| Place Name | Nixon |
| Place Type | City |
| ZIP Code(s) | 78140 |
| County | Gonzales County |
| Area Code(s) | 830 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 2,567 |
| Population Growth Rate (2010-19) | -1.84% |
| Majority Ethnicity | Hispanic 0% |
| US Congressional District(s) | Texas 34th |
| State House Districts | 17 |
| State Senate Districts | 18 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 41.26% |
| African American | 1.99% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 56.74% |