List of Largest Cities in Colorado

Colorado is the state in United States with 5.2 million populations and area of 104,094 square miles, Denver is the largest city and Capital of Colorado State, has area of 196.32 square km, and population of 649,495 at the density of 1,514 inhabitants per sq km as per the data of 2013. Spring is the second largest city in Colorado with population of 439,886 and largest by Area with 504 square km. Northglenn is the city with highest density at 1,878 inhabitants per square kilometers with total population of 37,499 and area of 19 square miles. The 25 Cities and Towns are listed below with ranking by population including details of Area and Density.

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RankNamePopulationArea (km²)Density
(inhabitants/km²)
County
1Denver649,495396.321,514City and County of Denver[
2Colorado Springs439,886504.71826El Paso County
3Aurora345,803398.49814Arapahoe County, Adams County, Douglas County
4Fort Collins152,061141.461,018Larimer County
5Lakewood147,214111.041,287Jefferson County
6Thornton127,35990.791,308Adams County, Weld County
7Arvada111,70799.281,072Adams County, Jefferson County
8Westminster110,94582.041,293Adams County, Jefferson County
9Pueblo108,249138.8767Pueblo County[
10Centennial106,11474.861,341Arapahoe County
11Boulder103,16664.361,514Boulder County[
12Highlands Ranch102,00062.831539Douglas County
13Greeley96,539122.04761Weld County[
14Longmont89,91970.591,222Boulder County, Weld County
15Loveland71,33487.67762Larimer County
16Grand Junction59,778100.85585Mesa County[
17Broomfield59,47185.42653City and County of Broomfield
18Castle Rock53,06387.71550Douglas County[
19Commerce City49,79990.42507Adams County
20Parker48,60854.85825Douglas County
21Littleton44,27532.981,265Arapahoe County, Jefferson County, Douglas County
22Northglenn37,49919.041,878Adams County, Weld County
23Brighton35,71953.05636Adams County, Weld County
24Englewood31,51616.971,782Arapahoe County
25Wheat Ridge30,92024.261,244Jefferson County

Source: 2013 US Census Bureau