Pop. per Pop. per
Pop Sq.Ki. Sq.Mi. Sq.Ki. Sq.Mi. Name
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3294394 268657.7 103728.8 12.3 31.8 Colorado
265038 3087.3 1192.0 85.8 222.3 Adams County
13617 1872.0 722.8 7.3 18.8 Alamosa County
391511 2080.2 803.2 188.2 487.5 Arapahoe County
5345 3494.9 1349.4 1.5 4.0 Archuleta County
4556 6619.7 2555.9 0.7 1.8 Baca County
5048 3921.3 1514.0 1.3 3.3 Bent County
225339 1923.0 742.5 117.2 303.5 Boulder County
12684 2625.0 1013.5 4.8 12.5 Chaffee County
2397 4614.0 1781.5 0.5 1.3 Cheyenne County
7619 1024.2 395.5 7.4 19.3 Clear Creek County
7453 3334.2 1287.3 2.2 5.8 Conejos County
3190 3177.9 1227.0 1.0 2.6 Costilla County
3946 2043.6 789.0 1.9 5.0 Crowley County
1926 1913.8 738.9 1.0 2.6 Custer County
20980 2958.3 1142.2 7.1 18.4 Delta County
467610 397.0 153.3 1177.9 3050.7 Denver County
1504 2763.6 1067.0 0.5 1.4 Dolores County
60391 2176.0 840.2 27.8 71.9 Douglas County
21928 4371.8 1688.0 5.0 13.0 Eagle County
9646 4793.8 1850.9 2.0 5.2 Elbert County
397014 5508.1 2126.7 72.1 186.7 El Paso County
32273 3970.6 1533.0 8.1 21.1 Fremont County
29974 7634.0 2947.5 3.9 10.2 Garfield County
3070 388.2 149.9 7.9 20.5 Gilpin County
7966 4790.9 1849.8 1.7 4.3 Grand County
10273 8389.5 3239.2 1.2 3.2 Gunnison County
467 2895.0 1117.8 0.2 0.4 Hinsdale County
6009 4120.3 1590.9 1.5 3.8 Huerfano County
1605 4178.5 1613.3 0.4 1.0 Jackson County
438430 2000.1 772.2 219.2 567.7 Jefferson County
1688 4587.2 1771.1 0.4 1.0 Kiowa County
7140 5597.0 2161.0 1.3 3.3 Kit Carson County
6007 976.2 376.9 6.2 15.9 Lake County
32284 4382.5 1692.1 7.4 19.1 La Plata County
186136 6737.7 2601.4 27.6 71.6 Larimer County
13765 12362.0 4773.0 1.1 2.9 Las Animas County
4529 6698.4 2586.3 0.7 1.8 Lincoln County
17567 4762.0 1838.6 3.7 9.6 Logan County
93145 8619.3 3327.9 10.8 28.0 Mesa County
558 2268.4 875.8 0.2 0.6 Mineral County
11357 12283.1 4742.5 0.9 2.4 Moffat County
18672 5275.7 2036.9 3.5 9.2 Montezuma County
24423 5803.5 2240.7 4.2 10.9 Montrose County
21939 3329.3 1285.5 6.6 17.1 Morgan County
20185 3271.0 1262.9 6.2 16.0 Otero County
2295 1404.0 542.1 1.6 4.2 Ouray County
7174 5700.1 2200.8 1.3 3.3 Park County
4189 1781.0 687.7 2.4 6.1 Phillips County
12661 2512.8 970.2 5.0 13.1 Pitkin County
13347 4248.9 1640.5 3.1 8.1 Prowers County
123051 6187.0 2388.8 19.9 51.5 Pueblo County
5972 8342.8 3221.2 0.7 1.9 Rio Blanco County
10770 2363.6 912.6 4.6 11.8 Rio Grande County
14088 6117.0 2361.8 2.3 6.0 Routt County
4619 8206.8 3168.7 0.6 1.5 Saguache County
745 1003.5 387.5 0.7 1.9 San Juan County
3653 3332.1 1286.5 1.1 2.8 San Miguel County
2690 1420.0 548.3 1.9 4.9 Sedgwick County
12881 1575.3 608.2 8.2 21.2 Summit County
12468 1442.9 557.1 8.6 22.4 Teller County
4812 6529.8 2521.2 0.7 1.9 Washington County
131821 10341.3 3992.8 12.7 33.0 Weld County
8954 6128.3 2366.1 1.5 3.8 Yuma County
University of Colorado at Boulder Government Publications Library