In 2017, Custer County, SD had a population of 8.52k people with a median age of 53.8 and a median household income of $56,449. Between 2016 and 2017 the population of Custer County, SD grew from 8,447 to 8,519, a 0.852% increase and its median household income grew from $52,891 to $56,449, a 6.73% increase.
The population of Custer County, SD is 90.6% White Alone, 3.56% American Indian & Alaska Native Alone, and 3.04% Hispanic or Latino. N/A% of the people in Custer County, SD speak a non-English language, and 98.4% are U.S. citizens.
The median property value in Custer County, SD is $202,600, and the homeownership rate is 82.8%. Most people in Custer County, SD commute by Drove Alone, and the average commute time is 24 minutes. The average car ownership in Custer County, SD is 2 cars per household.