Colorado 2020 Census Population Density By County Map

Updated on October 16, 2023.

The population density of Colorado from the 2020 Census was 55.71 people per square mile, based on data from the US Census Bureau.

Denver County had the highest population density (4,674.31 people per square mile), followed by Broomfield County (2,248 people per square mile), and then Arapahoe County (821.03 people per square mile). On the other hand, the 3 counties with the lowest population density were: Hinsdale County (0.71 people per square mile), Kiowa County (0.82 people per square mile), and Jackson County (0.86 people per square mile).

You can also see this information for other states and also for the US by state.

Hover over or click on the counties to see the population density for each county. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.

Colorado 2020 Census Population Density By County
Colorado 2020 Census Population Density By County
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County Population Density
Adams 445.32
Alamosa 22.66
Arapahoe 821.03
Archuleta 9.90
Baca 1.37
Bent 3.74
Boulder 455.35
Broomfield 2248.00
Chaffee 19.22
Cheyenne 0.98
Clear Creek 23.79
Conejos 5.80
Costilla 2.85
Crowley 7.52
Custer 6.37
Delta 27.31
Denver 4674.31
Dolores 2.18
Douglas 426.04
Eagle 33.09
Elbert 14.08
El Paso 343.49
Fremont 31.91
Garfield 20.93
Gilpin 38.71
Grand 8.51
Gunnison 5.22
Hinsdale 0.71
Huerfano 4.29
Jackson 0.86
Jefferson 762.59
Kiowa 0.82
Kit Carson 3.28
Lake 19.73
La Plata 32.93
Larimer 138.33
Las Animas 3.05
Lincoln 2.20
Logan 11.71
Mesa 46.78
Mineral 0.99
Moffat 2.80
Montezuma 12.74
Montrose 19.05
Morgan 22.73
Otero 14.81
Ouray 9.02
Park 7.93
Phillips 6.59
Pitkin 17.88
Prowers 7.32
Pueblo 70.46
Rio Blanco 2.03
Rio Grande 12.65
Routt 10.51
Saguache 2.01
San Juan 1.82
San Miguel 6.27
Sedgwick 4.39
Summit 51.05
Teller 44.36
Washington 1.91
Weld 82.56
Yuma 4.22