In 2021, Warren County, MO had a population of 35k people with a median age of 41.4 and a median household income of $68,350. Between 2020 and 2021 the population of Warren County, MO declined from 35,090 to 35,033, a −0.162% decrease and its median household income grew from $64,735 to $68,350, a 5.58% increase.
The 5 largest ethnic groups in Warren County, MO are White (Non-Hispanic) (90.6%), Two+ (Non-Hispanic) (3.05%), Black or African American (Non-Hispanic) (1.82%), Two+ (Hispanic) (1.16%), and White (Hispanic) (0.868%).
None of the households in Warren 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.
99.9% of the residents in Warren County, MO are U.S. citizens.
In 2021, the median property value in Warren County, MO was $190,700, and the homeownership rate was 81.6%.
Most people in Warren County, MO drove alone to work, and the average commute time was 30 minutes. The average car ownership in Warren County, MO was 2 cars per household.
Warren County, MO borders Franklin County, MO, Gasconade County, MO, Lincoln County, MO, Montgomery County, MO, and St. Charles County, MO.