In 2021, Clay County, SD had a population of 14.8k people with a median age of 24.7 and a median household income of $56,077. Between 2020 and 2021 the population of Clay County, SD grew from 14,076 to 14,816, a 5.26% increase and its median household income grew from $51,447 to $56,077, a 9% increase.
The 5 largest ethnic groups in Clay County, SD are White (Non-Hispanic) (85.9%), American Indian & Alaska Native (Non-Hispanic) (3.16%), Asian (Non-Hispanic) (2.94%), Two+ (Non-Hispanic) (2.72%), and Black or African American (Non-Hispanic) (1.61%).
None of the households in Clay 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.
97.2% of the residents in Clay County, SD are U.S. citizens.
The largest universities in Clay County, SD are University of South Dakota (2,185 degrees awarded in 2021).
In 2021, the median property value in Clay County, SD was $179,000, and the homeownership rate was 54%.
Most people in Clay County, SD drove alone to work, and the average commute time was 16.3 minutes. The average car ownership in Clay County, SD was 2 cars per household.
Clay County, SD borders Cedar County, NE, Dixon County, NE, Lincoln County, SD, Turner County, SD, Union County, SD, and Yankton County, SD.