Race, Diversity, and Ethnicity in Dorchester County, SC

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

Dorchester County, 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 Dorchester County overall is white, making up 60.4% of residents. The next most-common racial group is black at 24.5%. There are more white people in the southwest areas of the county. 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 Dorchester County

 
Self-Identified Race
Dorchester County, SC Population
White
60.4%
Hispanic
7.6%
Black
24.5%
Asian
2.1%
Native American
0.2%
Other
5.2%
   

Diversity and Diversity Scores for Dorchester County, SC

The map below shows diversity in Dorchester 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.

Dorchester County, SC map of race and ethnicity
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Dorchester County Diversity Score

56.6

More diverse than 86% of US counties

Dorchester County has a diversity score of 56.6: 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. Dorchester County is much more diverse than other US counties, more diverse than 86% of them. Within Dorchester County's proper boundaries, the most diverse area is southeast Dorchester County, and the least diverse areas are in southwest Dorchester 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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