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States / Missouri / St. Louis County

St. Louis County

Population 999,703 · ACS 2020-2024

Median Household Income
$82,936
Median Home Value
$276,800
Median Gross Rent
$1,209/mo
Poverty Rate
9.8%
Unemployment Rate
4.3%
Homeownership Rate
69.2%
Bachelor's Degree or Higher
47.4%
Median Age
40.3

Population Over Time

St. Louis County shrank 0.5% from 2014 to 2024.

2014
1,000,423
2016
1,000,560
2018
998,684
2020
996,179
2022
999,703
2024
995,569

Business & Industry

St. Louis County has 29,717 business establishments employing 629,036 people.

Health care and social assistance
5,052
Professional, scientific, and technical services
3,503
Other services (except public administration)
2,622
Finance and insurance
2,425
Accommodation and food services
2,242
Construction
1,983
Wholesale trade
1,615
Administrative and support and waste management and remediation services
1,599

Establishments by industry sector. Source: U.S. Census Bureau, County Business Patterns.

Source: U.S. Census Bureau, American Community Survey, ACS 2020-2024.

St. Louis County: Population, Income & Housing | CityMetricsUSA