Brittany, France

Les Grands Sables

Les Grands Sables is a unique beach situated on the island of Groix, in the Morbihan department of Brittany, France. The beach is renowned for being one of the few convex beaches in Europe, a feature that results in a constant shifting of the beach's boundaries, with a recorded movement of 160 meters within two years.

The beach is characterized by its fine, white sand and clear, turquoise water, with the Atlantic Ocean offering a magnificent backdrop. Despite its striking beauty, often likened to a Caribbean paradise, the beach is not heavily frequented by tourists, ensuring a serene and tranquil atmosphere for its visitors.

Les Grands Sables is the largest beach on Groix Island and is popular for various outdoor activities. The beach's natural seclusion and unique geographical features make it a remarkable destination for travelers visiting the island.

During the summer months of July and August, the beach is supervised, providing a safe environment for visitors to enjoy the clear sea and white sand. Despite the cold sea temperatures, the water is transparent and inviting, enhancing the overall beach experience.

Discover accommodation options near Les Grands Sables and enjoy the serene tranquility of this unique convex beach on Groix Island.

Visitors to Les Grands Sables can also enjoy the convenience of nearby services and shops, as well as the opportunity to rent kayaks for an enjoyable ride around the island or for fishing. The beach is accessible, allowing visitors to fully immerse themselves in the beach's natural beauty and tranquility.

What to do at Les Grands Sables?

Restaurants

Best restaurants near Les Grands Sables include La Cab'Anne, La Plage, Le Bateau Ivre and Pop's Tavern.

Visitor Reviews

Visitor reviews highlight the beach's stunning white sand and beautiful turquoise water as their favorite features, creating a tropical, Caribbean-like atmosphere. Visitors also appreciate the tranquility of the beach, noting that it is not overly crowded. However, some visitors mention that the sea can be quite cold.

Where to Stay near Les Grands Sables?

If you’re planning a trip to Les Grands Sables, consider staying in the nearby village of Locmaria, which offers charming accommodations within walking distance to the beach. Alternatively, many visitors choose to stay in the main town of Groix, where they can enjoy a variety of amenities and easily explore the entire island.

The following map shows available accommodations and their prices. See the full list of accommodation options here.

Find the best nearby activities

What to do near Les Grands Sables?

Where is Les Grands Sables?

Latitude: 47.6379794 / Longitude: -3.4226167

Les Grands Sables is located in Brittany. The following map of Les Grands Sables shows the exact location.


Nearby destinations:

Les Grands Sables: Weather Today

📅 Saturday, July 26, 2025
Today at Les Grands Sables is likely to be an average beach day. The maximum air temperature will be 20.7 °C. Expect a fair amount of cloud cover. The wind might be a bit strong at times. The sea temperature is 17.3 °C with moderate waves. The UV index will reach 6.95, so make sure to apply sun protection.
🌬️

Air

Low / High15.4°C/20.7°C
Feels Like (High)20.2°C
🌊

Sea

Sea Temperature17.3 °C
Wave Height1.2 m
🌧️

Rain

Rain Chance5%
Rainfall0 mm
Rain Duration0 h
🌞

Sun

Sunrise / Sunset06:44/21:56
Sunshine Hours8.0 hrs
UV Index6.95
Cloud Cover62%
💨

Wind

Speed25.3 km/h
Gusts40.7 km/h
DirectionW

These beaches might also interest you

Beaches near Les Grands Sables

Recommended

Read More