The canton Dax-2 has 10 communes.
| Code | Name | Population ▼ |
|---|---|---|
| 40088 | Dax | 22 109 |
| 40202 | Narrosse | 3 387 |
| 40294 | Saugnac-et-Cambran | 1 560 |
| 40207 | Oeyreluy | 1 493 |
| 40125 | Heugas | 1 398 |
| 40300 | Seyresse | 1 029 |
| 40063 | Candresse | 872 |
| 40277 | Saint-Pandelon | 749 |
| 40035 | Bénesse-lès-Dax | 598 |
| 40334 | Yzosse | 386 |