In 2020, Buchanan County, MO had a population of 87.9k people with a median age of 38.3 and a median household income of $51,933. Between 2019 and 2020 the population of Buchanan County, MO declined from 88,460 to 87,904, a −0.629% decrease and its median household income grew from $51,916 to $51,933, a 0.0327% increase.
The 5 largest ethnic groups in Buchanan County, MO are White (Non-Hispanic) (82.7%), Black or African American (Non-Hispanic) (4.73%), Two+ (Non-Hispanic) (3.96%), White (Hispanic) (3.33%), and Other (Hispanic) (2%).
None of the households in Buchanan County, MO 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.
98% of the residents in Buchanan County, MO are U.S. citizens.
In 2020, the median property value in Buchanan County, MO was $126,000, and the homeownership rate was 62.1%. Most people in Buchanan County, MO drove alone to work, and the average commute time was 16.8 minutes. The average car ownership in Buchanan County, MO was 2 cars per household.