In 2019, Doniphan County, KS had a population of 7.68k people with a median age of 41 and a median household income of $49,703. Between 2018 and 2019 the population of Doniphan County, KS declined from 7,736 to 7,684, a −0.672% decrease and its median household income grew from $49,338 to $49,703, a 0.74% increase.
The 5 largest ethnic groups in Doniphan County, KS are White (Non-Hispanic) (90.3%), Black or African American (Non-Hispanic) (5.88%), White (Hispanic) (2.21%), Two+ (Non-Hispanic) (0.82%), and American Indian & Alaska Native (Hispanic) (0.325%). 0% of the households in Doniphan County, KS speak a non-English language at home as their primary language, and 99.5% of the residents in Doniphan County, KS are U.S. citizens.
The largest universities in Doniphan County, KS are Highland Community College (155186) (689 degrees awarded in 2019).
In 2019, the median property value in Doniphan County, KS was $100,600, and the homeownership rate was 72%. Most people in Doniphan County, KS drove alone to work, and the average commute time was 20.1 minutes. The average car ownership in Doniphan County, KS was 2 cars per household.