In 2018, Coffey County, KS had a population of 8.3k people with a median age of 44 and a median household income of $58,636. Between 2017 and 2018 the population of Coffey County, KS declined from 8,328 to 8,296, a -0.384% decrease and its median household income declined from $58,662 to $58,636, a -0.0443% decrease.
The 5 largest ethnic groups in Coffey County, KS are White (Non-Hispanic) (93.4%), Two+ (Non-Hispanic) (2.27%), White (Hispanic) (2.13%), American Indian & Alaska Native (Non-Hispanic) (0.735%), and Black or African American (Non-Hispanic) (0.615%). 0% of the households in Coffey County, KS speak a non-English language at home as their primary language, and 99.7% of the residents in Coffey County, KS are U.S. citizens.
In 2018, the median property value in Coffey County, KS was $117,700, and the homeownership rate was 77.1%. Most people in Coffey County, KS drove alone to work, and the average commute time was 19.4 minutes. The average car ownership in Coffey County, KS was 2 cars per household.