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Colorado / Counties by Population

Colorado Counties by Population

The data is from the US Census. Below are 64 Colorado counties ranked 1 through 64. You can copy and paste this list directly into your favorite spreadsheet program. Don't you just adore lovely numbers listed nicely in columns & rows? We do!

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Rank County Population
1 Denver County 693,060
2 El Paso County 688,284
3 Arapahoe County 637,068
4 Jefferson County 571,837
5 Adams County 498,187
6 Larimer County 339,993
7 Douglas County 328,632
8 Boulder County 322,226
9 Weld County 294,932
10 Pueblo County 165,123
11 Mesa County 150,083
12 Broomfield County 66,529
13 Garfield County 58,887
14 La Plata County 55,623
15 Eagle County 53,989
16 Fremont County 47,446
17 Montrose County 41,471
18 Delta County 30,442
19 Summit County 30,374
20 Morgan County 28,274
21 Montezuma County 26,999
22 Elbert County 25,231
23 Routt County 24,648
24 Teller County 24,043
25 Logan County 21,919
26 Chaffee County 19,058
27 Otero County 18,295
28 Pitkin County 17,752
29 Park County 17,166
30 Alamosa County 16,654
31 Gunnison County 16,408
32 Grand County 15,008
33 Las Animas County 14,103
34 Moffat County 13,109
35 Archuleta County 12,854
36 Prowers County 11,922
37 Rio Grande County 11,479
38 Yuma County 10,103
39 Clear Creek County 9,436
40 Kit Carson County 8,195
41 Conejos County 8,129
42 San Miguel County 8,017
43 Lake County 7,618
44 Huerfano County 6,677
45 Rio Blanco County 6,545
46 Saguache County 6,389
47 Gilpin County 5,931
48 Bent County 5,861
49 Crowley County 5,694
50 Lincoln County 5,643
51 Washington County 4,908
52 Ouray County 4,857
53 Custer County 4,602
54 Phillips County 4,288
55 Costilla County 3,721
56 Baca County 3,568
57 Sedgwick County 2,407
58 Dolores County 2,056
59 Cheyenne County 1,848
60 Kiowa County 1,373
61 Jackson County 1,357
62 Hinsdale County 788
63 Mineral County 732
64 San Juan County 694

United States Census Bureau / American FactFinder. "Annual Estimates of the Resident Population: April 1, 2010 to July 1, 2016". 2016 Population Estimates Program. Web. March 2017. http://factfinder2.census.gov.

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