The Boulogne-Billancourt Half Marathon returns for its 28th edition this Sunday, November 16, 2025, at 10 a.m. A rolling course between the city and the Bois de Boulogne, ideal for beating your personal best.
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 20 and 21, 2025.
The town of Boulogne-Billancourt, in the Hauts-de-Seine department, is celebrating July 14th with a firemen's ball, to mark the Fête Nationale. Join us on Sunday July 13, 2025 to enjoy the festivities.
On the occasion of the Nuit des Musées, the Hôtel de Ville de Boulogne-Billancourt (92) invites you to an exceptional nocturnal tour of its Art Deco architecture and history, on Saturday May 17, 2025.
