13 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Austin | 1 | 1,007,435 | 965,893 | 0.69% | 3,100 | 325 | City |
| Leander | 2 | 100,843 | 60,847 | 7.08% | 2,607 | 39 | City |
| Pflugerville | 3 | 67,483 | 65,490 | 0.49% | 2,573 | 26 | City |
| Manor | 4 | 25,204 | 14,091 | 7.93% | 2,571 | 10 | City |
| Lago Vista | 5 | 10,809 | 8,984 | 2.89% | 748 | 14 | City |
| Bee Cave | 6 | 8,188 | 9,153 | -1.93% | 939 | 9 | City |
| West Lake Hills | 7 | 3,097 | 3,429 | -1.74% | 862 | 4 | City |
| Jonestown | 8 | 2,728 | 2,388 | 2.13% | 399 | 7 | City |
| The Hills | 9 | 2,206 | 2,614 | -2.99% | 2,054 | 1 | Village |
| Rollingwood | 10 | 1,422 | 1,470 | -0.56% | 2,037 | 1 | City |
| Point Venture | 11 | 1,233 | 1,263 | -0.4% | 1,440 | 1 | Village |
| Sunset Valley | 12 | 588 | 674 | -2.33% | 421 | 1 | City |
| Volente | 13 | 503 | 560 | -1.76% | 238 | 2 | Village |
Austin is the largest city in Travis County, with a population of 1,007,435.
Volente is the smallest city in Travis County, with a population of 503.
There are 13 cities in Travis County, Texas.