Colorado Total Population in 2010 by County

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Population, Census, April 1, 2010 - (Number)
County Value
Adams 441,603
Alamosa 15,445
Arapahoe 572,003
Archuleta 12,084
Baca 3,788
Bent 6,499
Boulder 294,567
Broomfield 55,889
Chaffee 17,809
Cheyenne 1,836
Clear Creek 9,088
Conejos 8,256
Costilla 3,524
Crowley 5,823
Custer 4,255
Delta 30,952
Denver 600,158
Dolores 2,064
Douglas 285,465
Eagle 52,197
El Paso 622,263
Elbert 23,086
Fremont 46,824
Garfield 56,389
Gilpin 5,441
Grand 14,843
Gunnison 15,324
Hinsdale 843
Huerfano 6,711
Jackson 1,394
Jefferson 534,543
Kiowa 1,398
Kit Carson 8,270
La Plata 51,334
Lake 7,310
Larimer 299,630
Las Animas 15,507
Lincoln 5,467
Logan 22,709
Mesa 146,723
Mineral 712
Moffat 13,795
Montezuma 25,535
Montrose 41,276
Morgan 28,159
Otero 18,831
Ouray 4,436
Park 16,206
Phillips 4,442
Pitkin 17,148
Prowers 12,551
Pueblo 159,063
Rio Blanco 6,666
Rio Grande 11,982
Routt 23,509
Saguache 6,108
San Juan 699
San Miguel 7,359
Sedgwick 2,379
Summit 27,994
Teller 23,350
Washington 4,814
Weld 252,825
Yuma 10,043