| 1 | Belterra CDP | 13,101 |
| 2 | Buda city (south-southeast) | 12,631 |
| 3 | Mountain City city (northwest) | 10,786 |
| 4 | Kyle city (northwest) | 10,474 |
| 5 | Buda city (east) | 10,288 |
| 6 | Uhland city (northeast) | 8,916 |
| 7 | Hays city (west-northwest) | 8,887 |
| 8 | Niederwald city (west-northwest) | 8,879 |
| 9 | San Marcos city (south-southwest) | 8,307 |
| 10 | Dripping Springs city (east-southeast) | 8,245 |
| 11 | Buda city (west-northwest) | 8,198 |
| 12 | Buda city (west) | 6,812 |
| 13 | Kyle city (east-northeast) | 6,710 |
| 14 | San Marcos city (north 2) | 6,409 |
| 15 | Uhland city (south-southwest) | 6,083 |
| 16 | San Marcos city (east-northeast) | 5,832 |
| 17 | San Marcos city (north 3) | 5,823 |
| 18 | Driftwood CDP (north-northeast) | 5,798 |
| 19 | San Marcos city (southwest) | 5,436 |
| 20 | Uhland city (north) | 5,286 |
| 21 | San Marcos city (east) | 5,228 |
| 22 | Driftwood CDP (south) | 5,123 |
| 23 | Niederwald city (south) | 5,041 |
| 24 | San Marcos city (west) | 5,033 |
| 25 | Kyle city (south-southeast) | 4,897 |
| 26 | San Marcos city (southeast) | 4,849 |
| 27 | Mountain City city (south-southeast) | 4,774 |
| 28 | Uhland city (southwest) | 4,340 |
| 29 | Driftwood CDP (northwest) | 4,293 |
| 30 | Dripping Springs city (west-southwest) | 4,009 |
| 31 | Wimberley city (southeast) | 4,000 |
| 32 | Hays city (east-southeast) | 3,524 |
| 33 | Wimberley city (northwest) | 3,507 |
| 34 | San Marcos city (northwest) | 3,464 |
| 35 | Mountain City city (north) | 3,275 |
| 36 | Niederwald city (east-northeast) | 3,137 |
| 37 | San Marcos city (north 1) | 3,125 |
| 38 | Mountain City city (south-southwest) | 3,012 |
| 39 | Woodcreek city | 2,972 |
| 40 | Wimberley city (north-northwest) | 2,655 |
| 41 | San Marcos city (northeast 1) | 2,608 |
| 42 | Wimberley city (south) | 2,600 |
| 43 | Driftwood CDP (south-southeast) | 2,302 |
| 44 | Bear Creek village | 2,138 |
| 45 | Dripping Springs city (north-northwest) | 1,966 |
| 46 | San Marcos city (northeast 2) | 1,656 |