In 2018, Bennett County, SD had a population of 3.44k people with a median age of 29 and a median household income of $48,348. Between 2017 and 2018 the population of Bennett County, SD declined from 3,440 to 3,437, a -0.0872% decrease and its median household income grew from $45,725 to $48,348, a 5.74% increase.
The 5 largest ethnic groups in Bennett County, SD are American Indian & Alaska Native (Non-Hispanic) (51.8%), White (Non-Hispanic) (33.6%), Two+ (Non-Hispanic) (5.79%), Two+ (Hispanic) (4.66%), and White (Hispanic) (1.86%). NaNk% of the people in Bennett County, SD speak a non-English language, and 99.6% are U.S. citizens.
The median property value in Bennett County, SD is $75,700, and the homeownership rate is 63.4%. Most people in Bennett County, SD commute by Drove Alone, and the average commute time is 15.7 minutes. The average car ownership in Bennett County, SD is 2 cars per household.