In 2019, Waldo, KS had a population of 53 people with a median age of 48.5 and a median household income of $31,000. Between 2018 and 2019 the population of Waldo, KS declined from 62 to 53, a −14.5% decrease and its median household income declined from $33,750 to $31,000, a −8.15% decrease.
The 5 largest ethnic groups in Waldo, KS are White (Non-Hispanic) (96.2%), American Indian & Alaska Native (Non-Hispanic) (3.77%), White (Hispanic) (0%), Black or African American (Non-Hispanic) (0%), and Black or African American (Hispanic) (0%). 0% of the households in Waldo, KS speak a non-English language at home as their primary language.
100% of the residents in Waldo, KS are U.S. citizens.
In N/A, the median property value in Waldo, KS was N/A, and the homeownership rate was 63.6%. Most people in Waldo, KS drove alone to work, and the average commute time was 25.5 minutes. The average car ownership in Waldo, KS was 1 car per household.