Astuce :
| nom commune | pop. | code insee | code siren | code postal |
|---|---|---|---|---|
| Aincourt | 870 | 95008 | 219500089 | 95510 |
| Ambleville | 390 | 95011 | 219500113 | 95710 |
| Amenucourt | 208 | 95012 | 219500121 | 95510 |
| Arthies | 267 | 95024 | 219500246 | 95420 |
| Avernes | 866 | 95040 | 200076446 | 95450 |
| Banthelu | 148 | 95046 | 219500469 | 95420 |
| Bray-et-Lû | 957 | 95101 | 219501012 | 95710 |
| Buhy | 327 | 95119 | 219501194 | 95770 |
| la Chapelle-en-Vexin | 316 | 95139 | 219501392 | 95420 |
| Charmont | 33 | 95141 | 219501418 | 95420 |
| Chaussy | 634 | 95150 | 219501509 | 95710 |
| Chérence | 128 | 95157 | 219501574 | 95510 |
| Cléry-en-Vexin | 467 | 95166 | 219501665 | 95420 |
| Condécourt | 557 | 95170 | 219501707 | 95450 |
| Courdimanche | 7111 | 95183 | 219501830 | 95800 |
| Frémainville | 502 | 95253 | 219502531 | 95450 |
| Genainville | 521 | 95270 | 219502705 | 95420 |
| Guiry-en-Vexin | 151 | 95295 | 219502952 | 95450 |
| Haute-Isle | 291 | 95301 | 219503018 | 95780 |
| Hodent | 225 | 95309 | 219503091 | 95420 |
| Longuesse | 505 | 95348 | 219503489 | 95450 |
| Magny-en-Vexin | 5755 | 95355 | 219503554 | 95420 |
| Maudétour-en-Vexin | 203 | 95379 | 219503794 | 95420 |
| Menucourt | 6189 | 95388 | 219503885 | 95180 |
| Montreuil-sur-Epte | 382 | 95429 | 219504297 | 95770 |
| Omerville | 325 | 95462 | 219504628 | 95420 |
| la Roche-Guyon | 423 | 95523 | 219505237 | 95780 |
| Sagy | 1100 | 95535 | 219505351 | 95450 |
| Saint-Clair-sur-Epte | 979 | 95541 | 219505419 | 95770 |
| Saint-Cyr-en-Arthies | 237 | 95543 | 219505435 | 95510 |
| Saint-Gervais | 883 | 95554 | 219505542 | 95420 |
| Seraincourt | 1310 | 95592 | 219505922 | 95450 |
| Théméricourt | 289 | 95610 | 219506102 | 95450 |
| Vauréal (chef lieu) | 16079 | 95637 | 219506375 | 95490 |
| Vétheuil | 867 | 95651 | 219506516 | 95510 |
| Vienne-en-Arthies | 360 | 95656 | 219506565 | 95510 |
| Vigny | 1132 | 95658 | 219506581 | 95450 |
| Villers-en-Arthies | 487 | 95676 | 219506763 | 95510 |
| Wy-dit-Joli-Village | 329 | 95690 | 219506904 | 95420 |
Le canton de Vauréal est composé de 39 communes entières pour une population de 52803 habitants.