Dubuque County, Iowa Diversity Indicators (2024)

Total Population

99,030

Diversity Score

21.8

Diversity Tier

Moderate-Low

Largest Group

White (Non-Hispanic)
88.3%%

Dubuque County, Iowa Racial & Ethnic Breakdown

Bar chart showing racial distribution in  for 2024
Figure 1: Percentage breakdown of the population by race and ethnicity in (2024).


Dubuque County, Iowa Population by Race & Ethnicity

Race / EthnicityPopulationPercentage
White (Non-Hispanic)87,39888.3%
Hispanic or Latino3,2343.3%
Two or More Races3,2263.3%
Black / African American2,8902.9%
Asian1,3261.3%
Pacific Islander8020.8%
Other Race1260.1%
Native American280.0%


Diversity & Demographics FAQs for Dubuque County, Iowa

The largest racial or ethnic group in Dubuque County, Iowa is White (Non-Hispanic), which makes up 88.3% of the total population.

Since 2010, the diversity index for Dubuque County, Iowa has increased significantly. The area currently has a diversity score of 21.8/100, which is considered a Moderate-Low level of diversity.
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