Gros Noyer–Saint-Prix station

Ermont (French pronunciation: [ɛʁmɔ̃] (listen)) is a commune in the Val-d'Oise department, in the northern suburbs of Paris, France. It is located 17.2 km (10.7 mi) from the center of Paris. It has around 28,000 inhabitants, which makes Ermont one of the most important cities in Val d'Oise. Ermont has experienced rapid urbanization thanks to railway transport and industrialization, with the population of Ermont being just 9000 after the Second World War to now more than 28,000.

The canton of Ermont 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 Ermont.It consists of the following communes: Eaubonne Ermont

Ermont-Halte is a railway station in the commune of Ermont (Val-d'Oise department), France. The station is served by Transilien Paris Nord (line H) trains from Paris to Persan-Beaumont via Saint-Leu-la-Forêt. In 2003 there were between 7,500 and 15,000 passengers per day. The station has free parking for 200 vehicles. Ermont-Halte is located on the line from Ermont-Eaubonne to Valmondois, that was opened in 1876. The line was electrified in 1970.

Cernay is a railway station in the commune of Ermont (Val-d'Oise department), France. The station is served by trains of the Paris Nord line H and the RER C. It takes around 25 minutes to reach Paris Gare du Nord or Neuilly Porte Maillot stations from Gare de Cernay.

The Mubarak Mosque or Moubarak Mosque is an Ahmadi Muslim mosque located in the commune of Saint-Prix in the Val-d'Oise department in northern France. This mosque is the first Ahmadiyya mosque in the country.

Saint-Prix (French pronunciation: [sɛ̃ pʁi] (listen)) is a French commune located in the Val-d'Oise department, in the Île-de-France region. Its inhabitants are called Saint-Prissians. The commune is located 15 km to the north of Paris, on the southern flank of the vast butte-témoin bearing the forest of Montmorency. It overlooks the Montmorency valley. The Hellenist, epigrapher and archaeologist Bernard Haussoullier (1852–1926) died in Saint-Prix.

Ermont–Eaubonne is a railway station between Ermont and Eaubonne, in the department of Val-d'Oise, France. It is an interchange station for commuter traffic in the northwestern suburbs of Paris. It is situated on the railway from Paris to Pontoise, and branch lines towards Valmondois, Argenteuil and Saint-Ouen.

Le Plessis-Bouchard (French pronunciation: [lə plɛsi buʃaʁ] (listen)) is a commune in the Val-d'Oise department in Île-de-France in northern France.

Eaubonne (French pronunciation: [obɔn] (listen)) is a commune in the Val-d'Oise department, in the northern suburbs of Paris, France. It is located 16.1 km (10.0 mi) from the center of Paris.

Saint-Leu-la-Forêt (French pronunciation: [sɛ̃ lø la fɔʁɛ] (listen)) is a commune in the Val-d'Oise department, in the northwestern suburbs of Paris, France. It is located 19.9 km (12.4 mi) from the centre of Paris.

Franconville – Le Plessis-Bouchard is a station in Franconville, a northwestern suburb of Paris, France. It is served by Transilien regional trains from Paris to Pontoise, and by RER rapid transit.

Saint-Leu-la-Forêt is a railway station located in the commune of Saint-Leu-la-Forêt (Val-d'Oise department), France. The station is served by Transilien H trains, on the line from Paris to Persan-Beaumont via Saint-Leu-la-Forêt. The daily number of passengers was between 2,500 and 7,500 in 2002. The station has 2 free parking lots with 118 and 168 places. Saint-Leu-la-Forêt is located on the line from Ermont-Eaubonne to Valmondois, that was opened in 1876. The line was electrified in 1970.