| County : | Gonzales County |
| State : | Texas (TX) |
| Land Area : | 1,066.68 sq mi |
| Water Area : | 3.17 sq mi |
| Latitude : | 29.4687041 |
| Longitude : | -97.4777382 |
| Population (2010): | 19,807 |
| Population Estimate (2012) : | 19,773 |
| Population Density : | 18.57/sq mi |
| Housing Units (2012) : | 8,794 |
| Median Household Income (2012) : | $39,115 (Texas : $51,563, USA : $53,046) |
| Median Family Income (2012) : | $44,422 (Texas : $60,621, USA : $64,585) |
| Median House Price (2012) : | $78,400 (Texas : $128,000, USA : $181,400) |
Gonzales County Cities / Towns
| Gonzales City (7,237) | Nixon City (2,385) | Smiley City (549) |
| Waelder City (1,065) |
Gonzales County Zip Codes
| 77954 (11,506) | 77984 (4,295) | 78122 (418) |
| 78140 (3,380) | 78159 (1,023) | 78614 (456) |
| 78629 (11,887) | 78632 (910) | 78648 (7,683) |
| 78677 (92) | 78941 (2,962) | 78959 (1,837) |