Sioux, North Dakota Census 2020 Population By Race and Ethnicity

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, the 3.90K population of Sioux, ND residents comprised of 63 residents who identified as Hispanic or Latino (1.62%), and 3.84K residents who identified as Non-Hispanic (98.38%).

Race: The American Indian and Alaska Native Alone population was the largest racial group in Sioux, ND, with a population of 3.33K (85.48%). The White Alone population was the second largest racial group in Sioux, ND, with a population of 401 (10.29%). The Two Or More Races population was the third largest racial group in Sioux, ND, with a population of 155 (3.98%). The smallest racial group in Sioux, ND was Native Hawaiian And Pacific Islander Alone with a population of 0 (0.00%).

Ethnicity: The Non-Hispanic - American Indian & Alaska Native population was the largest ethnic group in Sioux, ND, with a population of 3.28K (84.17%). The Non-Hispanic - White Alone population was the second largest ethnic group in Sioux, ND, with a population of 401 (10.29%). The Non-Hispanic - Two or More Races population was the third largest ethnic group in Sioux, ND, with a population of 148 (3.80%). The smallest ethnic group in Sioux, ND was Non-Hispanic - Some Other Race Alone with a population of 0 (0.00%).

The charts and tables below shows the population and percentage of each racial group and ethnicity group in Sioux, North Dakota from the 2020 decennial census.

You can see similar information for other North Dakota counties and also for the state of North Dakota.

Sioux, ND Hispanics and Non Hispanics Population in Census 2020
Total Population:
Sioux, ND Racial Groups in Census 2020
Total Population:
Sioux, ND Ethnicity Groups in Census 2020
Total Population:
Sioux, ND Population of Racial Groups in Census 2020
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Race Population % of County Population
Black or African American Alone 3 0.08
White Alone 401 10.29
American Indian and Alaska Native Alone 3332 85.48
Asian Alone 2 0.05
Native Hawaiian And Pacific Islander Alone 0 0.00
Some Other Race Alone 5 0.13
Two Or More Races 155 3.98
Sioux, ND Population of Ethnicity Groups in Census 2020
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Ethnicity Population % of County Population
Non-Hispanic - American Indian & Alaska Native 3281 84.17
Non-Hispanic - White Alone 401 10.29
Non-Hispanic - Two or More Races 148 3.80
Hispanic - American Indian & Alaska Native 51 1.31
Hispanic - Two or More Races 7 0.18
Hispanic - Some Other Race Alone 5 0.13
Non-Hispanic - Black Alone 3 0.08
Non-Hispanic - Asian Alone 2 0.05
Hispanic - Black Alone 0 0.00
Hispanic - White Alone 0 0.00
Hispanic - Asian Alone 0 0.00
Non-Hispanic - Native Hawaiian & Pac. Islander 0 0.00
Hispanic - Native Hawaiian & Pac. Islander 0 0.00
Non-Hispanic - Some Other Race Alone 0 0.00