County
|
City Pop.
|
City
|
Adams
|
142,610
|
Thornton
|
Alamosa
|
9,814
|
Alamosa
|
Arapahoe
|
389,347
|
Aurora
|
Archuleta
|
1,631
|
Pagosa Springs
|
Baca
|
1,336
|
Springfield
|
Bent
|
2,373
|
Las Animas
|
Boulder
|
104,175
|
Boulder
|
Broomfield
|
75,325
|
Broomfield
|
Chaffee
|
5,812
|
Salida
|
Cheyenne
|
738
|
Cheyenne Wells
|
Clear Creek
|
1,781
|
Idaho Springs
|
Conejos
|
969
|
Manassa
|
Costilla
|
613
|
San Luis
|
Crowley
|
1,157
|
Ordway
|
Custer
|
645
|
Silver Cliff
|
Delta
|
9,224
|
Delta
|
Denver
|
711,463
|
Denver
|
Dolores
|
733
|
Dove Creek
|
Douglas
|
107,017
|
Highlands Ranch
|
Eagle
|
9,347
|
Edwards
|
El Paso
|
483,956
|
Colorado Springs
|
Elbert
|
2,004
|
Elizabeth
|
Fremont
|
17,363
|
Cañon City
|
Garfield
|
10,518
|
Rifle
|
Gilpin
|
785
|
Central City
|
Grand
|
2,132
|
Granby
|
Gunnison
|
6,695
|
Gunnison
|
Hinsdale
|
430
|
Lake City
|
Huerfano
|
3,065
|
Walsenburg
|
Jackson
|
597
|
Walden
|
Jefferson
|
156,605
|
Lakewood
|
Kiowa
|
675
|
Eads
|
|
County
|
City Pop.
|
City
|
Kit Carson
|
3,098
|
Burlington
|
La Plata
|
19,223
|
Durango
|
Lake
|
2,613
|
Leadville
|
Larimer
|
168,538
|
Fort Collins
|
Las Animas
|
8,335
|
Trinidad
|
Lincoln
|
2,041
|
Limon
|
Logan
|
13,739
|
Sterling
|
Mesa
|
66,964
|
Grand Junction
|
Mineral
|
275
|
Creede
|
Moffat
|
8,969
|
Craig
|
Montezuma
|
8,855
|
Cortez
|
Montrose
|
20,648
|
Montrose
|
Morgan
|
11,439
|
Fort Morgan
|
Otero
|
7,298
|
La Junta
|
Ouray
|
1,207
|
Ridgway
|
Park
|
729
|
Fairplay
|
Phillips
|
2,332
|
Holyoke
|
Pitkin
|
6,949
|
Aspen
|
Prowers
|
7,656
|
Lamar
|
Pueblo
|
112,368
|
Pueblo
|
Rio Blanco
|
2,336
|
Meeker
|
Rio Grande
|
4,194
|
Monte Vista
|
Routt
|
13,390
|
Steamboat Springs
|
Saguache
|
1,933
|
Center
|
San Juan
|
651
|
Silverton
|
San Miguel
|
2,595
|
Telluride
|
Sedgwick
|
1,266
|
Julesburg
|
Summit
|
5,024
|
Breckenridge
|
Teller
|
7,983
|
Woodland Park
|
Washington
|
1,770
|
Akron
|
Weld
|
109,323
|
Greeley
|
Yuma
|
3,455
|
Yuma
|
|