20 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Austin | 1 | 989,252 | 965,827 | 0.48% | 3,031 | 326.37 | City |
| Leander | 2 | 92,871 | 60,860 | 7.4% | 2,401 | 38.69 | City |
| Pflugerville | 3 | 65,176 | 65,488 | -0.1% | 2,524 | 25.82 | City |
| Manor | 4 | 24,273 | 14,112 | 9.14% | 2,476 | 9.80 | City |
| Brushy Creek | 5 | 22,412 | 18,593 | 0.2% | 3,474 | 6.45 | CDP |
| Steiner Ranch | 6 | 22,349 | 16,424 | 7.14% | 3,367 | 6.64 | CDP |
| Wells Branch | 7 | 14,396 | 12,512 | 1.07% | 5,924 | 2.43 | CDP |
| Lago Vista | 8 | 10,692 | 8,984 | 3.3% | 740 | 14.44 | City |
| Bee Cave | 9 | 8,262 | 9,159 | -2.12% | 948 | 8.72 | City |
| Hudson Bend | 10 | 3,845 | 2,438 | 1.53% | 964 | 3.99 | CDP |
| Barton Creek | 11 | 3,273 | 2,395 | 0.4% | 668 | 4.90 | CDP |
| West Lake Hills | 12 | 3,015 | 3,429 | -2.68% | 839 | 3.59 | City |
| Jonestown | 13 | 2,735 | 2,385 | 2.63% | 419 | 6.53 | City |
| Manchaca | 14 | 2,268 | 1,370 | 3.47% | 1,160 | 1.96 | CDP |
| The Hills | 15 | 2,210 | 2,615 | -3.54% | 2,058 | 1.07 | Village |
| Lost Creek | 16 | 1,449 | 1,123 | 7.17% | 725 | 2 | CDP |
| Rollingwood | 17 | 1,393 | 1,470 | -1.07% | 1,996 | 0.70 | City |
| Point Venture | 18 | 1,252 | 1,264 | -0.16% | 1,463 | 0.86 | Village |
| Sunset Valley | 19 | 588 | 677 | -2.97% | 421 | 1.40 | City |
| Volente | 20 | 465 | 560 | -3.93% | 220 | 2.12 | Village |
Austin is the largest city in Travis County, with a population of 989,252.
Volente is the smallest city in Travis County.
There are 20 cities in Travis County, Texas.