Race, Diversity, and Ethnicity in Jefferson County, IA

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

Jefferson County, IA 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 Jefferson County overall is white, making up 82.0% of residents. The next most-common racial group is black at 6.6%. There are more white people in the northeast areas of the county. People who identify as black 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 Jefferson County
Race
Jefferson County, IA Population
White
82.0%
Hispanic
3.2%
Black
6.6%
Asian
5.7%
Native American
0.0%
Other
2.5%
 

Racial Distribution Key

White
Hispanic
Black
Asian
Native American
Other
 
Self-Identified Race
Jefferson County, IA Population
White
82.0%
Hispanic
3.2%
Black
6.6%
Asian
5.7%
Native American
0.0%
Other
2.5%
   

Diversity and Diversity Scores for Jefferson County, IA

The map below shows diversity in Jefferson 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.

Jefferson County, IA map of race and ethnicity
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Diversity Score

Diverse
Moderately diverse
No diversity
 

Jefferson County Diversity Score

58

With a diversity score of 58 out of 100, Jefferson County is about average for diversity versus other US counties. The most diverse area within Jefferson County's proper boundaries is to the north of the county. The least diverse areas are located in the northeast parts of Jefferson County.

Data Sources: U.S. Census, proprietary data mapping and analysis. Special thanks to the University of Virginia.

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