| Place Name | La Coste |
| Place Type | Unincorporated |
| ZIP Code(s) | 78039 |
| County | Medina County |
| Area Code(s) | 830 |
| Timezone | Central Daylight Time (CDT) |
| Population () | |
| Metro/Micro Stats Area | San Antonio-New Braunfels, TX |
| US Congressional District(s) | Texas 23rd |
| State House Districts | 53 |
| State Senate Districts | 24 |