Top 100 Biggest Cities In Colorado (2018 Census)

Rank	City	2019 Population (Est.)	Growth Rate (Annual)
1	Denver	716,492	2.2%
2	Colorado Springs	472,688	1.6%
3	Aurora	374,114	1.8%
4	Fort Collins	167,830	1.9%
5	Lakewood	156,798	1.2%
6	Thornton	139,436	2.0%
7	Arvada	120,492	1.6%
8	Westminster	113,479	0.8%
9	Pueblo	111,750	0.6%
10	Centennial	110,831	1.2%
11	Boulder	107,353	1.2%
12	Greeley	107,348	1.8%
13	Longmont	96,577	1.4%
14	Loveland	77,446	1.9%
15	Broomfield	69,267	2.7%
16	Castle Rock	64,827	3.8%
17	Grand Junction	63,374	1.0%
18	Commerce City	58,449	3.1%
19	Parker	55,636	2.6%
20	Littleton	48,007	1.8%
21	Brighton	41,254	2.7%
22	Northglenn	39,010	1.1%
23	Englewood	34,690	1.7%
24	Wheat Ridge	31,400	0.5%
25	Fountain	30,454	2.1%
26	Windsor	28,967	5.7%
27	Lafayette	28,924	2.1%
28	Erie	25,447	4.3%
29	Golden	21,254	1.5%
30	Evans	21,236	1.7%
31	Louisville	21,163	1.8%
32	Montrose	19,512	0.2%
33	Durango	18,985	1.5%
34	Cañon City	16,750	0.3%
35	Greenwood Village	15,801	1.6%
36	Firestone	14,860	4.9%
37	Johnstown	14,795	5.2%
38	Lone Tree	14,653	4.6%
39	Sterling	13,630	-1.0%
40	Frederick	13,480	5.7%
41	Fruita	13,406	0.7%
42	Steamboat Springs	13,212	1.1%
43	Superior	13,175	0.7%
44	Federal Heights	12,845	1.4%
45	Fort Morgan	11,359	0.0%
46	Castle Pines	10,507	0.1%
47	Alamosa	9,997	1.6%
48	Wellington	9,994	6.0%
49	Glenwood Springs	9,972	0.5%
50	Rifle	9,732	0.7%
51	Craig	8,947	-0.7%
52	Delta	8,920	0.0%
53	Cortez	8,721	0.3%
54	Fort Lupton	8,275	1.4%
55	Trinidad	8,211	-1.3%
56	Monument	8,010	4.7%
57	Berthoud	7,946	5.7%
58	Woodland Park	7,785	1.0%
59	Milliken	7,674	4.0%
60	Lamar	7,656	-0.2%
61	Aspen	7,365	1.3%
62	Gypsum	7,353	1.6%
63	La Junta	6,998	-0.1%
64	Eagle	6,961	0.8%
65	Lochbuie	6,938	4.9%
66	Carbondale	6,879	0.9%
67	Cherry Hills Village	6,650	1.3%
68	Gunnison	6,594	1.5%
69	Avon	6,482	0.1%
70	Estes Park	6,352	1.0%
71	Sheridan	6,164	1.1%
72	Salida	5,963	1.6%
73	Dacono	5,826	4.3%
74	Eaton	5,529	3.0%
75	Vail	5,450	0.3%
76	Brush	5,384	-0.2%
77	Manitou Springs	5,346	0.9%
78	Edgewater	5,342	0.4%
79	Glendale	5,170	2.7%
80	Severance	5,064	6.1%
81	New Castle	5,024	1.3%
82	Breckenridge	5,020	1.3%
83	Silverthorne	4,821	2.7%
84	Mead	4,737	4.2%
85	Basalt	4,166	1.0%
86	Monte Vista	4,124	-0.9%
87	Timnath	3,992	26.1%
88	Florence	3,956	0.2%
89	Rocky Ford	3,828	-0.4%
90	Yuma	3,460	-0.2%
91	Silt	3,181	1.0%
92	Burlington	3,178	-3.6%
93	Orchard City	3,161	0.2%
94	Frisco	3,157	2.1%
95	Walsenburg	3,046	-0.1%
96	Buena Vista	2,823	1.0%
97	Snowmass Village	2,773	-0.2%
98	Palmer Lake	2,772	1.7%
99	Platteville	2,769	1.4%
100	Leadville	2,762	0.7%

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