St. Louis County, Missouri
MO · FIPS 29189 · ACS 2024 5-Year Estimates
| Metric | Value | vs National | Rank | Percentile |
|---|---|---|---|---|
| Total Population | 995,569 | — | #50 / 3,222 | |
| Median Household Income | $82,936 | +10.4% | #487 / 3,222 | |
| Median Age | 40.3 years | +3.6% | #2,031 / 3,222 | |
| Median Home Value | $276,800 | -1.8% | #746 / 3,222 | |
| Median Gross Rent | $1,209 | +4.0% | #525 / 3,222 | |
| Poverty Rate | 9.8% | -22.3% | #745 / 3,222 | |
Demographics
St. Louis County has a population of 995,569, making it the #50 most populous county in the US. The median age is 40.3 years, which is 3.6% above the national median.
Population Trend
Rankings →Year-over-Year Population Growth
Age & Sex Distribution
Race & Ethnicity
Nativity
Household Type
Economy
The median household income in St. Louis County is $82,936, ranking #487 out of 3,222 counties — 10.4% above the national median. The poverty rate is 9.8% and unemployment stands at 4.3%.
Median Household Income Trend
Rankings →Poverty Rate Trend
Rankings →Housing
The median home value in St. Louis County is $276,800 (-1.8% vs national). Renters pay a median of $1,209/mo and the homeownership rate is 69.2%.
Median Home Value Trend
Rankings →Health
94.3% of residents in St. Louis County have health insurance coverage, which is 2.8% above the national rate.
About St. Louis County, Missouri
St. Louis County, Missouri has a total population of 995,569, making it the 50th most populous county in the United States. The median age in St. Louis County is 40.3 years, which is 3.6% above the national median of 38.9 years.
The median household income in St. Louis County is $82,936, which ranks #487 of 3,222 counties nationwide. This is 10.4% above the national median of $75,149. The poverty rate is 9.8%, lower than the national rate of 12.6%. The unemployment rate stands at 4.3%.
The median home value in St. Louis County is $276,800, 1.8% below the national median. Renters in St. Louis County pay a median gross rent of $1,209 per month. The homeownership rate is 69.2%, compared to the national rate of 64.4%.
In St. Louis County, 47.4% of residents aged 25 and older hold a bachelor's degree or higher, 40.7% above the national average of 33.7%. Health insurance coverage stands at 94.3% of the population. The average commute time for workers is 25.2 min.
St. Louis County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 61.4% of the population, followed by Black (non-Hispanic) (24.0%) and Two or More Races (5.3%).
All data for St. Louis County, Missouri comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.