Population By Race and Ethnicity in Sioux County, ND in 2018

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2018, the 4,382 population of Sioux County, North Dakota comprised of 220 people who identified as Hispanic (5.02%), and 4,162 people who identified as Non-Hispanic (94.98%).

Race: The American Indian and Alaska Native Alone population was the largest racial group in Sioux County, North Dakota with a population of 3,596 (82.06%); White Alone population was the second largest racial group with a population of 593 (13.53%); and Two Or More Races was the third largest racial group with a population of 159 (3.63%).

Ethnicity: The American Indian and Alaska Native Alone - Non Hispanic population was the largest ethnic group in Sioux County, North Dakota in 2018, with a population of 3,426 (78.18%); the second largest ethnic group was White Alone - Non Hispanic with a population of 551 (12.57%); and the third largest ethnic group was American Indian and Alaska Native Alone - Hispanic with a population of 170 (3.88%).

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

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

See this for other years:
Hispanics and Non Hispanics in Sioux County, ND in 2018
Total Population:
Race in Sioux County, ND in 2018
Total Population:
Ethnicity in Sioux County, ND in 2018
Total Population:
Population By Race in Sioux , ND in 2018
Race Population Percentage
Black or African American Alone 26 0.59%
White Alone 593 13.53%
American Indian and Alaska Native Alone 3,596 82.06%
Asian Alone 7 0.16%
Native Hawaiian And Pacific Islander Alone 1 0.02%
Two Or More Races 159 3.63%
Population By Ethnicity in Sioux , ND in 2018
Ethnicity Population Percentage
Black or African American Alone - Hispanic 3 0.07%
White Alone - Hispanic 42 0.96%
American Indian and Alaska Native Alone - Hispanic 170 3.88%
Asian Alone - Hispanic 0 0%
Native Hawaiian And Pacific Islander Alone - Hispanic 0 0%
Two Or More Races - Hispanic 5 0.11%
Black or African American Alone - Non Hispanic 23 0.53%
White Alone - Non Hispanic 551 12.57%
American Indian and Alaska Native Alone - Non Hispanic 3,426 78.18%
Asian Alone - Non Hispanic 7 0.16%
Native Hawaiian And Pacific Islander Alone - Non Hispanic 1 0.02%
Two Or More Races - Non Hispanic 154 3.51%