Oise is a department in the north of France named after the Oise River.
Oise is one of the original 83 departments created during the French Revolution on March 4, 1790. It was created from part of the province of Île-de-France.
Oise is part of the current region of Picardie and is situated 35 km north of Paris. It is surrounded by the departments of Somme, Aisne, Seine-et-Marne, Val-d'Oise, Eure, and Seine-Maritime.
Natives of the department are called Isariens or Oisiens.
The major tourist attraction of the department is the Parc Astérix, which opened in 1989. Another very interesting site is Beauvais Cathedral. Also to be seen is the Chateau de Pierrefonds, restored by Viollet-le-Duc.