| Zip Code : | 78591 |
| City : | Santa Anna |
| County : | Starr County |
| State : | Texas (TX) |
| Land Area : | 124.79 sq mi |
| Water Area : | 0.05 sq mi |
| Latitude : | 26.5829294 |
| Longitude : | -98.5216320 |
| Population (2010): | 265 |
| Population Estimate (2012) : | 148 |
| Population Density : | 2.12/sq mi |
| Housing Units (2012) : | 132 |
| Median Household Income (2012) : | $27,750 (Texas : $51,563, USA : $53,046) |
| Median Family Income (2012) : | $47,639 (Texas : $60,621, USA : $64,585) |
| Median House Price (2012) : | $57,500 (Texas : $128,000, USA : $181,400) |