Road runningSemi-marathon International des Sables d'Olonne - Vendée 2027
Sunday, May 16, 2027
🇫🇷 Les Sables-d'Olonne · France
The events
Elite athletes start: a pro podium will be published.
When to start training
For a half marathon, the Cadevia Coach plans 12 weeks of training: ideal start on Monday, February 22, 2027, and no later than Monday, March 8, 2027.
Tools for this race
Frequently asked questions
When is Semi-marathon International des Sables d'Olonne - Vendée 2027?
Semi-marathon International des Sables d'Olonne - Vendée 2027 takes place on Sunday, May 16, 2027, in Les Sables-d'Olonne (France). Date read on October 15, 2026 from its official source.
When should I start training for Semi-marathon International des Sables d'Olonne - Vendée?
For a half marathon, allow 12 weeks of training (10 at the very least). For Sunday, May 16, 2027, the ideal start is Monday, February 22, 2027.
Does Cadevia organise this race?
No. Cadevia is a training app: we read the dates from the official sources to help you choose and prepare your race. Entries are handled by the organiser.
Where
🇫🇷 Les Sables-d'Olonne · France
Same weekend
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Fri14MayEryri by UTMB🇬🇧 Llanberis (Wales) · United KingdomEryri 100MEryri 100K
Road: around the same time
Where this comes from
Date and place read on October 15, 2026 from its official source.
Cadevia does not organise this race. Spotted a mistake? Tell us.
Places: GeoNames (CC BY 4.0) and © OpenStreetMap contributors (ODbL). Base map: Natural Earth (public domain). Logos belong to their organisers and are shown so each race is easy to recognise — Cadevia has no link with them, and any logo is removed on request. Flags: flag-icons (MIT licence).