Race, Diversity, and Ethnicity in Rock Island County, IL

The map below shows majority race by area in Rock Island County, as self-identified on the US census. Darker shades indicate a larger racial majority in that neighborhood. This page also contains data and maps on Rock Island County racial diversity and diversity scores. Click here to scroll to diversity data.

Rock Island County, IL map of race and ethnicity
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White
Hispanic
Black
Asian
Multiple/Other
WhiteHispanicBlackAsianMultiple/Other
Majority race by area

The majority race in Rock Island County overall is white, making up 67.7% of residents. The next most-common racial group is hispanic at 14.0%. There are more white people in the southeast areas of the county. People who identify as hispanic are most likely to be living in the north places. The data below shows how many people identify themselves as each of the following races, which most Americans base on their family's national origin:

Race in Rock Island County

 
Self-Identified Race
Rock Island County, IL Population
White
67.7%
Hispanic
14.0%
Black
10.7%
Asian
2.8%
Native American
0.1%
Other
4.8%
   

Diversity and Diversity Scores for Rock Island County, IL

The map below shows diversity in Rock Island County. Areas in green are more diverse, while areas in red are much less diverse. Diversity, in this case, means a mixture of people with different race and ethnicity living close to one another. For example, all-black and all-white areas in the county would both be considered lacking diversity.

Rock Island County, IL map of race and ethnicity
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Colorblind friendly off

Rock Island County Diversity Score

50.7

More diverse than 74% of US counties

Rock Island County has a diversity score of 50.7: the chance, in percent, that two residents picked at random belong to different racial or ethnic groups, from ACS race counts. A place where everyone shares one group scores 0, and an even mix of the six groups in the chart above scores the maximum, 83.3. Rock Island County is more diverse than other US counties, more diverse than 74% of them. Within Rock Island County's proper boundaries, the most diverse area is northwest Rock Island County, and the least diverse areas are in southeast Rock Island County.

Source: BestNeighborhood calculations from the U.S. Census Bureau, American Community Survey (ACS) 2020-2024 5-year estimates (race and Hispanic origin); proprietary data mapping and analysis. Special thanks to the University of Virginia.

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