In 2019, Willis, KS had a population of 28 people with a median age of 59.5 and a median household income of $41,250. Between 2018 and 2019 the population of Willis, KS grew from 24 to 28, a 16.7% increase and its median household income declined from $56,250 to $41,250, a −26.7% decrease.
The 5 largest ethnic groups in Willis, KS are White (Non-Hispanic) (89.3%), American Indian & Alaska Native (Non-Hispanic) (10.7%), White (Hispanic) (0%), Black or African American (Non-Hispanic) (0%), and Black or African American (Hispanic) (0%). 0% of the households in Willis, KS speak a non-English language at home as their primary language.
100% of the residents in Willis, KS are U.S. citizens.
In 2019, the median property value in Willis, KS was $41,700, and the homeownership rate was 88.2%. Most people in Willis, KS drove alone to work, and the average commute time was 25.5 minutes. The average car ownership in Willis, KS was 2 cars per household.