In 2021, Spink County, SD had a population of 6.41k people with a median age of 43.9 and a median household income of $63,802. Between 2020 and 2021 the population of Spink County, SD declined from 6,438 to 6,408, a −0.466% decrease and its median household income grew from $62,125 to $63,802, a 2.7% increase.
The 5 largest ethnic groups in Spink County, SD are White (Non-Hispanic) (91.9%), White (Hispanic) (2.7%), Two+ (Non-Hispanic) (2.22%), Black or African American (Non-Hispanic) (1.65%), and American Indian & Alaska Native (Non-Hispanic) (0.749%).
None of the households in Spink 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.
99.6% of the residents in Spink County, SD are U.S. citizens.
In 2021, the median property value in Spink County, SD was $102,000, and the homeownership rate was 76.7%.
Most people in Spink County, SD drove alone to work, and the average commute time was 17.7 minutes. The average car ownership in Spink County, SD was 2 cars per household.
Spink County, SD borders Beadle County, SD, Brown County, SD, Clark County, SD, Day County, SD, Faulk County, SD, and Hand County, SD.