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Population Review

St. Louis County, MO — Population & Demographics

St. Louis County, MO has a population of 996,618. The median household income is $81,340 and the median age is 40.2.

996,618

Population

$81,340

Median Income

$260,700

Median Home Value

40.2

Median Age

Race & Ethnicity

White63.0%
Black or African American24.2%
Asian0.0%
Hispanic or Latino (any race)1.1%
Two or More Races0.0%

Economy & Income

$81,340

Median Household Income

$51,085

Per Capita Income

6.7%

Poverty Rate

2.7%

Unemployment

Housing

$260,700

Median Home Value

$1,164

Median Rent

69.0%

Homeownership

Education

94.4%

High School+

46.9%

Bachelor's+

Frequently Asked Questions

St. Louis County, MO has a population of 996,618 according to Census ACS 2023 data.

The median household income in St. Louis County, MO is $81,340.

Data from the American Community Survey (ACS) 5-Year estimates.