The Journées du Patrimoine are back in Paris and Île-de-France. In the Hauts-de-Seine region, the town of Boulogne-Billancourt is offering a rich program of visits and events for the weekend of September 16 and 17, 2023. Discover the program in detail!
The Boulogne-Billancourt Christian Granger Half Marathon returns on Sunday November 26, 2023. Get your shoes ready for 21km and discover the city of Hauts-de-Seine from top to bottom!
The city of Boulogne-Billancourt celebrates July 14th with a fireworks display for the Fête Nationale. This not-to-be-missed fireworks display on July 13, 2023, awaits you at the Hôtel de Ville and the Delory annexe! Event cancelled!
