| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Austin | 1 | 1,011,743 | 962,163 | 0.91% | 3,113 | 325 | City |
| Leander | 2 | 97,835 | 60,868 | 7.36% | 2,529 | 39 | City |
| Pflugerville | 3 | 68,765 | 65,486 | 0.66% | 2,622 | 26 | City |
| Manor | 4 | 24,952 | 14,122 | 8.16% | 2,545 | 10 | City |
| Lago Vista | 5 | 10,819 | 8,978 | 3.06% | 749 | 14 | City |
| Bee Cave | 6 | 8,321 | 9,156 | -1.69% | 954 | 9 | City |
| West Lake Hills | 7 | 3,179 | 3,458 | -1.55% | 885 | 4 | City |
| Jonestown | 8 | 2,748 | 2,407 | 2.27% | 402 | 7 | City |
| The Hills | 9 | 2,257 | 2,613 | -2.8% | 2,101 | 1 | Village |
| Rollingwood | 10 | 1,461 | 1,475 | -0.34% | 2,093 | 1 | City |
| Point Venture | 11 | 1,230 | 1,259 | -0.24% | 1,437 | 1 | Village |
| Sunset Valley | 12 | 598 | 676 | -2.29% | 428 | 1 | City |
| Volente | 13 | 512 | 561 | -1.73% | 242 | 2 | Village |
Austin is the largest city in Travis County, with a population of 1,011,743.
Volente is the smallest city in Travis County, with a population of 512.
There are 13 cities in Travis County, Texas.