| Official Zip Code Name | Nixon |
| Zip Code State | Texas |
| Primary County: | Gonzales |
| Area Code | 830 |
| Current Population: | 37081 |
| Racial Majority: | White 62.49% |
| Median Household Income | $55618 |
| Average Adjusted Gross Income | $89060 |
| Time Zone: | 6 |
| Elevation Range | 350 ft. |
| Area | 175.041 Sqm. |
| Coordinates(Y,X) | 29.376110, -97.735856 |