St. Louis County, Missouri
Total Population: 996,618
County Seat: Clayton
Median Home Value
$260,700
Owner-occupied units
Median Household Income
$81,340
Across all households
Median Age
40.2 yrs
Across all residents
Bachelor's Degree+
46.9%
Adults 25 and older
Nearby Counties
Demographics
14 fieldsRacial & Ethnic Composition
Under 18 Years
22.1%
65 Years and Over
18.7%
Male
47.8%
Female
52.2%
U.S. Citizens (18+)
96.0%
No Health Insurance
5.8%
Education
3 fieldsHigh School Graduate or Higher (25+)
94.4%
Bachelor's Degree or Higher (25+)
46.9%
Enrolled in College (18+)
7.6%
Economics
6 fieldsMedian Household Income
$81,340
Mean Household Income
$121,117
Per Capita Income
$51,085
Unemployment Rate (16+)
4.2%
In Labor Force (19–64)
81.9%
SNAP / Food Stamps
7.9%
Housing & Households
13 fieldsMedian Home Value
$260,700
Median Rent
$1,164/mo
Total Housing Units
445,472
Owner-Occupied
69.0%
Renter-Occupied
31.0%
Vacancy Rate
6.9%
Married Couple Households
44.9%
Cohabiting Couple Households
5.9%
Male Householder, No Partner
17.4%
Female Householder, No Partner
31.9%
Average Household Size
2.36
Broadband Internet Access
92.4%
Housing Built Since 2010
3.8%
Source: U.S. Census Bureau, American Community Survey 2023 5-Year Estimates. County FIPS 29189.