Chantilly is a commune in the Oise department in the valley of the Nonette in the Picardy region of northern France. Surrounded by the Chantilly Forest is only 25 minutes drive from Charles de Gaulle airport.

Its Château de Chantilly was home to the princes of Condé, cousins of the kings of France, from the 17th to the 19th centuries. It now houses the Musée Condé. Chantilly is also known for its horse racing track, the Chantilly Racecourse, where prestigious races are held for the prix du Jockey Club and the prix de Diane. Chantilly and the surrounding communities are home to the largest racehorse-training community in France.