| Place Name | Lago Vista |
| Place Type | City |
| ZIP Code(s) | 78645 78654 78669 |
| County | Travis County |
| Area Code(s) | 512,737 |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 6,099 |
| Population Growth Rate (2010-19) | 47.26% |
| Majority Ethnicity | White 81.73% |
| Metro/Micro Stats Area | Austin-Round Rock-Georgetown, TX |
| US Congressional District(s) | Texas 25th |
| State House Districts | 47 |
| State Senate Districts | 14 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 81.73% |
| African American | 1.82% |
| Hispanic | 0% |
| Asian | 0.19% |
| Native American | 0.26% |
| Hawaiin/Pacific Islander | 16.01% |