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 population of St. Louis County, MO is 65.5% White Alone, 24.4% Black or African American Alone, and 4.56% Asian Alone. 9.88% of the people in St. Louis County, MO speak a non-English language, and 96.4% are U.S. citizens.
The largest universities in St. Louis County, MO are Webster University (5,644 degrees awarded in 2017), Washington University in St Louis (5,312 degrees), and University of Missouri-St Louis (3,223 degrees).
The median property value in St. Louis County, MO is $210,000, and the homeownership rate is 67%. Most people in St. Louis County, MO commute by Drove Alone, and the average commute time is 22.6 minutes. The average car ownership in St. Louis County, MO is 2 cars per household.