Population By Race and Ethnicity in Dewey County, SD in 2022

Updated on August 1, 2024.

Based on the US Census Vintage data estimates, in 2022, the 5,142 population of Dewey County, South Dakota comprised of 93 people who identified as Hispanic (1.81%), and 5,049 people who identified as Non-Hispanic (98.19%).

Race: The American Indian and Alaska Native Alone population was the largest racial group in Dewey County, South Dakota with a population of 3,754 (73.01%); White Alone population was the second largest racial group with a population of 1,038 (20.19%); and Two Or More Races was the third largest racial group with a population of 285 (5.54%).

Ethnicity: The American Indian and Alaska Native Alone - Non Hispanic population was the largest ethnic group in Dewey County, South Dakota in 2022, with a population of 3,677 (71.51%); the second largest ethnic group was White Alone - Non Hispanic with a population of 1,033 (20.09%); and the third largest ethnic group was Two Or More Races - Non Hispanic with a population of 276 (5.37%).

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

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

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Hispanics and Non Hispanics in Dewey County, SD in 2022
Total Population:5,142
98.19%
Non Hispanic (98.19%)
Hispanic (1.81%)
Race in Dewey County, SD in 2022
Total Population:5,142
73.01%20.19%
American Indian and Alaska Native Alone (73.01%)
White Alone (20.19%)
Two or more races (5.54%)
Black or African American Alone (0.74%)
Asian Alone (0.49%)
Native Hawaiian And Pacific Islander Alone (0.04%)
Ethnicity in Dewey County, SD in 2022
Total Population:5,142
71.51%20.09%
Non-Hispanic American Indian and Alaska Native Alone (71.51%)
Non-Hispanic White Alone (20.09%)
Non-Hispanic Two or more races (5.37%)
Hispanic American Indian and Alaska Native Alone (1.5%)
All Other Ethnicities (0.82%)
Non-Hispanic Black or African American Alone (0.72%)
Population By Race in Dewey , SD in 2022
Race
Population
Percentage
American Indian and Alaska Native Alone 3,754 73.01%
White Alone 1,038 20.19%
Two Or More Races 285 5.54%
Black or African American Alone 38 0.74%
Asian Alone 25 0.49%
Native Hawaiian And Pacific Islander Alone 2 0.04%
Population By Ethnicity in Dewey , SD in 2022
Ethnicity
Population
Percentage
American Indian and Alaska Native Alone - Non Hispanic 3,677 71.51%
White Alone - Non Hispanic 1,033 20.09%
Two Or More Races - Non Hispanic 276 5.37%
American Indian and Alaska Native Alone - Hispanic 77 1.5%
Black or African American Alone - Non Hispanic 37 0.72%
Asian Alone - Non Hispanic 24 0.47%
Two Or More Races - Hispanic 9 0.18%
White Alone - Hispanic 5 0.1%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 2 0.04%
Black or African American Alone - Hispanic 1 0.02%
Asian Alone - Hispanic 1 0.02%
Native Hawaiian And Pacific Islander Alone - Hispanic 0 0%