In 2022, Bennett County, SD had a population of 3.39k people with a median age of 27 and a median household income of $44,821. Between 2021 and 2022 the population of Bennett County, SD declined from 3,411 to 3,391, a −0.586% decrease and its median household income grew from $40,664 to $44,821, a 10.2% increase.
The 5 largest ethnic groups in Bennett County, SD are American Indian & Alaska Native (Non-Hispanic) (50.3%), White (Non-Hispanic) (36.4%), White (Hispanic) (4.1%), American Indian & Alaska Native (Hispanic) (3.42%), and Two+ (Non-Hispanic) (2.51%).
None of the households in Bennett County, SD 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.
99.1% of the residents in Bennett County, SD are U.S. citizens.
In 2022, the median property value in Bennett County, SD was $128,100, and the homeownership rate was 60.7%.
Most people in Bennett County, SD drove alone to work, and the average commute time was 11.1 minutes. The average car ownership in Bennett County, SD was 2 cars per household.
Bennett County, SD borders Cherry County, NE, Jackson County, SD, Mellette County, SD, Oglala Lakota County, SD, and Todd County, SD.