In 2018, St. Charles County, MO had a population of 399k people with a median age of 38.7 and a median household income of $81,663. Between 2017 and 2018 the population of St. Charles County, MO grew from 395,504 to 399,182, a 0.93% increase and its median household income grew from $81,594 to $81,663, a 0.0846% increase.
The 5 largest ethnic groups in St. Charles County, MO are White (Non-Hispanic) (86.8%), Black or African American (Non-Hispanic) (4.79%), Asian (Non-Hispanic) (2.73%), White (Hispanic) (2.56%), and Two or More Races (Non-Hispanic) (1.98%). N/A% of the people in St. Charles County, MO speak a non-English language, and 98.2% are U.S. citizens.
The largest universities in St. Charles County, MO are Lindenwood University (3,198 degrees awarded in 2017), St Charles Community College (912 degrees), and Vatterott College-St Charles (191 degrees).
The median property value in St. Charles County, MO is $228,800, and the homeownership rate is 80.4%. Most people in St. Charles County, MO commute by Drove Alone, and the average commute time is 23.9 minutes. The average car ownership in St. Charles County, MO is 2 cars per household.