In 2020, Sioux County, ND had a population of 4.34k people with a median age of 28.6 and a median household income of $41,893. Between 2019 and 2020 the population of Sioux County, ND declined from 4,373 to 4,339, a −0.777% decrease and its median household income grew from $38,939 to $41,893, a 7.59% increase.
The 5 largest ethnic groups in Sioux County, ND are American Indian & Alaska Native (Non-Hispanic) (81.1%), White (Non-Hispanic) (12.3%), Other (Hispanic) (1.8%), American Indian & Alaska Native (Hispanic) (1.66%), and Two+ (Non-Hispanic) (1.57%).
None of the households in Sioux County, ND reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
100% of the residents in Sioux County, ND are U.S. citizens.
The largest universities in Sioux County, ND are Sitting Bull College (65 degrees awarded in 2020).
In 2020, the median property value in Sioux County, ND was $83,300, and the homeownership rate was 48.7%. Most people in Sioux County, ND drove alone to work, and the average commute time was 17.2 minutes. The average car ownership in Sioux County, ND was 2 cars per household.