| Place Name | Armstrong |
| Place Type | Unincorporated |
| ZIP Code(s) | 78338 |
| County | Kenedy County |
| Area Code(s) | 361 |
| Timezone | Central Daylight Time (CDT) |
| Population () | |
| Metro/Micro Stats Area | Kingsville, TX |
| US Congressional District(s) | Texas 34th |
| State House Districts | 31 |
| State Senate Districts | 27 |