La Mérantaise and its washhouse – Abbey of Port-Royal-des-Champs loop from Saint-Quentin-en-Yvelines
La Mérantaise and its washhouse – Abbey of Port-Royal-des-Champs loop from Saint-Quentin-en-Yvelines
5.0
(1)
235
runners
La Mérantaise and its washhouse – Abbey of Port-Royal-des-Champs loop from Saint-Quentin-en-Yvelines
03:55
34.1km
460m
Running
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required. The starting point of the route is accessible with public transport.
Last updated: July 30, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Parc naturel régional de la Haute Vallée de Chevreuse
Natura 2000 du Massif de Rambouillet et Zones Humides Proches
Waypoints
Start point
Train Station
6.20 km
Calvary of the Croix-du-Bois
Highlight • Other
Translated by Google •
Tip by
6.47 km
Forest Path in Parc Naturel Régional de la Haute Vallée de Chevreuse
Highlight • Forest
6.76 km
Path between Magny-Village and the Port-Royal forest
Highlight • Other
Translated by Google •
Tip by
7.87 km
La Mérantaise and its washhouse
Highlight • Historical Site
Translated by Google •
Tip by
8.68 km
Enchanted bridge
Highlight • Other
8.79 km
Solid stone block supported by brickwork
Highlight • Other
13.4 km
Champfailly Departmental Forest
Highlight • Forest
Translated by Google •
Tip by
17.2 km
Forêt domaniale du Claireau
Forest
24.3 km
Abbey of Port-Royal-des-Champs
Highlight • Historical Site
Translated by Google •
Tip by
27.1 km
Forêt domaniale de Port-Royal
Forest
34.1 km
End point
Train Station
Way Types & Surfaces
Way Types
20.4 km
6.10 km
5.64 km
823 m
807 m
238 m
131 m
Surfaces
12.4 km
8.19 km
4.49 km
4.04 km
3.75 km
864 m
349 m
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Highest point (170 m)
Lowest point (80 m)
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Sign up for freeWeather
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Thursday 22 October
13°C
7°C
95 %
Additional weather tips
Max wind speed: 42.0 km/h
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
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