St. Louis County
| Use attributes for filter ! | |
| Area | 1355 |
|---|---|
| Population | 996,726 (2017) |
| County seat | Clayton |
| Largest city | Florissant |
| Cities | Chesterfield |
| Florissant | |
| Maryland Heights | |
| Fenton | |
| Clayton | |
| Did you know | St. Louis County is the second-highest-income Missouri location by per capita income ($33,344). |
| Date of Reg. | |
| Date of Upd. | |
| ID | 883843 |
About St. Louis County
St. Louis County is located in the far eastern portion of the U. S. state of Missouri. It is bounded by the city of St. Louis and the Mississippi River to the east, the Missouri River to the north, and the Meramec River to the south.
