| City Name | Population | State | Rank |
|---|---|---|---|
| Denver City | 600,158 | Colorado | 1 |
| Colorado Springs City | 416,427 | Colorado | 2 |
| Aurora City | 325,078 | Colorado | 3 |
| Fort Collins City | 143,986 | Colorado | 4 |
| Lakewood City | 142,980 | Colorado | 5 |
| Thornton City | 118,772 | Colorado | 6 |
| Pueblo City | 106,595 | Colorado | 7 |
| Arvada City | 106,433 | Colorado | 8 |
| Westminster City | 106,114 | Colorado | 9 |
| Centennial City | 100,377 | Colorado | 10 |
| Boulder City | 97,385 | Colorado | 11 |
| Highlands Ranch | 96,713 | Colorado | 12 |
| Greeley City | 92,889 | Colorado | 13 |
| Longmont City | 86,270 | Colorado | 14 |
| Loveland City | 66,859 | Colorado | 15 |
| Grand Junction City | 58,566 | Colorado | 16 |
| Broomfield City | 55,889 | Colorado | 17 |
| Castle Rock Town | 48,231 | Colorado | 18 |
| Commerce City | 45,913 | Colorado | 19 |
| Parker Town | 45,297 | Colorado | 20 |
| Littleton City | 41,737 | Colorado | 21 |
| Northglenn City | 35,789 | Colorado | 22 |
| Brighton City | 33,352 | Colorado | 23 |
| Security-widefield | 32,882 | Colorado | 24 |
| Ken Caryl | 32,438 | Colorado | 25 |
| Dakota Ridge | 32,005 | Colorado | 26 |
| Englewood City | 30,255 | Colorado | 27 |
| Wheat Ridge City | 30,166 | Colorado | 28 |
| Pueblo West | 29,637 | Colorado | 29 |
| Fountain City | 25,846 | Colorado | 30 |
| Lafayette City | 24,453 | Colorado | 31 |
| Columbine | 24,280 | Colorado | 32 |
| Clifton | 19,889 | Colorado | 33 |
| Montrose City | 19,132 | Colorado | 34 |
| Golden City | 18,867 | Colorado | 35 |
| Windsor Town | 18,644 | Colorado | 36 |
| Evans City | 18,537 | Colorado | 37 |
| Louisville City | 18,376 | Colorado | 38 |
| Sherrelwood | 18,287 | Colorado | 39 |
| Erie Town | 18,135 | Colorado | 40 |
| Durango City | 16,887 | Colorado | 41 |
| Ca?n City A | 16,400 | Colorado | 42 |
| Cimarron Hills | 16,161 | Colorado | 43 |
| Welby | 14,846 | Colorado | 44 |
| Sterling City | 14,777 | Colorado | 45 |
| Greenwood Village City | 13,925 | Colorado | 46 |
| Fort Carson | 13,813 | Colorado | 47 |
| Black Forest | 13,116 | Colorado | 48 |
| Fruita City | 12,646 | Colorado | 49 |
| Superior Town | 12,483 | Colorado | 50 |
| Steamboat Springs City | 12,088 | Colorado | 51 |
| Federal Heights City | 11,467 | Colorado | 52 |
| Fort Morgan City | 11,315 | Colorado | 53 |
| Berkley | 11,207 | Colorado | 54 |
| Cherry Creek | 11,120 | Colorado | 55 |
| The Pinery | 10,517 | Colorado | 56 |
| Castle Pines North City | 10,360 | Colorado | 57 |
| Edwards | 10,266 | Colorado | 58 |
| Lone Tree City | 10,218 | Colorado | 59 |
| Firestone Town | 10,147 | Colorado | 60 |
| Johnstown Town | 9,887 | Colorado | 61 |
| Glenwood Springs City | 9,614 | Colorado | 62 |
| Craig City | 9,464 | Colorado | 63 |
| Gunbarrel | 9,263 | Colorado | 64 |
| Rifle City | 9,172 | Colorado | 65 |
| Roxborough Park | 9,099 | Colorado | 66 |
| Trinidad City | 9,096 | Colorado | 67 |
| Evergreen | 9,038 | Colorado | 68 |
| Stonegate | 8,962 | Colorado | 69 |
| Delta City | 8,915 | Colorado | 70 |
| Alamosa City | 8,780 | Colorado | 71 |
| Woodmoor | 8,741 | Colorado | 72 |
| Redlands | 8,685 | Colorado | 73 |
| Frederick Town | 8,679 | Colorado | 74 |
| Cortez City | 8,482 | Colorado | 75 |
| Lamar City | 7,804 | Colorado | 76 |
| Derby | 7,685 | Colorado | 77 |
| Fruitvale | 7,675 | Colorado | 78 |
| Fairmount | 7,559 | Colorado | 79 |
| Fort Lupton City | 7,377 | Colorado | 80 |
| Woodland Park City | 7,200 | Colorado | 81 |
| Applewood | 7,160 | Colorado | 82 |
| La Junta City | 7,077 | Colorado | 83 |
| Stratmoor | 6,900 | Colorado | 84 |
| Orchard Mesa | 6,836 | Colorado | 85 |
| Air Force Academy | 6,680 | Colorado | 86 |
| Aspen City | 6,658 | Colorado | 87 |
| Gleneagle | 6,611 | Colorado | 88 |
| Eagle Town | 6,508 | Colorado | 89 |
| Gypsum Town | 6,477 | Colorado | 90 |
| Avon Town | 6,447 | Colorado | 91 |
| Carbondale Town | 6,427 | Colorado | 92 |
| Wellington Town | 6,289 | Colorado | 93 |
| Twin Lakes | 6,101 | Colorado | 94 |
| Cherry Hills Village City | 5,987 | Colorado | 95 |
| Estes Park Town | 5,858 | Colorado | 96 |
| Gunnison City | 5,854 | Colorado | 97 |
| Sheridan City | 5,664 | Colorado | 98 |
| Milliken Town | 5,610 | Colorado | 99 |
| Monument Town | 5,530 | Colorado | 100 |
| Brush City | 5,463 | Colorado | 101 |
| Vail Town | 5,305 | Colorado | 102 |
| Dove Valley | 5,243 | Colorado | 103 |
| Salida City | 5,236 | Colorado | 104 |
| Edgewater City | 5,170 | Colorado | 105 |
| Shaw Heights | 5,116 | Colorado | 106 |
| Berthoud Town | 5,105 | Colorado | 107 |