326 feet lower.
Colorado vs Oregon Population and History
Population
- Colorado has a population of 5,957,493 (2024), while Oregon has 4,272,371 (2024).
- Colorado's population is 1.4 times (39%) larger than Oregon's.
Population density
- Colorado: 57.5 people per square mile vs Oregon: 44.5.
- Colorado's population density is 1.3 times (29%) higher than Oregon's.
Biggest city
- Colorado's biggest city is Denver with 729,019 people; Oregon's is Portland with 635,749.
- Denver's population is 1.1 times (15%) larger than Portland's.
Largest metro area
- Colorado's largest metropolitan area is Denver-Aurora-Centennial, CO metro area (3,052,498 people) vs Oregon's Portland-Vancouver-Hillsboro, OR-WA metro area (2,537,904).
- Denver-Aurora-Centennial, CO metro area's population is 1.2 times (20%) larger than Portland-Vancouver-Hillsboro, OR-WA metro area's.
History
- Colorado: Admitted to the Union on August 1, 1876, as the 38th state.
- Oregon: Admitted to the Union on February 14, 1859, as the 33rd state.
- In its current form, Oregon is the older of the two by 17 years.
Colorado vs Oregon Economy
GDP
- Colorado's GDP is $557.6 billion (2024) vs Oregon's $330.2 billion.
- Colorado's economic output is 1.7 times (69%) larger than Oregon's.
GDP per capita
- Colorado: $93,602 per person vs Oregon: $77,299.
- Colorado's GDP per capita is 1.2 times (21%) higher than Oregon's.
Average income
- Colorado: $83,055 vs Oregon: $70,823 average income per person (per capita personal income).
- Colorado's average income is 1.2 times (17%) higher than Oregon's.
Colorado vs Oregon Counties
Number of counties
- Colorado has 64 counties, while Oregon has 36.
- Colorado's county count is 1.8 times (78%) higher than Oregon's.
Biggest county by area
- Colorado's largest county is Las Animas County at 4,773 square miles; Oregon's is Harney County at 10,134 square miles.
- Harney County's land area is 2.1 times (112%) larger than Las Animas County's.
Smallest county by area
- Colorado: Broomfield County (33 sq mi) vs Oregon: Multnomah County (431 sq mi).
- Multnomah County's land area is 13.1 times larger than Broomfield County's.
Most populous county
- Colorado: El Paso County (752,772 people) vs Oregon: Multnomah County (795,897 people).
- Multnomah County's population is 1.1 times (6%) larger than El Paso County's.
Least populous county
- Colorado: Hinsdale County (747 people) vs Oregon: Wheeler County (1,456 people).
- Wheeler County's population is 1.9 times (95%) larger than Hinsdale County's.
Richest county
- Colorado: Pitkin County ($275,044 per capita income) vs Oregon: Deschutes County ($86,176).
- Pitkin County's income is 3.2 times (219%) richer than Deschutes County's.
Poorest county
- Colorado: Crowley County ($27,232 per capita income) vs Oregon: Malheur County ($42,974).
- Malheur County's income is 1.6 times (58%) richer than Crowley County's.
Colorado vs Oregon Taxes
State income tax
- Colorado has a top income tax rate of 4.4%, while Oregon has a top income tax rate of 9.9%.
- Oregon's top rate is 5.5 percentage points higher.
Property tax
- Colorado: 0.49% effective rate vs Oregon: 0.78% of home value per year.
- Oregon's rate is 0.29 percentage points higher.
Sales tax
- Colorado: 7.89% combined state and average local rate vs Oregon: 0%.
- Colorado's combined rate is 7.89 percentage points higher.
Official Websites
Colorado official website · Oregon official website
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More Size Comparisons
All Colorado size comparisons · All Oregon 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.