In 2018, St. Louis County, MO had a population of 997k people with a median age of 40.4 and a median household income of $66,778. Between 2017 and 2018 the population of St. Louis County, MO grew from 996,726 to 996,945, a 0.022% increase and its median household income grew from $64,784 to $66,778, a 3.08% increase.
The 5 largest ethnic groups in St. Louis County, MO are White (Non-Hispanic) (65.5%), Black or African American (Non-Hispanic) (24.4%), Asian (Non-Hispanic) (4.56%), White (Hispanic) (2.18%), and Two+ (Non-Hispanic) (2.11%). 9.88% of the households in St. Louis County, MO speak a non-English language at home as their primary language, and 96.4% 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 (5,616 degrees awarded in 2019), Webster University (4,507 degrees), and University of Missouri-St Louis (2,993 degrees).
In 2018, the median property value in St. Louis County, MO was $210,000, and the homeownership rate was 67%. Most people in St. Louis County, MO drove alone to work, and the average commute time was 22.6 minutes. The average car ownership in St. Louis County, MO was 2 cars per household.