In 2017, Corson County, SD had a population of 4.18k people with a median age of 28.8 and a median household income of $32,260. Between 2016 and 2017 the population of Corson County, SD grew from 4,170 to 4,177, a 0.168% increase and its median household income grew from $32,115 to $32,260, a 0.452% increase.
The 5 largest ethnic groups in Corson County, SD are American Indian & Alaska Native (Non-Hispanic) (67.4%), White (Non-Hispanic) (29.3%), Two or More Races (Non-Hispanic) (1.84%), Black or African American (Non-Hispanic) (0.455%), and Some Other Race (Hispanic) (0.359%). N/A% of the people in Corson County, SD speak a non-English language, and 99.7% are U.S. citizens.
The median property value in Corson County, SD is $53,300, and the homeownership rate is 53.4%. Most people in Corson County, SD commute by Drove Alone, and the average commute time is 15.8 minutes. The average car ownership in Corson County, SD is 2 cars per household.