Colorado Cities by Population

Population figures from the Census Bureau reflect the total count of residents in each area.

All 223 cities ranked by Population, from highest to lowest. Click the column header to reverse sort order. Data from the U.S. Census Bureau, ACS 5-Year Estimates, 2023.

States Counties Cities Metros ZIPs

#	Cities	Population ↓
1	Denver city, Colorado	713,734
2	Colorado Springs city, Colorado	483,099
3	Aurora city, Colorado	390,201
4	Fort Collins city, Colorado	169,705
5	Lakewood city, Colorado	156,309
6	Thornton city, Colorado	142,878
7	Arvada city, Colorado	122,835
8	Westminster city, Colorado	115,546
9	Pueblo city, Colorado	111,514
10	Greeley city, Colorado	109,421
11	Centennial city, Colorado	107,386
12	Boulder city, Colorado	106,274
13	Highlands Ranch CDP, Colorado	101,437
14	Longmont city, Colorado	98,958
15	Loveland city, Colorado	77,350
16	Castle Rock town, Colorado	76,614
17	Broomfield city, Colorado	75,110
18	Grand Junction city, Colorado	67,027
19	Commerce City city, Colorado	64,640
20	Parker town, Colorado	60,115
21	Littleton city, Colorado	45,092
22	Brighton city, Colorado	41,196
23	Security-Widefield CDP, Colorado	38,659
24	Northglenn city, Colorado	37,953
25	Windsor town, Colorado	35,918
26	Pueblo West CDP, Colorado	34,992
27	Dakota Ridge CDP, Colorado	34,159
28	Englewood city, Colorado	33,774
29	Ken Caryl CDP, Colorado	33,407
30	Wheat Ridge city, Colorado	32,158
31	Erie town, Colorado	31,927
32	Lafayette city, Colorado	30,471
33	Fountain city, Colorado	29,327
34	Columbine CDP, Colorado	25,681
35	Evans city, Colorado	22,265
36	Four Square Mile CDP, Colorado	21,788
37	Louisville city, Colorado	20,788
38	Montrose city, Colorado	20,703
39	Golden city, Colorado	20,467
40	Clifton CDP, Colorado	19,746
41	Sherrelwood CDP, Colorado	19,368
42	Durango city, Colorado	19,257
43	Cimarron Hills CDP, Colorado	18,808
44	Fort Carson CDP, Colorado	18,447
45	Johnstown town, Colorado	18,075
46	Firestone town, Colorado	17,353
47	Cañon City city, Colorado	17,098
48	Welby CDP, Colorado	16,232
49	Frederick town, Colorado	15,893
50	Greenwood Village city, Colorado	15,485
51	Black Forest CDP, Colorado	14,658
52	Federal Heights city, Colorado	14,160
53	Lone Tree city, Colorado	14,136
54	Fruita city, Colorado	13,578
55	Steamboat Springs city, Colorado	13,341
56	Sterling city, Colorado	13,273
57	Superior town, Colorado	13,136
58	Castle Pines city, Colorado	12,573
59	The Pinery CDP, Colorado	11,740
60	Berthoud town, Colorado	11,684
61	Wellington town, Colorado	11,538
62	Fort Morgan city, Colorado	11,521
63	Monument town, Colorado	11,035
64	Cherry Creek CDP, Colorado	11,011
65	Berkley CDP, Colorado	10,838
66	Fairmount CDP, Colorado	10,521
67	Rifle city, Colorado	10,466
68	Gunbarrel CDP, Colorado	10,424
69	Edwards CDP, Colorado	10,415
70	Glenwood Springs city, Colorado	10,171
71	Alamosa city, Colorado	9,847
72	Roxborough Park CDP, Colorado	9,365
73	Severance town, Colorado	9,302
74	Delta city, Colorado	9,266
75	Stonegate CDP, Colorado	9,164
76	Craig city, Colorado	9,022
77	Cortez city, Colorado	8,898
78	Woodmoor CDP, Colorado	8,819
79	Redlands CDP, Colorado	8,771
80	Milliken town, Colorado	8,695
81	Derby CDP, Colorado	8,692
82	Evergreen CDP, Colorado	8,643
83	Fort Lupton city, Colorado	8,494
84	Gypsum town, Colorado	8,481
85	Trinidad city, Colorado	8,309
86	Twin Lakes CDP (Adams County), Colorado	8,279
87	Lochbuie town, Colorado	8,142
88	Applewood CDP, Colorado	8,120
89	Timnath town, Colorado	8,007
90	Fruitvale CDP, Colorado	7,998
91	Woodland Park city, Colorado	7,909
92	Lamar city, Colorado	7,629
93	Eagle town, Colorado	7,479
94	La Junta city, Colorado	7,211
95	Aspen city, Colorado	6,862
96	Gunnison city, Colorado	6,712
97	Air Force Academy CDP, Colorado	6,701
98	Orchard Mesa CDP, Colorado	6,597
99	Carbondale town, Colorado	6,553
100	Dacono city, Colorado	6,419