Census Dots

Sioux County Demographics

A map of Sioux County's Population by Race

Race
PopulationPercent
Native American/Other
3,28184.2%
White
40110.3%
Multiracial
1483.8%
Hispanic
631.6%
Black
30.1%
Asian
20.1%

Sioux County, North Dakota had a population of 3,898 in 2020. It was 10.3% White, 0.1% Black, 0.1% Asian, 1.6% Hispanic, 84.2% Native American/Other, and 3.8% Multiracial. This map presents the population of Sioux County, with one dot drawn for each person counted in the 2020 Census, color-coded by race.

Sioux County is the 29th most populous county of the 53 counties in North Dakota.

Sioux County's White Population

401 residents of Sioux County identify as White, or 10.3%. This makes the White share of the population of Sioux County considerably less than the White share of the population of North Dakota (81.7% White). Of the 53 counties in North Dakota, Sioux County is ranked #53 in terms of White residents as a share of the population.

Sioux County is less White than neighboring Corson County (24.5% White), Grant County (94.3% White), Morton County (86.5% White), Emmons County (95.8% White), and Dewey County (16.2% White).

Sioux County's Black Population

3 residents of Sioux County identify as Black, or 0.1%. This makes the Black share of the population of Sioux County roughly similar to the Black share of the population of North Dakota (3.4% Black). Of the 53 counties in North Dakota, Sioux County is ranked #48 in terms of Black residents as a share of the population.

Sioux County is more Black than neighboring Emmons County (0% Black). Sioux County is less Black than neighboring Corson County (0.2% Black), Grant County (0.4% Black), Morton County (1.4% Black), and Dewey County (0.2% Black).

Sioux County's Asian Population

2 residents of Sioux County identify as Asian, or 0.1%. This makes the Asian share of the population of Sioux County roughly similar to the Asian share of the population of North Dakota (1.7% Asian). Of the 53 counties in North Dakota, Sioux County is ranked #47 in terms of Asian residents as a share of the population.

Sioux County is less Asian than neighboring Corson County (0.5% Asian), Grant County (0.5% Asian), Morton County (0.5% Asian), and Emmons County (0.4% Asian).

Sioux County's Hispanic Population

63 residents of Sioux County identify as Hispanic, or 1.6%. This makes the Hispanic share of the population of Sioux County roughly similar to the Hispanic share of the population of North Dakota (4.3% Hispanic). Of the 53 counties in North Dakota, Sioux County is ranked #40 in terms of Hispanic residents as a share of the population.

Sioux County is more Hispanic than neighboring Corson County (1.2% Hispanic), Grant County (1.1% Hispanic), Emmons County (1.1% Hispanic), and Dewey County (1.5% Hispanic). Sioux County is less Hispanic than neighboring Morton County (3.9% Hispanic).

Sioux County's Native American/Other Population

3,281 residents of Sioux County identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other, or 84.2%. This makes the Native American/Other share of the population of Sioux County considerably larger than the Native American/Other share of the population of North Dakota (5.1% Native American/Other). Of the 53 counties in North Dakota, Sioux County is ranked #1 in terms of Native American/Other residents as a share of the population.

Sioux County is more Native American/Other than neighboring Corson County (69.2% Native American/Other), Grant County (1.4% Native American/Other), Morton County (4.1% Native American/Other), Emmons County (0.6% Native American/Other), and Dewey County (78% Native American/Other).

Sioux County's Multiracial Population

148 residents of Sioux County identify as Multiracial, or 3.8%. This makes the Multiracial share of the population of Sioux County roughly similar to the Multiracial share of the population of North Dakota (3.9% Multiracial). Of the 53 counties in North Dakota, Sioux County is ranked #14 in terms of Multiracial residents as a share of the population.

Sioux County is more Multiracial than neighboring Grant County (2.3% Multiracial), Morton County (3.6% Multiracial), and Emmons County (2.2% Multiracial). Sioux County is less Multiracial than neighboring Corson County (4.4% Multiracial), and Dewey County (4% Multiracial).

Source: 2020 Census State Redistricting Data and Census TIGER/Line Shapefiles.