Boulder County, Colorado Voting-age Population By Race and Ethnicity from Census 2020

Updated on August 29, 2023.

According to the data from the US 2020 decennial Census, in April 2020, the 268.64K voting-age population of Boulder County, CO residents comprised of 33.51K residents who identified as Hispanic or Latino (12.48%), and 235.13K residents who identified as Non-Hispanic (87.53%).

Race: The White Alone voting-age population was the largest racial group in Boulder County, CO, with a voting-age population of 213.69K (79.55%). The Two Or More Races voting-age population was the second largest racial group in Boulder County, CO, with a voting-age population of 22.18K (8.26%). The Some Other Race Alone voting-age population was the third largest racial group in Boulder County, CO, with a voting-age population of 14.04K (5.23%). The smallest racial group in Boulder County, CO was Native Hawaiian And Pacific Islander Alone with a voting-age population of 245 (0.09%).

Ethnicity: The Non-Hispanic - White Alone voting-age population was the largest ethnic group in Boulder County, CO, with a voting-age population of 206.45K (76.85%). The Non-Hispanic - Asian Alone voting-age population was the second largest ethnic group in Boulder County, CO, with a voting-age population of 13.64K (5.08%). The Hispanic - Some Other Race Alone voting-age population was the third largest ethnic group in Boulder County, CO, with a voting-age population of 12.61K (4.69%). The smallest ethnic group in Boulder County, CO was Hispanic - Native Hawaiian & Pac. Islander with a voting-age population of 27 (0.01%).

The charts and tables below shows the voting-age population and percentage of each racial group and ethnicity group in Boulder County, Colorado from the 2020 decennial census.

You can see similar information for other Colorado counties and also for the state of Colorado.

Boulder County, CO Voting-age Hispanics and Non Hispanics Population in Census 2020
Total Voting-age Population:
Boulder County, CO Voting-age Racial Groups in Census 2020
Total Voting-age Population:
Boulder County, CO Voting-age Ethnicity Groups in Census 2020
Total Voting-age Population:
Boulder County, CO Voting-age Population of Racial Groups in Census 2020
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Race Voting-age Population % of County Voting-age Population
Black or African American Alone 2779 1.03
White Alone 213690 79.55
American Indian and Alaska Native Alone 1952 0.73
Asian Alone 13752 5.12
Native Hawaiian And Pacific Islander Alone 245 0.09
Some Other Race Alone 14041 5.23
Two Or More Races 22181 8.26
Boulder County, CO Voting-age Population of Ethnicity Groups in Census 2020
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Ethnicity Voting-age Population % of County Voting-age Population
Non-Hispanic - White Alone 206447 76.85
Non-Hispanic - Asian Alone 13635 5.08
Hispanic - Some Other Race Alone 12605 4.69
Hispanic - Two or More Races 12353 4.60
Non-Hispanic - Two or More Races 9828 3.66
Hispanic - White Alone 7243 2.70
Non-Hispanic - Black Alone 2625 0.98
Non-Hispanic - Some Other Race Alone 1436 0.54
Hispanic - American Indian & Alaska Native 1014 0.38
Non-Hispanic - American Indian & Alaska Native 938 0.35
Non-Hispanic - Native Hawaiian & Pac. Islander 218 0.08
Hispanic - Black Alone 154 0.06
Hispanic - Asian Alone 117 0.04
Hispanic - Native Hawaiian & Pac. Islander 27 0.01