Course
Marathon24 km
Half Marathon13 km
Key dates
- ★Race dayJune 2027 · date to be announced
Provisional date, projected from last year — the organiser has not announced this edition yet. We show the month only.
About
Trail du Boël follows the wooded Vilaine river valley near Guichen, mixing riverside singletrack, viewpoint climbs and stretches of historic heritage on the way to Half Marathon and Marathon distances, with minimal road running.
Your next race, seen from above.
Save Trail du Boël to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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Save Trail du Boël to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.