Colorado Non-Hispanic Voting-age Population By County from Census 2020

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, as at April 2020, the voting-age population, of people (of all racial backgrounds) in Colorado who identified as Non-Hispanic (not hispanic or latino) was 3,645,380; and represented 80.84% of the total Colorado voting-age population.

El Paso County had the highest non-hispanic voting-age population (472.86K), followed by Denver County (438.59K), and Arapahoe County (410.31K). On the other hand, the three counties with low non-hispanic voting-age popoulation were: San Juan County (544), Hinsdale County (632), and Mineral County (740).

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

Hover over or click on the counties in the chart below to see the number and percentage of each county's voting-age population that identified as non-hispanic. You can also see this information in a table at the bottom of the page.

Colorado Non-Hispanic Votign-age Population By County from Census 2020
Colorado Non-Hispanic Voting-age Population By County from Census 2020
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County Non-Hispanic Voting-age Population % of County Voting-age Population
Adams 241273 62.46
Alamosa 7103 56.63
Arapahoe 410314 81.79
Archuleta 9445 86.27
Baca 2527 91.79
Bent 3352 70.64
Boulder 235127 87.53
Broomfield 51160 88.34
Chaffee 15014 91.15
Cheyenne 1213 90.66
Clear Creek 7516 93.82
Conejos 2667 48.36
Costilla 1317 45.75
Crowley 3906 73.92
Custer 3856 96.50
Delta 22079 88.34
Denver 438589 75.48
Dolores 1809 94.02
Douglas 243832 91.66
Eagle 31686 73.24
Elbert 19037 93.34
El Paso 472856 84.63
Fremont 36423 88.40
Garfield 33535 72.64
Gilpin 4623 94.04
Grand 12037 91.96
Gunnison 12899 91.95
Hinsdale 632 96.20
Huerfano 4153 72.58
Jackson 1050 92.35
Jefferson 404438 86.22
Kiowa 1042 94.81
Kit Carson 4440 83.70
Lake 4052 68.86
La Plata 40275 88.97
Larimer 258547 89.36
Las Animas 7722 64.11
Lincoln 3883 86.58
Logan 14855 85.22
Mesa 107339 87.23
Mineral 740 95.73
Moffat 8636 86.42
Montezuma 18421 90.02
Montrose 27621 82.19
Morgan 14509 67.83
Otero 8978 62.70
Ouray 3975 95.03
Park 13727 94.05
Phillips 2643 77.71
Pitkin 13020 89.91
Prowers 5955 66.46
Pueblo 81157 62.02
Rio Blanco 4501 92.06
Rio Grande 5647 63.03
Routt 18576 92.60
Saguache 3392 66.56
San Juan 544 90.67
San Miguel 5916 90.81
Sedgwick 1686 87.81
Summit 22109 85.52
Teller 19359 94.23
Washington 3387 91.00
Weld 177641 73.46
Yuma 5617 76.74