Trail running

Défi de Fort L'écluse

2026 edition over

18 October 2026 · Leaz (Ain)

The next edition hasn't been published on the federation calendar yet.

The races

09:4512km du défi du fort l'écluse - Trail XXS12 km600 m D+
10:00Défi du fort 19km - Trail XS19 km800 m D+

Organizer

Club athlétique du bassin bellegardien

Race website

Train on this course with Trainetic

Your personalized running plan, all the way to race day
Your meals logged in seconds, your calories tracked
Your training plan adjusted every week

Get notified

How to prepare for a trail race

Woman in running gear, phone in an armband, running through a park in the morning sun

In your earbuds

“A little fast, ease off slightly.”

The Trainetic schedule for a plan that leads all the way to race day

Other upcoming races · Ain

La Foulée des Monts D'Ain 30–31 October 2026 · Port
Montmerle Obscure Race 31 October 2026 · Montmerle sur Saone
Toussi'trail 8 November 2026 · Toussieux
La Foulee de Versonnex 8 November 2026 · Versonnex
Trail des Roches 8 November 2026 · Poncin

All races in Ain

Are you organizing this race? Update it for free