In 2021, St. Louis County, MO had a population of 1M people with a median age of 40.3 and a median household income of $72,562. Between 2020 and 2021 the population of St. Louis County, MO grew from 996,179 to 1M, a 0.583% increase and its median household income grew from $68,661 to $72,562, a 5.68% increase.
The 5 largest ethnic groups in St. Louis County, MO are White (Non-Hispanic) (63.9%), Black or African American (Non-Hispanic) (24.1%), Asian (Non-Hispanic) (4.54%), Two+ (Non-Hispanic) (3.99%), and White (Hispanic) (1.35%).
None of the households in St. Louis 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.
96.7% of the residents in St. Louis County, MO are U.S. citizens.
The largest universities in St. Louis County, MO are Washington University in St Louis (5,763 degrees awarded in 2021), Webster University (3,690 degrees), and University of Missouri-St Louis (3,031 degrees).
In 2021, the median property value in St. Louis County, MO was $220,100, and the homeownership rate was 68.8%.
Most people in St. Louis County, MO drove alone to work, and the average commute time was 23.8 minutes. The average car ownership in St. Louis County, MO was 2 cars per household.
St. Louis County, MO borders Madison County, IL, Monroe County, IL, St. Clair County, IL, Franklin County, MO, Jefferson County, MO, St. Charles County, MO, and St. Louis city, MO.