Race, Diversity, and Ethnicity in Johnston, SC

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

Johnston, SC 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 Johnston overall is white, making up 45.6% of residents. The next most-common racial group is black at 44.8%. There are more white people in the southwest areas of the city. People who identify as black are most likely to be living in the northwest 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 Johnston

 
Self-Identified Race
Johnston, SC Population
White
45.6%
Hispanic
6.8%
Black
44.8%
Asian
0.1%
Native American
0.1%
Other
2.6%
   

Diversity and Diversity Scores for Johnston, SC

The map below shows diversity in Johnston. 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 city would both be considered lacking diversity.

Johnston, SC map of race and ethnicity
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Colorblind friendly off

Johnston Diversity Score

58.7

More diverse than 93% of US cities

Johnston has a diversity score of 58.7: 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. Johnston is much more diverse than other US cities, more diverse than 93% of them. Within Johnston's proper boundaries, the most diverse area is east Johnston, and the least diverse areas are in west Johnston.

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.