80 km Fall Trail Run
Detailed itinerary
Designed for trail runners seeking a complete experience, the 80km Trail of the fall edition sets off from the Île de Loisirs de Cergy and its main thoroughfare, before venturing into the vast natural landscapes of northwestern Île-de-France. The Saint-Germain National Forest, the Marly Estate, the Saint-Cloud National Estate... these are just some of the gems you’ll pass through before reaching the finish line in western Paris.
Essential information
Ready to get started?
Numbers distribution
A valid FFA license for 2026–2027 is required at the time of registration, or a PPS certificate.
Friday, October 16, 2026
To be defined
D-Day
Cergy-Pontoise Leisure Park
RER Line A — Detailed schedules are available in the roadbook.
From 11:00 a.m. to 11:15 a.m. in groups
Do your friends and family want to follow you on the race? See the runners' roadbook
Post-race meal
Why carpool?
Can't make it by public transport? Carpooling is an economical, ecological and friendly solution.
The benefits:
- Reduce your travel costs
- Limit your carbon footprint
- Facilitate access to the event
- Meet other trail enthusiasts
Need a ride? Post or find a listing here (coming soon).
Go to
with complete peace of mind
Required equipment
Minimum water reserve 1.5L
Food reserve
Tumbler 15cl minimum
Headlamp
Reflective armband
Survival blanket
Cell phone
Identification
Means of payment
They've done it!
Moments of achievement, sharing and emotion, captured in the heart of nature and in the heart of Paris. Welcome to the world of EcoTrail.
Preparing well for the Salomon EcoTrail Paris
Got a question on your mind?
All the answers to your pre-departure questions
Everything you need to know before running
Racing rules, safety and data management
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