Race, Diversity, and Ethnicity in Ada County, ID

The map below shows majority race by area in Ada 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 Ada County racial diversity and diversity scores. Click here to scroll to diversity data.

Ada County, ID 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 Ada County overall is white, making up 80.6% of residents. The next most-common racial group is hispanic at 10.1%. There are more white people in the north areas of the county. People who identify as hispanic are most likely to be living in the central 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 Ada County

 
Self-Identified Race
Ada County, ID Population
White
80.6%
Hispanic
10.1%
Black
1.3%
Asian
2.9%
Native American
0.2%
Other
4.9%
   

Diversity and Diversity Scores for Ada County, ID

The map below shows diversity in Ada 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.

Ada County, ID map of race and ethnicity
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Colorblind friendly off

Ada County Diversity Score

33.7

More diverse than 52% of US counties

Ada County has a diversity score of 33.7: 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. Ada County is about average for diversity versus other US counties, more diverse than 52% of them. Within Ada County's proper boundaries, the most diverse area is central Ada County, and the least diverse areas are in north Ada 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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