Identifiers: city · CDP
| Rank | Community | Population |
|---|---|---|
| 1 | Austin (city), TX | 961,855 |
| 2 | San Marcos (city), TX | 67,553 |
| 3 | Kyle (city), TX | 45,697 |
| 4 | Buda (city), TX | 15,108 |
| 5 | Lockhart (city), TX | 14,379 |
| 6 | Manor (city), TX | 13,652 |
| 7 | Hornsby Bend (CDP), TX | 12,168 |
| 8 | Bee Cave (city), TX | 9,144 |
| 9 | Belterra (CDP), TX | 6,170 |
| 10 | Shady Hollow (CDP), TX | 4,822 |
| 11 | Dripping Springs (city), TX | 4,650 |
| 12 | Redwood (CDP), TX | 4,003 |
| 13 | West Lake Hills (city), TX | 3,444 |
| 14 | Barton Creek (CDP), TX | 3,356 |
| 15 | Manchaca (CDP), TX | 2,266 |
| 16 | Uhland (city), TX | 1,588 |
| 17 | Rollingwood (city), TX | 1,467 |
| 18 | Lost Creek (CDP), TX | 1,276 |
| 19 | Martindale (city), TX | 1,253 |
| 20 | Mustang Ridge (city), TX | 944 |