Population By Race and Ethnicity in Dorchester County, SC in 2020

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2020, the 162,043 population of Dorchester County, South Carolina comprised of 10,863 people who identified as Hispanic (6.7%), and 151,180 people who identified as Non-Hispanic (93.3%).

Race: The White Alone population was the largest racial group in Dorchester County, South Carolina with a population of 110,411 (68.14%); Black or African American Alone population was the second largest racial group with a population of 41,760 (25.77%); and Two Or More Races was the third largest racial group with a population of 4,863 (3%).

Ethnicity: The White Alone - Non Hispanic population was the largest ethnic group in Dorchester County, South Carolina in 2020, with a population of 101,631 (62.72%); the second largest ethnic group was Black or African American Alone - Non Hispanic with a population of 40,625 (25.07%); and the third largest ethnic group was White Alone - Hispanic with a population of 8,780 (5.42%).

The charts and tables below shows the population and percentage of each racial and ethnicity group in Dorchester, South Carolina.

You can find similar information for other South Carolina counties, and for South Carolina.

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Hispanics and Non Hispanics in Dorchester County, SC in 2020
Total Population:162,043
93.3%
Non Hispanic (93.3%)
Hispanic (6.7%)
Race in Dorchester County, SC in 2020
Total Population:162,043
68.14%25.77%
White Alone (68.14%)
Black or African American Alone (25.77%)
Two or more races (3%)
Asian Alone (2.24%)
American Indian and Alaska Native Alone (0.69%)
Native Hawaiian And Pacific Islander Alone (0.16%)
Ethnicity in Dorchester County, SC in 2020
Total Population:162,043
62.72%25.07%
Non-Hispanic White Alone (62.72%)
Non-Hispanic Black or African American Alone (25.07%)
Hispanic White Alone (5.42%)
Non-Hispanic Two or more races (2.7%)
Non-Hispanic Asian Alone (2.15%)
All Other Ethnicities (1.95%)
Population By Race in Dorchester , SC in 2020
Race
Population
Percentage
White Alone 110,411 68.14%
Black or African American Alone 41,760 25.77%
Two Or More Races 4,863 3%
Asian Alone 3,625 2.24%
American Indian and Alaska Native Alone 1,125 0.69%
Native Hawaiian And Pacific Islander Alone 259 0.16%
Population By Ethnicity in Dorchester , SC in 2020
Ethnicity
Population
Percentage
White Alone - Non Hispanic 101,631 62.72%
Black or African American Alone - Non Hispanic 40,625 25.07%
White Alone - Hispanic 8,780 5.42%
Two Or More Races - Non Hispanic 4,369 2.7%
Asian Alone - Non Hispanic 3,478 2.15%
Black or African American Alone - Hispanic 1,135 0.7%
American Indian and Alaska Native Alone - Non Hispanic 876 0.54%
Two Or More Races - Hispanic 494 0.31%
American Indian and Alaska Native Alone - Hispanic 249 0.15%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 201 0.12%
Asian Alone - Hispanic 147 0.09%
Native Hawaiian And Pacific Islander Alone - Hispanic 58 0.04%