Éragny is a commune located in the Val-d'Oise department in the northern suburbs of Paris, France. It is situated approximately 30 kilometers from the city center and is part of the Île-de-France region. The area is primarily residential, featuring a mix of housing, parks, and local amenities. The commune is known for its green spaces, including the Parc des Chênes, which offers recreational opportunities for residents and visitors. Éragny is well-connected by public transport, making it accessible for those commuting to Paris for work or leisure.