Population By Race and Ethnicity in Boulder County, CO in 2011

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2011, the 300,045 population of Boulder County, Colorado comprised of 40,554 people who identified as Hispanic (13.52%), and 259,491 people who identified as Non-Hispanic (86.48%).

Race: The White Alone population was the largest racial group in Boulder County, Colorado with a population of 274,047 (91.34%); Asian Alone population was the second largest racial group with a population of 13,055 (4.35%); and Two Or More Races was the third largest racial group with a population of 7,150 (2.38%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Boulder County, Colorado in 2011, with a population of 237,213 (79.06%); the second largest ethnic group was White Alone - Hispanic with a population of 36,834 (12.28%); and the third largest ethnic group was Asian Alone - Non Hispanic with a population of 12,759 (4.25%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Boulder, Colorado.

You can find similar information for other Colorado counties, and for Colorado.

See this for other years:
Hispanics and Non Hispanics in Boulder County, CO in 2011
Total Population:
Race in Boulder County, CO in 2011
Total Population:
Ethnicity in Boulder County, CO in 2011
Total Population:
Population By Race in Boulder , CO in 2011
Race Population Percentage
Black or African American Alone 2,982 0.99%
White Alone 274,047 91.34%
American Indian and Alaska Native Alone 2,580 0.86%
Asian Alone 13,055 4.35%
Native Hawaiian And Pacific Islander Alone 231 0.08%
Two Or More Races 7,150 2.38%
Population By Ethnicity in Boulder , CO in 2011
Ethnicity Population Percentage
Black or African American Alone - Hispanic 593 0.2%
White Alone - Hispanic 36,834 12.28%
American Indian and Alaska Native Alone - Hispanic 1,409 0.47%
Asian Alone - Hispanic 296 0.1%
Native Hawaiian And Pacific Islander Alone - Hispanic 66 0.02%
Two Or More Races - Hispanic 1,356 0.45%
Black or African American Alone - Non Hispanic 2,389 0.8%
White Alone - Non Hispanic 237,213 79.06%
American Indian and Alaska Native Alone - Non Hispanic 1,171 0.39%
Asian Alone - Non Hispanic 12,759 4.25%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 165 0.06%
Two Or More Races - Non Hispanic 5,794 1.93%