View of Les Grands Sables – Plage des Grands Sables loop from Groix
View of Les Grands Sables – Plage des Grands Sables loop from Groix
553
runners
03:14
27.4km
280m
Running
Hard run. Very good fitness required. Mostly accessible paths. Some sure footedness required. The starting point of the route is accessible with public transport.
Last updated: March 4, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Réserve naturelle François Le Bail
Waypoints
Start point
Bus stop
Get Directions
929 m
Parcabout Chien Noir
Forest
2.53 km
Highlight • Beach
4.57 km
Highlight • Other
Translated by Google •
Tip by
5.42 km
Plage de Porz Kostig
Beach
6.70 km
Highlight • Viewpoint
6.79 km
Highlight • Beach
Translated by Google •
Tip by
7.52 km
Highlight • Beach
Translated by Google •
Tip by
8.00 km
Highlight (Segment) • Other
13.0 km
Port Melin
Beach
14.6 km
Batterie du Bas Grognon
Fort
20.2 km
Highlight • Other
Translated by Google •
Tip by
23.2 km
Highlight • Viewpoint
Translated by Google •
Tip by
27.4 km
End point
Bus stop
Way Types & Surfaces
Way Types
14.9 km
4.18 km
3.30 km
2.53 km
2.15 km
112 m
Surfaces
18.3 km
2.82 km
2.43 km
1.67 km
1.66 km
308 m
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Elevation
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Weather
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Tuesday 12 May
16°C
11°C
42 %
Additional weather tips
Max wind speed: 44.0 km/h
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.