The canton Vauréal has 39 communes.
| Code | Name | Population ▼ |
|---|---|---|
| 95637 | Vauréal | 16 079 |
| 95183 | Courdimanche | 7 311 |
| 95388 | Menucourt | 6 184 |
| 95355 | Magny-en-Vexin | 5 779 |
| 95592 | Seraincourt | 1 305 |
| 95658 | Vigny | 1 137 |
| 95535 | Sagy | 1 096 |
| 95541 | Saint-Clair-sur-Epte | 964 |
| 95101 | Bray-et-Lû | 954 |
| 95554 | Saint-Gervais | 878 |
| 95040 | Avernes | 871 |
| 95008 | Aincourt | 854 |
| 95651 | Vétheuil | 849 |
| 95150 | Chaussy | 631 |
| 95170 | Condécourt | 564 |
| 95270 | Genainville | 522 |
| 95253 | Frémainville | 507 |
| 95676 | Villers-en-Arthies | 498 |
| 95348 | Longuesse | 496 |
| 95166 | Cléry-en-Vexin | 476 |
| 95523 | La Roche-Guyon | 399 |
| 95011 | Ambleville | 388 |
| 95656 | Vienne-en-Arthies | 379 |
| 95429 | Montreuil-sur-Epte | 377 |
| 95119 | Buhy | 329 |
| 95462 | Omerville | 327 |
| 95690 | Wy-dit-Joli-Village | 326 |
| 95139 | La Chapelle-en-Vexin | 320 |
| 95301 | Haute-Isle | 293 |
| 95610 | Théméricourt | 283 |
| 95024 | Arthies | 265 |
| 95543 | Saint-Cyr-en-Arthies | 236 |
| 95309 | Hodent | 225 |
| 95012 | Amenucourt | 212 |
| 95379 | Maudétour-en-Vexin | 208 |
| 95295 | Guiry-en-Vexin | 161 |
| 95046 | Banthelu | 146 |
| 95157 | Chérence | 137 |
| 95141 | Charmont | 32 |