| Place Name | Mountain City |
| Place Type | City |
| ZIP Code(s) | 78610 |
| County | Hays County |
| Area Code(s) | 512,737 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 748 |
| Population Growth Rate (2010-19) | -4.01% |
| Majority Ethnicity | White 72.31% |
| Metro/Micro Stats Area | Austin-Round Rock-Georgetown, TX |
| US Congressional District(s) | Texas 35th |
| State House Districts | 45 |
| State Senate Districts | 25 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 72.31% |
| African American | 0% |
| Hispanic | 1.15% |
| Asian | 1.79% |
| Native American | 0.26% |
| Hawaiin/Pacific Islander | 24.49% |