Trail des Forts de Besançon

MAY

7-9

2027

Trail event in and around Besançon with races from 5.4 km to 72 km, routes that visit historic forts and the UNESCO Citadel.

7-9 May 2027

Besançon, Doubs , Bourgogne-Franche-Comté

Website Registration

72 kilometers Marathon 22 kilometers 17 kilometers 11 kilometers 5 kilometers

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About the race

Trail des Forts de Besançon is a multi‑format trail running event held in and around Besançon. The event highlights courses that run through natural areas and historic sites, with routes that traverse forts and pass by the Citadel classified by UNESCO.

The 24th edition takes place on 7, 8 and 9 May 2027. The event offered 7850 participant places in 2026 and presents ten different formats. The organisation is coordinated by ExtraSports.

Available formats include:

72 km solo an atypical course mixing nature and heritage
72 km relay full route linking the forts from the 18th and 19th centuries
42 km marathon format crossing several forts
22 km 700 m positive elevation and finish by the UNESCO Citadel
17 km duo along the Doubs then up to Fort Chaudanne and Rosemont
11 km chrono accessible mileage and elevation
11 km rando a walk to discover the city differently
5.4 km nocturnal time trial with 150 m positive elevation
Challenge 3 events two days of combined events, limited to 300 runners
Kids, parasport 5 km, guided walks in Chaudanne and Bregille

The programme mixes competitive races, timed trials, walks and family formats to explore Besançon and its surroundings. Visit the organization's website for the most recent information.