In 2020, Kearny County, KS had a population of 3.86k people with a median age of 35.5 and a median household income of $46,464. Between 2019 and 2020 the population of Kearny County, KS declined from 3,907 to 3,863, a −1.13% decrease and its median household income declined from $52,599 to $46,464, a −11.7% decrease.
The 5 largest ethnic groups in Kearny County, KS are White (Non-Hispanic) (65.9%), White (Hispanic) (24.7%), Other (Hispanic) (5.36%), Black or African American (Hispanic) (1.66%), and Black or African American (Non-Hispanic) (1.29%).
None of the households in Kearny 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.
93.2% of the residents in Kearny County, KS are U.S. citizens.
In 2020, the median property value in Kearny County, KS was $91,200, and the homeownership rate was 71.3%. Most people in Kearny County, KS drove alone to work, and the average commute time was 17.6 minutes. The average car ownership in Kearny County, KS was 2 cars per household.