Canton of Saint-Ouen-l'Aumône
The canton of Saint-Ouen-l'Aumône is an administrative division of the Val-d'Oise department, Île-de-France region, northern France. Its borders were modified at the French canton reorganisation which came into effect in March 2015. Its seat is in Saint-Ouen-l'Aumône.
It consists of the following communes:
- Auvers-sur-Oise
- Butry-sur-Oise
- Frépillon
- Frouville
- Hédouville
- Hérouville-en-Vexin
- Labbeville
- Mériel
- Méry-sur-Oise
- Nesles-la-Vallée
- Saint-Ouen-l'Aumône
- Valmondois