| Name | Saint Louis County |
| State | Missouri |
| FIPS Code | 29189 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 999,147 |
| Population Growth Rate(2000-2022) | 0.52% |
| Majority Ethnicity | White 66.65% |
| Public School Majority Ethnicity | White 50% |
| Partisan Voting Index | Democratic:+12 |
| Unemployment Rate | 3.7% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 66.65% |
| African American | 25.14% |
| Hispanic | 3.22% |
| Asian | 4.88% |
| Native American | 0.09% |
| Hawaiin/Pacific Islander | 0.02% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 50.01% |
| African American | 36.19% |
| Hispanic | 4.59% |
| Asian | 4.99% |
| Native American | 0.17% |
| Hawaiin/Pacific Islander | 0.1% |