In 2020, Doniphan County, KS had a population of 7.62k people with a median age of 41.8 and a median household income of $51,953. Between 2019 and 2020 the population of Doniphan County, KS declined from 7,684 to 7,616, a −0.885% decrease and its median household income grew from $49,703 to $51,953, a 4.53% increase.
The 5 largest ethnic groups in Doniphan County, KS are White (Non-Hispanic) (89.8%), Black or African American (Non-Hispanic) (4.94%), White (Hispanic) (2.15%), Two+ (Non-Hispanic) (2.07%), and American Indian & Alaska Native (Hispanic) (0.368%).
None of the households in Doniphan 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.
99.3% of the residents in Doniphan County, KS are U.S. citizens.
The largest universities in Doniphan County, KS are Highland Community College (155186) (617 degrees awarded in 2021).
In 2020, the median property value in Doniphan County, KS was $100,000, and the homeownership rate was 76.7%.
Most people in Doniphan County, KS drove alone to work, and the average commute time was 21.7 minutes. The average car ownership in Doniphan County, KS was 2 cars per household.