In 2017, Spink County, SD had a population of 6.48k people with a median age of 44.1 and a median household income of $52,000. Between 2016 and 2017 the population of Spink County, SD declined from 6,539 to 6,478, a -0.933% decrease and its median household income grew from $49,859 to $52,000, a 4.29% increase.
The population of Spink County, SD is 95% White Alone, 1.91% American Indian & Alaska Native Alone, and 1.85% Hispanic or Latino. N/A% of the people in Spink County, SD speak a non-English language, and 99.9% are U.S. citizens.
The median property value in Spink County, SD is $77,300, and the homeownership rate is 73.5%. Most people in Spink County, SD commute by Drove Alone, and the average commute time is 14.2 minutes. The average car ownership in Spink County, SD is 2 cars per household.