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Routes
Mountain biking trails
France
Ile-de-France
Rambouillet
Saint-Martin-De-Bréthencourt

Rochefort-en-Yvelines – Medieval town of Dourdan loop from Saint-Martin-de-Bréthencourt

Routes
Mountain biking trails
France
Ile-de-France
Rambouillet
Saint-Martin-De-Bréthencourt

Rochefort-en-Yvelines – Medieval town of Dourdan loop from Saint-Martin-de-Bréthencourt

Moderate

2

riders

Rochefort-en-Yvelines – Medieval town of Dourdan loop from Saint-Martin-de-Bréthencourt

03:04

43.7km

350m

Mountain biking

Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary. The starting point of the route is accessible with public transport.

Last updated: August 12, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional de la Haute Vallée de Chevreuse

Waypoints

A

Start point

Bus stop

Get Directions

8.60 km

Forêt domaniale du Bréau

Forest

12.5 km

Étang de l'Aleu

Lake

3

15.6 km

Rochefort-en-Yvelines

Highlight • Structure

A village of medieval origin, Rochefort en Yvelines is well worth a little detour, as the town has retained its picturesque character with its old houses and cobbled streets, and …

Translated by Google •

Tip by

4

15.9 km

The Christ of stone...

Highlight • Other

I can't find any information...

Translated by Google •

Tip by

5

25.0 km

Fortified Farm of Châteaupers

Highlight • Historical Site

From the town hall of Roinville, going up to the plateau via rue des Vignes, you should not miss the fortified farm of Châteaupers, a former fortified stronghold built in …

Translated by Google •

Tip by

6

28.2 km

Medieval town of Dourdan

Highlight • Other

This square is really nice with the church, the cobbled square and the hall without forgetting the castle

Translated by Google •

Tip by

7

31.3 km

SAY les Granges le Roi

Highlight • Other

8

32.6 km

Carrefour du Caribotin

Highlight • Trail

Magical place...

Translated by Google •

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9

32.9 km

Chêne aux Loups

Highlight • Natural Monument

I had passed it several times without seeing it...

Translated by Google •

Tip by

B

43.7 km

End point

Bus stop

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Way Types & Surfaces

Way Types

18.3 km

11.9 km

6.26 km

4.96 km

2.22 km

< 100 m

< 100 m

Surfaces

19.7 km

16.2 km

3.14 km

2.38 km

2.14 km

212 m

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Elevation

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

Highest point (160 m)

Lowest point (80 m)

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Weather

Powered by Foreca

Monday 19 October

13°C

6°C

26 %

Additional weather tips

Max wind speed: 19.0 km/h

to get more detailed weather forecasts along your route

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