Date
Fri, 25 Jun 2027
Start
19:00
Venue
Multiple starts around the Golfe du Morbihan
Multiple starts around the Golfe du Morbihan
Countdown
June
The big one: 175 km round the Golfe du Morbihan, starting at 7pm so you run through a full night and into a second day, with a boat ride along the way.
Key facts
0142-hour cut-off, so you can sleep and still finish
02Includes a boat crossing mid-course
03Team entries are ranked separately from solo runners
Create a free training plan for the L'Ultra Marin® 175 km
7-day free trial, no card required
The course
The route
Multiple starts around the Golfe du Morbihan
Distance175km
Total climb1,430m
StartElevation
0 kmDrag map to rotate146.0 km
Results
Course verified. Results not yet available.
Organiser
OrganiserL'Ultra Marin® Organisation (SAS)
Websiteultra-marin.fr
Instagram@ultramarin_morbihan
Running since2005
Training
Training for the L'Ultra Marin® 175 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 L'Ultra Marin® 175 km plan targets
Typical sessions
175 km with 1,430 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 L'Ultra Marin® 175 km plan.
7-day free trial, no card required.
More events in June in France
Le Raid PyrénéenExpected Early June 2027 · Hendaye–Cerbère→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→
