| Place Name | Rio Vista |
| Place Type | City |
| ZIP Code(s) | 76093 |
| County | Johnson County |
| Area Code(s) | 682,817 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 874 |
| Population Growth Rate (2010-19) | 15.46% |
| Majority Ethnicity | White 97.79% |
| Metro/Micro Stats Area | Dallas-Fort Worth-Arlington, TX |
| US Congressional District(s) | Texas 25th |
| State House Districts | 58 |
| State Senate Districts | 22 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 97.79% |
| African American | 0% |
| Hispanic | 0.49% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 1.72% |