Top 100 Biggest Cities In Colorado (2014 Census)

Rank	City	2015 Population (Est.)	Growth Rate (Annual)
1	Denver	663,862	2.6%
2	Colorado Springs	445,830	1.7%
3	Aurora	353,108	2.1%
4	Fort Collins	156,480	2.1%
5	Lakewood	149,643	1.1%
6	Thornton	130,307	2.3%
7	Arvada	113,574	1.6%
8	Westminster	112,090	1.4%
9	Pueblo	108,423	0.4%
10	Centennial	107,201	1.7%
11	Boulder	105,112	1.9%
12	Greeley	98,596	1.5%
13	Longmont	90,237	1.1%
14	Loveland	72,651	2.1%
15	Broomfield	62,138	2.7%
16	Grand Junction	60,210	0.7%
17	Castle Rock	55,747	3.7%
18	Commerce City	51,762	3.0%
19	Parker	49,857	2.4%
20	Littleton	44,669	1.7%
21	Northglenn	38,596	1.9%
22	Brighton	36,765	2.5%
23	Englewood	32,480	1.8%
24	Wheat Ridge	31,034	0.7%
25	Fountain	27,631	1.7%
26	Lafayette	27,081	2.6%
27	Windsor	21,106	3.1%
28	Erie	20,493	3.1%
29	Evans	20,473	2.5%
30	Golden	20,201	1.7%
31	Louisville	20,112	2.3%
32	Montrose	19,045	-0.1%
33	Durango	17,834	1.4%
34	Cañon City	16,337	-0.1%
35	Greenwood Village	15,385	2.5%
36	Sterling	14,629	-0.3%
37	Lone Tree	13,545	7.3%
38	Johnstown	13,306	7.7%
39	Superior	12,855	0.7%
40	Fruita	12,761	0.2%
41	Steamboat Springs	12,260	0.4%
42	Federal Heights	12,178	1.5%
43	Firestone	11,537	3.3%
44	Fort Morgan	11,329	0.0%
45	Frederick	10,927	5.9%
46	Castle Pines	10,796	0.9%
47	Glenwood Springs	9,840	0.6%
48	Alamosa	9,531	2.1%
49	Rifle	9,488	0.9%
50	Craig	8,846	-1.7%
51	Delta	8,720	-0.6%
52	Cortez	8,602	0.4%
53	Trinidad	8,193	-2.6%
54	Fort Lupton	7,783	1.3%
55	Lamar	7,608	-0.6%
56	Woodland Park	7,194	-0.0%
57	Wellington	7,185	3.4%
58	La Junta	6,964	-0.4%
59	Aspen	6,805	0.5%
60	Gypsum	6,797	1.2%
61	Carbondale	6,574	0.6%
62	Eagle	6,572	0.2%
63	Avon	6,447	–
64	Cherry Hills Village	6,423	1.8%
65	Monument	6,391	3.7%
66	Estes Park	6,165	1.3%
67	Milliken	6,091	2.1%
68	Gunnison	5,973	0.5%
69	Sheridan	5,949	1.2%
70	Berthoud	5,807	3.3%
71	Brush	5,466	0.0%
72	Salida	5,406	0.8%
73	Vail	5,328	0.1%
74	Manitou Springs	5,314	1.6%
75	Lochbuie	5,302	2.9%
76	Edgewater	5,289	0.6%
77	Glendale	5,115	5.2%
78	Eaton	4,815	2.5%
79	Breckenridge	4,749	1.1%
80	New Castle	4,608	0.5%
81	Dacono	4,544	2.3%
82	Monte Vista	4,311	-0.8%
83	Silverthorne	4,271	2.4%
84	Mead	4,104	4.8%
85	Burlington	4,014	-1.4%
86	Basalt	3,919	0.4%
87	Rocky Ford	3,873	-0.5%
88	Florence	3,852	-0.2%
89	Yuma	3,606	0.6%
90	Severance	3,525	2.7%
91	Orchard City	3,025	-0.8%
92	Silt	3,007	0.7%
93	Frisco	2,914	2.1%
94	Snowmass Village	2,898	0.6%
95	Walsenburg	2,896	-1.4%
96	Buena Vista	2,734	1.1%
97	Palisade	2,645	-0.4%
98	Platteville	2,608	1.2%
99	Leadville	2,595	-0.1%
100	Palmer Lake	2,579	1.6%

View Biggest Colorado Cities From Different Years

1800s	1840 1850 1860 1870 1880 1890
1900s	1900 1910 1920 1930 1940 1950 1960 1970 1980 1990
2000s	2000 2010 2020 2022 2023 2024