Trail du Mont-Saint-Michel

The Trail du Mont-Saint-Michel is a unique 38-kilometer race with 400 meters of elevation gain, set against the grandiose backdrop of France's most famous bay. Mont-Saint-Michel, a UNESCO World Heritage Site since 1979, raises its unmistakable silhouette in the middle of an immense bay where continental Europe's most powerful tides reshape the landscape twice daily. Running here means moving through a living painting, between land, sea, and sky.

The course follows coastal paths and Norman bocage trails that encircle the bay, offering ever-changing perspectives of the Mont as the kilometers unfold. Runners cross the polders, lands reclaimed from the sea in the 19th century and now converted into salt meadows where the famous bay sheep graze. The herbus — vast grassy expanses flooded at high tide — provide a singular and sometimes spongy terrain unlike anything else in trail running. The course also follows coastal rivers, including the Couesnon, which marks the historic border between Normandy and Brittany, before returning to face the Mont.

Despite a modest elevation gain of 400 meters, the trail presents specific challenges. The wind, ever-present in the bay, can blow with considerable force and transform a flat section into a test of endurance. Passages over the tidal flats and herbus demand constant adaptation to soft, uneven ground. The bocage paths, bordered by hedgerows and banks planted with apple trees, offer more sheltered sections but are technically more demanding with their ruts and muddy passages.

Mont-Saint-Michel is one of France's most visited sites, and with good reason. The Benedictine abbey, built between the 11th and 16th centuries atop the granite rock, is a masterpiece of medieval architecture. The climb up the Grande Rue, lined with half-timbered houses and shops, leads to the cloister, the Merveille — a Gothic ensemble of stunning lightness — and the abbey church that rises 170 meters above the waves. The spectacle of the great tides, when the sea invades the bay at the speed of a galloping horse, is one of the most impressive sights on the Atlantic coast.

For international runners, the Trail du Mont-Saint-Michel offers far more than a race: it is a sporting pilgrimage to a place steeped in over a thousand years of history. The region, shared between Normandy and Brittany, captivates with its gentle way of life, its crêpes and cider, its Cancale oysters and salted butter. Access is easy from Paris thanks to the high-speed train to Rennes or Villedieu-les-Poêles, and accommodations around the bay allow for an extended stay in an exceptional setting.

Trail du Mont-Saint-Michel is a 38 km trail race with 400 m of elevation gain, located in Le Mont-Saint-Michel, Manche. The next edition is scheduled for 10 May 2026.

Find all official information on the race website.