| population | |
| Argenteuil | 110468 |
| Beauchamp | 8691 |
| Bessancourt | 7065 |
| Bezons | 28976 |
| Cormeilles-en-Parisis | 23924 |
| Eaubonne | 25161 |
| population | |
| Ermont | 29112 |
| Franconville | 36112 |
| Frepillon | 3336 |
| Herblay-sur-Seine | 29066 |
| La Frette-sur-Seine | 4668 |
| Le Plessis-Bouchard | 8230 |
| population | |
| Montigny-les-Cormeilles | 20927 |
| Pierrelaye | 8168 |
| Saint-Leu-la-Foret | 15597 |
| Sannois | 26537 |
| Taverny | 26296 |
 | Paris Issy-les-Moulineaux Heliport | ~ 12.64 km |
| Paris-Le Bourget Airport | ~ 13.91 km |
| Vélizy-Villacoublay Air Base | ~ 19.48 km |
| Charles de Gaulle International Airport | ~ 22.82 km |
| Aérodrome de Pontoise - Cormeilles en Vexin | ~ 22.84 km |
| Toussus-le-Noble Airport | ~ 24.18 km |
| Paris-Orly Airport | ~ 26.43 km |
| Creil Air Base | ~ 39.23 km |
| Paris Beauvais Tillé Airport | ~ 57.42 km |
