In 2019, Wilson County, KS had a population of 8.69k people with a median age of 43.7 and a median household income of $48,341. Between 2018 and 2019 the population of Wilson County, KS declined from 8,780 to 8,688, a −1.05% decrease and its median household income grew from $46,208 to $48,341, a 4.62% increase.
The 5 largest ethnic groups in Wilson County, KS are White (Non-Hispanic) (92%), Two+ (Non-Hispanic) (3.76%), White (Hispanic) (2.61%), Two+ (Hispanic) (0.529%), and American Indian & Alaska Native (Non-Hispanic) (0.495%). 0% of the households in Wilson County, KS speak a non-English language at home as their primary language, and 99.7% of the residents in Wilson County, KS are U.S. citizens.
In 2019, the median property value in Wilson County, KS was $73,500, and the homeownership rate was 73.3%. Most people in Wilson County, KS drove alone to work, and the average commute time was 15.5 minutes. The average car ownership in Wilson County, KS was 2 cars per household.