In 2021, Clark County, SD had a population of 3.79k people with a median age of 40.3 and a median household income of $54,473. Between 2020 and 2021 the population of Clark County, SD grew from 3,715 to 3,791, a 2.05% increase and its median household income grew from $50,709 to $54,473, a 7.42% increase.
The 5 largest ethnic groups in Clark County, SD are White (Non-Hispanic) (93.1%), Two+ (Non-Hispanic) (2.11%), Other (Hispanic) (2.03%), White (Hispanic) (1.29%), and Black or African American (Non-Hispanic) (0.422%).
None of the households in Clark 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.
98.8% of the residents in Clark County, SD are U.S. citizens.
In 2021, the median property value in Clark County, SD was $116,100, and the homeownership rate was 81.7%.
Most people in Clark County, SD drove alone to work, and the average commute time was 20 minutes. The average car ownership in Clark County, SD was 2 cars per household.
Clark County, SD borders Beadle County, SD, Codington County, SD, Day County, SD, Hamlin County, SD, Kingsbury County, SD, and Spink County, SD.