Saint-Ouen-l'Aumône is a commune in the northwestern suburbs of Paris, France. It is located 27.6 km from the center of Paris, in the "new town" of Cergy-Pontoise, created in the 1960s.
Wikipedia https://en.wikipedia.org/wiki/Saint-Ouen-l'Aumône
Coordinates 49°2'41.154" N 2°6'21.543" E
