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Bike touring routes & trails

Breteuil Castle – Méridon Castle loop from Courcelle-sur-Yvette

Bike touring routes & trails

Breteuil Castle – Méridon Castle loop from Courcelle-sur-Yvette

Hard

4.3

(3)

36

riders

Breteuil Castle – Méridon Castle loop from Courcelle-sur-Yvette

03:39

40.9km

550m

Cycling

Hard bike ride. Very good fitness required. You may need to push your bike for some segments of this route. The starting point of the route is accessible with public transport.

Last updated: May 12, 2026

Tips

Includes segments that are highly dangerous

Parts of this route comprise highly technical, difficult, or hazardous terrain. Specialist equipment and prior experience is required.

After 36.6 km for 5 m

After 37.3 km for 29 m

Waypoints

A

Start point

Train Station

Get Directions

1

816 m

Jaumeron Meadow

Highlight • Natural

Pretty meadow for a picnic, as well as a quality play area for children. A part accommodates sheep and goats

Translated by Google •

Tip by

4.66 km

Réserve naturelle du val et coteau de Saint-Rémy

Nature Reserve

3

7.05 km

View of Château de la Madeleine

Highlight • Other

4

11.7 km

Choisel Church

Highlight • Historical Site

beautiful church which allows a nice little break especially in summer with the coolness inside the church

Translated by Google •

Tip by

5

13.3 km

Breteuil Castle

Highlight • Castle

Located in the heart of the Chevreuse Valley natural park, south of the Yvelines, 35 km from Paris and 20 km from Versailles, the magnificently furnished Château de Breteuil brings …

Translated by Google •

Tip by

6

19.7 km

Petit Moulin des Vaux de Cernay

Highlight • Structure

A former mill on the road

Translated by Google •

Tip by

20.8 km

Réserve biologique dirigée de la Vallée des Vaux

Nature Reserve

8

33.7 km

Méridon Castle

Highlight • Castle

You can’t visit it, it is private.
Nice position in the forest.

Tip by

9

37.3 km

Stone Arch Bridge on the Old Railway Line

Highlight • Bridge

Super atypical passage, I recommend

Translated by Google •

Tip by

10

39.9 km

Sainte-Hélène Chapel of the Château de Vaugien

Highlight • Religious Site

B

40.9 km

End point

Train Station

Way Types & Surfaces

Way Types

16.2 km

11.9 km

6.60 km

3.82 km

2.31 km

130 m

< 100 m

Surfaces

26.3 km

12.9 km

1.01 km

412 m

261 m

< 100 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 (180 m)

Lowest point (70 m)

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Weather

Powered by Foreca

Sunday 31 May

26°C

11°C

0 %

Additional weather tips

Max wind speed: 10.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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