| Place Name | Spanish Lake |
| Place Type | Census Designated Place |
| ZIP Code(s) | 63033 63034 63137 63138 |
| County | Saint Louis County |
| Area Code(s) | 314 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 20,313 |
| Population Growth Rate (2010-19) | -6.30% |
| Majority Ethnicity | African American 83.06% |
| Metro/Micro Stats Area | St. Louis, MO-IL |
| US Congressional District(s) | Missouri 1st |
| State House Districts | 66,67 |
| State Senate Districts | 13 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 15.17% |
| African American | 83.06% |
| Hispanic | 0% |
| Asian | 0.01% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.77% |