The map above shows Colorado and Connecticut side by side at exactly the same scale, using equal-area projections, so their true relative sizes are preserved.
Colorado vs Connecticut Geography
Land area
- Colorado has a land area of 103,637 square miles (268,419 km²), while Connecticut has 4,843 square miles (12,542 km²).
- Colorado's land area is 21.4 times larger than Connecticut's.
Total area
- Colorado: 104,095 square miles (269,605 km²) vs Connecticut: 5,544 square miles (14,358 km²), including inland and coastal water.
- Colorado's total area is 18.8 times larger than Connecticut's.
Length
- Colorado is 467 miles (751 km) long from north to south; Connecticut is 73 miles (118 km).
- Colorado's north-south length is 6.4 times (540%) longer than Connecticut's.
Width
- Colorado spans 387 miles (622 km) east to west; Connecticut spans 104 miles (167 km).
- Colorado's east-west width is 3.7 times (272%) wider than Connecticut's.
Highest point
- Colorado's highest point is Mount Elbert at 14,422 feet (4,396 m); Connecticut's is Mount Frissell (south slope) at 2,376 feet (724 m).
- Mount Elbert is 12,046 feet higher than Mount Frissell (south slope).
Lowest point
- Colorado's lowest point is Arikaree River at 3,326 feet; Connecticut's is Long Island Sound at 0 feet.
- Connecticut's lowest point is 3,326 feet lower.
Colorado vs Connecticut Population and History
Population
- Colorado has a population of 5,957,493 (2024), while Connecticut has 3,675,069 (2024).
- Colorado's population is 1.6 times (62%) larger than Connecticut's.
Population density
- Colorado: 57.5 people per square mile vs Connecticut: 758.9.
- Connecticut's population density is 13.2 times higher than Colorado's.
Biggest city
- Colorado's biggest city is Denver with 729,019 people; Connecticut's is Bridgeport with 151,599.
- Denver's population is 4.8 times (381%) larger than Bridgeport's.
Largest metro area
- Colorado's largest metropolitan area is Denver-Aurora-Centennial, CO metro area (3,052,498 people) vs Connecticut's Hartford-West Hartford-East Hartford, CT metro area (1,169,048).
- Denver-Aurora-Centennial, CO metro area's population is 2.6 times (161%) larger than Hartford-West Hartford-East Hartford, CT metro area's.
History
- Colorado: Admitted to the Union on August 1, 1876, as the 38th state.
- Connecticut: Admitted to the Union on January 9, 1788, as the 5th state.
- In its current form, Connecticut is the older of the two by 88 years.
Colorado vs Connecticut Economy
GDP
- Colorado's GDP is $557.6 billion (2024) vs Connecticut's $356.8 billion.
- Colorado's economic output is 1.6 times (56%) larger than Connecticut's.
GDP per capita
- Colorado: $93,602 per person vs Connecticut: $97,096.
- Colorado and Connecticut have about the same GDP per capita.
Average income
- Colorado: $83,055 vs Connecticut: $95,067 average income per person (per capita personal income).
- Connecticut's average income is 1.1 times (14%) higher than Colorado's.
Colorado vs Connecticut Counties
Number of counties
- Colorado has 64 counties, while Connecticut has 9.
- Colorado's county count is 7.1 times (611%) higher than Connecticut's.
Biggest county by area
- Colorado's largest county is Las Animas County at 4,773 square miles; Connecticut's is Capitol Planning Region at 1,027 square miles.
- Las Animas County's land area is 4.6 times (365%) larger than Capitol Planning Region's.
Smallest county by area
- Colorado: Broomfield County (33 sq mi) vs Connecticut: Greater Bridgeport Planning Region (140 sq mi).
- Greater Bridgeport Planning Region's land area is 4.2 times (325%) larger than Broomfield County's.
Most populous county
- Colorado: El Paso County (752,772 people) vs Connecticut: Capitol Planning Region (991,508 people).
- Capitol Planning Region's population is 1.3 times (32%) larger than El Paso County's.
Least populous county
- Colorado: Hinsdale County (747 people) vs Connecticut: Northeastern Connecticut Planning Region (97,701 people).
- Northeastern Connecticut Planning Region's population is 130.8 times larger than Hinsdale County's.
Richest county
- Colorado: Pitkin County ($275,044 per capita income) vs Connecticut: Western Connecticut Planning Region ($165,513).
- Pitkin County's income is 1.7 times (66%) richer than Western Connecticut Planning Region's.
Poorest county
- Colorado: Crowley County ($27,232 per capita income) vs Connecticut: Southeastern Connecticut Planning Region ($64,845).
- Southeastern Connecticut Planning Region's income is 2.4 times (138%) richer than Crowley County's.
Colorado vs Connecticut Taxes
State income tax
- Colorado has a top income tax rate of 4.4%, while Connecticut has a top income tax rate of 6.99%.
- Connecticut's top rate is 2.59 percentage points higher.
Property tax
- Colorado: 0.49% effective rate vs Connecticut: 1.66% of home value per year.
- Connecticut's rate is 1.17 percentage points higher.
Sales tax
- Colorado: 7.89% combined state and average local rate vs Connecticut: 6.35%.
- Colorado's combined rate is 1.54 percentage points higher.
Official Websites
Colorado official website · Connecticut official website
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More Size Comparisons
All Colorado size comparisons · All Connecticut 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.