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France

Ile-de-France

Versailles

Montigny-Le-Bretonneux

La Mérantaise and its washhouse – Abbey of Port-Royal-des-Champs loop from Saint-Quentin-en-Yvelines

Routes

Running trails & routes

France

Ile-de-France

Versailles

Montigny-Le-Bretonneux

La Mérantaise and its washhouse – Abbey of Port-Royal-des-Champs loop from Saint-Quentin-en-Yvelines

Hard

5.0

(1)

229

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: June 18, 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

Get Directions

6.19 km

Calvary of the Croix-du-Bois

Highlight • Other

Nice view over the valley

Translated by Google •

Tip by

6.46 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

This pretty path linking the small town of Magny-Village and the forest of Port Royal is very peaceful for running. With more or less dense vegetation, it offers an alternation of pleasant landscapes for the eyes.

Translated by Google •

Tip by

7.86 km

La Mérantaise and its washhouse

Highlight • Historical Site

The forest of Port-Royal is distinguished by the pretty landscapes created by the Mérantaise which crosses it. The washhouse set up by the river further embellishes this idyllic setting.

Translated by Google •

Tip by

8.68 km

Enchanted bridge

Highlight • Other

8.78 km

Solid stone block supported by brickwork

Highlight • Other

13.4 km

Champfailly Departmental Forest

Highlight • Forest

Crossed by the Rhodon, this forest has an interesting drop at the level of the stream. The place is perfect for trail running in a peaceful setting.

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

The gardens and access to the ruins and the dovecote of the old abbey is free, open only on weekends from 1 p.m. to 6 p.m. - in access from …

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

19.1 km

6.33 km

5.58 km

1.87 km

715 m

402 m

177 m

Surfaces

12.6 km

8.12 km

4.69 km

3.99 km

3.58 km

751 m

393 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (170 m)

Lowest point (80 m)

Weather

Wednesday 8 July

34°C

19°C

-- %

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Comments

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La Mérantaise and its washhouse – Abbey of Port-Royal-des-Champs loop from Saint-Quentin-en-Yvelines

Calvary of the Croix-du-Bois

Forest Path in Parc Naturel Régional de la Haute Vallée de Chevreuse

Path between Magny-Village and the Port-Royal forest

La Mérantaise and its washhouse

Enchanted bridge

Solid stone block supported by brickwork

Champfailly Departmental Forest

Abbey of Port-Royal-des-Champs

Nearby routes

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