DateExpected
Early October 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
Mairie / school, Baron-sur-Odon
Baron-sur-Odon, Calvados
Countdown
October
The middle distance: a full marathon-plus on trail with only 614 m of climbing, so it rewards steady pacing more than grinding up hills.
Key facts
01Valid PPS or French running licence required
02Cut-off is 6 hours or 6 hours 30, depending on which 2026 document you read
03Minimum age 20
Create a free training plan for the Trail de l'Odon 45 km
7-day free trial, no card required
The course
The route
Baron-sur-Odon
Distance45km
Total climb614m
StartElevation
0 kmDrag map to rotate43.4 km
Weather
Early-October, Baron-sur-Odon
18°CTypical high
10°CTypical low
4°CColdest in 20 years
47%Days with rain
Highs around 18°C and lows around 10°C, but it has dropped to 4°C. Rain on 47% of days.
NASA POWER data, 2006-2025, the week either side of race day
2026 results
Who finishes, and how
#RiderTimeAvg speed
01HERBRETEAU Marion03:44:4511.9 km/h
02THEVENOT Marion03:48:3911.7 km/h
03BRIARD Amélie04:08:5710.7 km/h
15
Women finishers
4:45:05
Median time
9.4 km/h
Median speed
Women · 2026 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
OrganiserAssociation du Trail du Bois de Baron (ATBB)
Websitetraildelodon.fr
Instagram@traildelodon
Running since2011
Training
Training for the Trail de l'Odon 45 km
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 Trail de l'Odon 45 km plan targets
Typical sessions
45 km with 614 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
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 Trail de l'Odon 45 km plan.
7-day free trial, no card required.
Other races at Trail de l'Odon
More events in October in France
100 Miles Pyrénées MéditerranéeExpected Early October 2027 · Bolquère→Boulieu TrailExpected Early October 2027 · Boulieu-lès-Annonay→La Franco-SuisseExpected Early October 2027 · Les Rousses to Métabief→La RenardeExpected Early October 2027 · Les Rousses to Métabief→Munster'TrailExpected Early October 2027 · Munster→Trail du Loup VertExpected Early October 2027 · Le Mesnil-sous-Jumièges→
