In 2020, Yankton County, SD had a population of 22.7k people with a median age of 42 and a median household income of $61,878. Between 2019 and 2020 the population of Yankton County, SD grew from 22,717 to 22,746, a 0.128% increase and its median household income grew from $58,342 to $61,878, a 6.06% increase.
The 5 largest ethnic groups in Yankton County, SD are White (Non-Hispanic) (87.9%), American Indian & Alaska Native (Non-Hispanic) (3.15%), White (Hispanic) (3.09%), Two+ (Non-Hispanic) (2.41%), and Black or African American (Non-Hispanic) (1.44%).
None of the households in Yankton 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.
98.4% of the residents in Yankton County, SD are U.S. citizens.
In 2020, the median property value in Yankton County, SD was $152,800, and the homeownership rate was 69.4%. Most people in Yankton County, SD drove alone to work, and the average commute time was 14.4 minutes. The average car ownership in Yankton County, SD was 2 cars per household.