In 2023, Waldo, KS had a population of 22 people with a median age of 71.6 and a median household income of $40,750. Between 2022 and 2023 the population of Waldo, KS declined from 51 to 22, a −56.9% decrease and its median household income grew from $37,143 to $40,750, a 9.71% increase.
The 5 largest ethnic groups in Waldo, KS are White (Non-Hispanic) (100%), White (Hispanic) (0%), Black or African American (Non-Hispanic) (0%), Black or African American (Hispanic) (0%), and American Indian & Alaska Native (Non-Hispanic) (0%).
None of the households in Waldo, 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.
100% of the residents in Waldo, KS are U.S. citizens.
Most people in Waldo, KS drove alone to work, and the average commute time was 26.6 minutes. The average car ownership in Waldo, KS was 1 car per household.