Population By Race and Ethnicity in Dubuque County, IA in 2010

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2010, the 93,933 population of Dubuque County, Iowa comprised of 1,820 people who identified as Hispanic (1.94%), and 92,113 people who identified as Non-Hispanic (98.06%).

Race: The White Alone population was the largest racial group in Dubuque County, Iowa with a population of 88,837 (94.58%); Black or African American Alone population was the second largest racial group with a population of 2,574 (2.74%); and Two Or More Races was the third largest racial group with a population of 1,104 (1.18%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Dubuque County, Iowa in 2010, with a population of 87,230 (92.86%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 2,499 (2.66%); and the third largest ethnic group was White Alone - Hispanic with a population of 1,607 (1.71%).

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

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

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Hispanics and Non Hispanics in Dubuque County, IA in 2010
Total Population:
Race in Dubuque County, IA in 2010
Total Population:
Ethnicity in Dubuque County, IA in 2010
Total Population:
Population By Race in Dubuque , IA in 2010
Race Population Percentage
Black or African American Alone 2,574 2.74%
White Alone 88,837 94.58%
American Indian and Alaska Native Alone 201 0.21%
Asian Alone 924 0.98%
Native Hawaiian And Pacific Islander Alone 293 0.31%
Two Or More Races 1,104 1.18%
Population By Ethnicity in Dubuque , IA in 2010
Ethnicity Population Percentage
Black or African American Alone - Hispanic 75 0.08%
White Alone - Hispanic 1,607 1.71%
American Indian and Alaska Native Alone - Hispanic 49 0.05%
Asian Alone - Hispanic 17 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 12 0.01%
Two Or More Races - Hispanic 60 0.06%
Black or African American Alone - Non Hispanic 2,499 2.66%
White Alone - Non Hispanic 87,230 92.86%
American Indian and Alaska Native Alone - Non Hispanic 152 0.16%
Asian Alone - Non Hispanic 907 0.97%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 281 0.3%
Two Or More Races - Non Hispanic 1,044 1.11%