Conflans-Sainte-Honorine

Conflans-Sainte-Honorine is a commune in Yvelines in the northwestern suburbs of Paris, where the Seine and Oise rivers meet to form a natural port area. The townscape is shaped by waterways, docking points, and a long riverside promenade that offers views of river traffic.

The settlement received its name Sainte-Honorine in the 13th century after religious relics were preserved there since 876, marking its spiritual importance. The meeting of the Seine and Oise made the site an important transshipment point for river goods over the centuries.

The Pardon national de la batellerie takes place each June, bringing together river merchants and residents to celebrate the inland waterways heritage. The ceremony shows how closely the commune remains tied to the two rivers and water transport.

Two railway stations, Conflans-Sainte-Honorine and Conflans-Fin-d'Oise, connect the commune to Paris through regular regional and suburban train services. The center is easy to reach on foot and the riverside promenade offers a straightforward walk along both rivers.

The right bank of the Seine features numerous barges converted into permanent residences, creating a floating neighborhood within the commune. These houseboats are moored firmly at the quays and contribute to the local daily life by the water.

Location: Yvelines

Location: arrondissement of Saint-Germain-en-Laye

Elevation above the sea: 44 m

Shares border with: Achères, Andrésy, Maurecourt, Éragny, Herblay-sur-Seine, Neuville-sur-Oise

Phone: +33134908989

Email: ville@mairie-conflans.fr

Website: https://conflans-sainte-honorine.fr

GPS coordinates: 48.99722,2.09444

Latest update: December 13, 2025 17:59