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North Colorado Cities
There are 87 cities in Colorado in the North region.
87 Rows
City
Rank
County
2024 Pop.
Fort Collins
1
Larimer County
170,507
Lakewood
2
Arapahoe County
155,865
Arvada
3
Adams County
120,437
Westminster
4
Adams County
114,302
Boulder
5
Boulder County
105,156
Longmont
6
Boulder County
98,444
Loveland
7
Larimer County
80,347
Broomfield
8
Adams County
77,650
Erie
9
Boulder County
36,886
Dakota Ridge
10
Jefferson County
34,606
Ken Caryl
11
Arapahoe County
33,683
Wheat Ridge
12
Adams County
31,612
Lafayette
13
Adams County
30,441
Columbine
14
Arapahoe County
26,217
Golden
15
Jefferson County
20,191
Louisville
16
Adams County
20,128
Superior
17
Jefferson County
13,446
Fairmount
18
Adams County
10,871
Gunbarrel
19
Boulder County
10,249
Evergreen
20
Clear Creek County
8,961
Applewood
21
Jefferson County
8,122
Estes Park
22
Larimer County
5,798
Shaw Heights
23
Adams County
5,515
West Pleasant View
24
Jefferson County
5,423
Edgewater
25
Denver County
4,841
Genesee
26
Jefferson County
4,119
Niwot
27
Boulder County
4,105
Coal Creek
28
Boulder County
2,436
Granby
29
Grand County
2,313
Laporte
30
Larimer County
2,197
Lyons
31
Boulder County
2,132
Idaho Springs
32
Clear Creek County
1,677
Nederland
33
Boulder County
1,495
Fraser
34
Grand County
1,474
Indian Hills
35
Jefferson County
1,472
Georgetown
36
Clear Creek County
1,303
Winter Park
37
Grand County
1,185
Lazy Acres
38
Boulder County
1,030
Aspen Park
39
Jefferson County
1,027
Dillon
40
Summit County
999
Keystone
41
Summit County
981
Kittredge
42
Clear Creek County
974
Upper Bear Creek
43
Clear Creek County
898
Tabernash
44
Grand County
853
Paragon Estates
45
Boulder County
845
Floyd Hill
46
Clear Creek County
832
Bow Mar
47
Arapahoe County
813
Central
48
777
Upper Witter Gulch
49
Clear Creek County
713
Allenspark
50
Boulder County
638
Brook Forest
51
Clear Creek County
624
Pine Valley
52
Clear Creek County
614
Downieville-Lawson-Dumont
53
Clear Creek County
552
Sugarloaf
54
Boulder County
541
Altona
55
Boulder County
536
Mountain View
56
Adams County
513
St. Ann Highlands
57
Boulder County
479
Pine Brook Hill
58
Boulder County
444
Tall Timber
59
Boulder County
444
Red Feather Lakes
60
Larimer County
442
Echo Hills
61
Clear Creek County
422
Eldora
62
Boulder County
421
Grand Lake
63
Grand County
403
Morrison
64
Jefferson County
384
Idledale
65
Jefferson County
342
Empire
66
Clear Creek County
322
Crisman
67
Boulder County
277
Gold Hill
68
Boulder County
252
Jamestown
69
Boulder County
241
Eldorado Springs
70
Boulder County
234
St. Mary's
71
Clear Creek County
219
Sunshine
72
Boulder County
209
Blue Valley
73
Clear Creek County
200
Rollinsville
74
Gilpin County
190
Silver Plume
75
Clear Creek County
190
Mountain Meadows
76
Boulder County
163
Seven Hills
77
Boulder County
135
Bonanza Mountain Estates
78
Boulder County
134
Black Hawk
79
Gilpin County
128
Ward
80
Boulder County
124
Bark Ranch
81
Boulder County
115
East Pleasant View
82
Jefferson County
97
Valmont
83
Boulder County
94
Glendale
84
Boulder County
79
Montezuma
85
Summit County
70
Hidden Lake
86
Boulder County
34
Lakeside
87
Adams County
15
Central Colorado cities
East Colorado cities
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North Colorado cities
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Colorado Cities by Region