The map above shows Colorado and Kentucky side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Colorado vs Kentucky Geography
Land area
- Colorado has a land area of 103,637 square miles (268,419 km²), while Kentucky has 39,485 square miles (102,267 km²).
- Colorado's land area is 2.6 times (162%) larger than Kentucky's.
Total area
- Colorado: 104,095 square miles (269,605 km²) vs Kentucky: 40,406 square miles (104,651 km²), including inland and coastal water.
- Colorado's total area is 2.6 times (158%) larger than Kentucky's.
Length
- Colorado is 467 miles (751 km) long from north to south; Kentucky is 257 miles (414 km).
- Colorado's north-south length is 1.8 times (82%) longer than Kentucky's.
Width
- Colorado spans 387 miles (622 km) east to west; Kentucky spans 418 miles (672 km).
- Kentucky's east-west width is 1.1 times (8%) wider than Colorado's.
Highest point
- Colorado's highest point is Mount Elbert at 14,422 feet (4,396 m); Kentucky's is Black Mountain at 4,134 feet (1,260 m).
- Mount Elbert is 10,288 feet higher than Black Mountain.
Lowest point
- Colorado's lowest point is Arikaree River at 3,326 feet; Kentucky's is Mississippi River at 270 feet.
- Kentucky's lowest point is 3,056 feet lower.
Colorado vs Kentucky Population and History
Population
- Colorado has a population of 5,957,493 (2024), while Kentucky has 4,588,372 (2024).
- Colorado's population is 1.3 times (30%) larger than Kentucky's.
Population density
- Colorado: 57.5 people per square mile vs Kentucky: 116.2.
- Kentucky's population density is 2.0 times (102%) higher than Colorado's.
Biggest city
- Colorado's biggest city is Denver with 729,019 people; Kentucky's is Louisville with 640,796.
- Denver's population is 1.1 times (14%) larger than Louisville's.
Largest metro area
- Colorado's largest metropolitan area is Denver-Aurora-Centennial, CO metro area (3,052,498 people) vs Kentucky's Cincinnati, OH-KY-IN metro area (2,302,815).
- Denver-Aurora-Centennial, CO metro area's population is 1.3 times (33%) larger than Cincinnati, OH-KY-IN metro area's.
History
- Colorado: Admitted to the Union on August 1, 1876, as the 38th state.
- Kentucky: Admitted to the Union on June 1, 1792, as the 15th state.
- In its current form, Kentucky is the older of the two by 84 years.
Colorado vs Kentucky Economy
GDP
- Colorado's GDP is $557.6 billion (2024) vs Kentucky's $295.4 billion.
- Colorado's economic output is 1.9 times (89%) larger than Kentucky's.
GDP per capita
- Colorado: $93,602 per person vs Kentucky: $64,375.
- Colorado's GDP per capita is 1.5 times (45%) higher than Kentucky's.
Average income
- Colorado: $83,055 vs Kentucky: $58,256 average income per person (per capita personal income).
- Colorado's average income is 1.4 times (43%) higher than Kentucky's.
Colorado vs Kentucky Counties
Number of counties
- Colorado has 64 counties, while Kentucky has 120.
- Kentucky's county count is 1.9 times (88%) higher than Colorado's.
Biggest county by area
- Colorado's largest county is Las Animas County at 4,773 square miles; Kentucky's is Pike County at 786 square miles.
- Las Animas County's land area is 6.1 times (507%) larger than Pike County's.
Smallest county by area
- Colorado: Broomfield County (33 sq mi) vs Kentucky: Gallatin County (98 sq mi).
- Gallatin County's land area is 3.0 times (198%) larger than Broomfield County's.
Most populous county
- Colorado: El Paso County (752,772 people) vs Kentucky: Jefferson County (793,881 people).
- Jefferson County's population is 1.1 times (5%) larger than El Paso County's.
Least populous county
- Colorado: Hinsdale County (747 people) vs Kentucky: Robertson County (2,382 people).
- Robertson County's population is 3.2 times (219%) larger than Hinsdale County's.
Richest county
- Colorado: Pitkin County ($275,044 per capita income) vs Kentucky: Oldham County ($87,137).
- Pitkin County's income is 3.2 times (216%) richer than Oldham County's.
Poorest county
- Colorado: Crowley County ($27,232 per capita income) vs Kentucky: Elliott County ($31,817).
- Elliott County's income is 1.2 times (17%) richer than Crowley County's.
Colorado vs Kentucky Taxes
State income tax
- Colorado has a top income tax rate of 4.4%, while Kentucky has a top income tax rate of 3.5%.
- Colorado's top rate is 0.9 percentage points higher.
Property tax
- Colorado: 0.49% effective rate vs Kentucky: 0.71% of home value per year.
- Kentucky's rate is 0.22 percentage points higher.
Sales tax
- Colorado: 7.89% combined state and average local rate vs Kentucky: 6%.
- Colorado's combined rate is 1.89 percentage points higher.
Official Websites
Colorado official website · Kentucky official website
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More Size Comparisons
All Colorado size comparisons · All Kentucky 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.