Val-d'Oise is a department in the Île-de-France region, Northern France. It was created in 1968 following the split of the Seine-et-Oise department. In 2019, Val-d'Oise had a population of 1,249,674.
The arrondissement of Pontoise is an arrondissement of France in the Val-d'Oise department in the Île-de-France region. It has 104 communes. Its population is 346,946 (2019), and its area is 766.0 km2 (295.8 sq mi).
Saint-Gratien is a commune in the Val-d'Oise department, in the northern suburbs of Paris, France. It is located 13.8 km (8.6 mi) from the center of Paris.
Montmagny is a commune in the Val-d'Oise department in Île-de-France in northern France.
Andilly is a commune in the Val-d'Oise department in Île-de-France in northern France.
Ennery is a commune in the Val-d'Oise department in Île-de-France in northern France.
Moussy is a commune in the Val-d'Oise department in Île-de-France in northern France.
Saint-Gervais is a commune in the Val-d'Oise department in Île-de-France in northern France.
Seraincourt is a commune in the Val-d'Oise department in Île-de-France in northern France.
Theuville is a commune in the Val-d'Oise department in Île-de-France in northern France.
Bellefontaine is a commune in the Val-d'Oise department in Île-de-France in northern France.
Berville is a commune in the Val-d'Oise department in Île-de-France in northern France.
Lassy is a commune in the Val-d'Oise department and Île-de-France region of France.
Ronquerolles is a commune in the Val-d'Oise department and Île-de-France region of France.
Villiers-le-Sec is a commune in the Val-d'Oise department in Île-de-France in northern France.
Arronville is a commune in the Val-d'Oise department in Île-de-France in northern France.
Butry-sur-Oise is a commune in the Val-d'Oise department in Île-de-France in northern France. Valmondois station, situated in the commune, has rail connections to Persan, Creil, Pontoise and Paris.
Épiais-Rhus is a commune in the Val-d'Oise department and Île-de-France region of France.
Livilliers is a commune in the Val-d'Oise department in Île-de-France in northern France.
The canton of Vauréal is an administrative division of the Val-d'Oise department, Île-de-France region, northern France. It was created at the French canton reorganisation which came into effect in March 2015. Its seat is in Vauréal.
