In 2021, Decatur County, KS had a population of 2.79k people with a median age of 50.2 and a median household income of $46,733. Between 2020 and 2021 the population of Decatur County, KS declined from 2,826 to 2,792, a −1.2% decrease and its median household income grew from $44,125 to $46,733, a 5.91% increase.
The 5 largest ethnic groups in Decatur County, KS are White (Non-Hispanic) (93.4%), White (Hispanic) (2.83%), Two+ (Non-Hispanic) (1.4%), Black or African American (Non-Hispanic) (0.788%), and American Indian & Alaska Native (Non-Hispanic) (0.788%).
None of the households in Decatur County, KS 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% of the residents in Decatur County, KS are U.S. citizens.
In 2021, the median property value in Decatur County, KS was $66,100, and the homeownership rate was 77.6%.
Most people in Decatur County, KS drove alone to work, and the average commute time was 17.7 minutes. The average car ownership in Decatur County, KS was 2 cars per household.
Decatur County, KS borders Norton County, KS, Rawlins County, KS, Sheridan County, KS, Thomas County, KS, Furnas County, NE, and Red Willow County, NE.