Course
Marathon42.2 km
Half Marathon21.1 km
10K10 km
5K5 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
The Grand Trail de la Vallée d'Ossau is a mountain trail race in the Pyrenees around Laruns, with Marathon, Half Marathon, 10K and 5K courses through the Ossau valley beneath Pic du Midi d'Ossau.
Your next race, seen from above.
Save Grand Trail de la Vallée d'Ossau (GTVO) 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 Grand Trail de la Vallée d'Ossau (GTVO) 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.