DateExpected
Mid June 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Front de neige de la station de Laye, Laye
Laye, Hautes-Alpes
Countdown
June
A 50 km mountain loop that climbs hard over two cols and starts at dawn. Serious vertical for the distance, with a clock that keeps you moving.
Key facts
0112-hour limit to finish the loop
02Intermediate cut-offs on the course, so pace the early climbs
Create a free training plan for the La Boucle des Deux Cols
7-day free trial, no card required
The course
The route
Laye
Distance50km
Total climb3,100m
StartElevation
0 kmDrag map to rotate44.3 km
Weather
Mid-June, Laye
21°CTypical high
10°CTypical low
0°CColdest in 20 years
31%Days with rain
Highs around 21°C and lows around 10°C, but it has dropped to 0°C. Rain on 31% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
2025 results
Who finishes, and how
#RiderTimeAvg speed
01BARRY Guillaume04:15:0811.8 km/h
02FAIVRE Benjamin04:26:0611.3 km/h
03LEMAITRE Thomas04:28:5411.2 km/h
78
Finishers
6:17:34
Median time
7.9 km/h
Median speed
Overall · 2025 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
OrganiserTeam Champsaur Nature
Websitetrail-coldunoyer.fr
Instagram@trail_du_col_du_noyer
Running since2017
Training
Training for the La Boucle des Deux Cols
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a La Boucle des Deux Cols plan targets
Typical sessions
50 km with 3,100 m of climbing
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Hill reps and vert to prepare the climbs and descents
Back-to-back weekend runs for fatigue resistance
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your La Boucle des Deux Cols plan.
7-day free trial, no card required.
More events in June in France
Ultr'ArverneExpected Early June 2027 · Ambert→La Chaussée des GéantsSat, 5 Jun 2027 · Thueyts village→La Route de Bourgogne avec Claudio ChiappucciSat, 5 Jun 2027 · Arnay-le-Duc→La Transju’TrailsSat, 5 Jun 2027 · Les Rousses→La Traversée des DentellesSat, 5 Jun 2027 · Gigondas→Trail du PoulduExpected Early June 2027 · Clohars-Carnoët→
