Semi-Marathon de Boulogne Billancourt
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Semi-Marathon de Boulogne-Billancourt : Practical information
The Semi-Marathon de Boulogne-Billancourt holds its 29th edition on Sunday 15 November 2026. The event is sold out and the organiser indicates a field of 13 000 participants.
The race village is located at the Gymnase de la Biodiversité, 44 Rue Marcel Bontemps, 92100 Boulogne-Billancourt. Bib pickup on the village is scheduled on the two days before the race; no bib pickup will be possible on 15 November 2026. The race start is located at 117 avenue Victor Hugo. The course total elevation gain is 124 D+.
Practical services include a bag drop on Boulevard Jean Jaurès (maximum bag size 20 L) and a time limit on the course of 3 hours. Solid and liquid refreshments are supplied every 5 km and at the finish; participants can bring a flask or bottle to refill at the stops.
Traffic and parking restrictions apply in Boulogne Billancourt on 15 November 2026; several streets will be closed for the event. The village is accessible by public transport: bus at Place Jules Guesde (lines 42, 389 and 39-44) and metro at Billancourt and Marcel Sembat (line 9). Parking options near the start include a Q-Park (free the day of the event), Parking des Passages and several Indigo car parks.
The site is accessible to people with reduced mobility; reserved parking and adapted toilets are provided. Volunteers and course marshals ensure on-course safety and participants must follow organiser instructions. Visit the organization's website for the most recent information.
