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Breteuil Castle – Maincourt Washhouse loop from La Verrière

Breteuil Castle – Maincourt Washhouse loop from La Verrière

Hard

5.0

(2)

13

riders

Breteuil Castle – Maincourt Washhouse loop from La Verrière

02:17

39.7km

300m

Gravel riding

Hard gravel ride. 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: September 26, 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 14.8 km for 25 m

After 15.4 km for 75 m

Waypoints

A

Start point

Train Station

1

13.6 km

View of Château de la Madeleine

Highlight • Other

2

15.4 km

Stone Arch Bridge on the Old Railway Line

Highlight • Bridge

Super atypical passage, I recommend

Translated by Google •

Tip by

3

17.2 km

Boullay-les-Troux Climb

Highlight • Climb

Nice climb in the shade, little traffic, medium tar if very thin tire (<25 mm)

Translated by Google •

Tip by

22.1 km

Mare Abreuvoir Herbouvilliers

Lake

5

22.6 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

27.4 km

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

Highlight (Segment) • Forest

7

30.4 km

Dampierre-en-Yvelines Castle

Highlight • Castle

Castle well known to cyclists for its small paved strip which wakes up before going up the 17 turns.

Translated by Google •

Tip by

8

32.6 km

Maincourt Washhouse

Highlight • Monument

Nestled in the Chevreusee Valley, the Maincourt-sur-Yvette washhouse is a beautiful piece of rural heritage. This stone washhouse, carefully restored, is surrounded by greenery. A little gem to discover during a stroll in the region.

Translated by Google •

Tip by

9

35.8 km

Pommeret trail

Highlight • Other

Pretty little dirt road packed in the countryside nice for walks...

Translated by Google •

Tip by

B

39.7 km

End point

Train Station

Way Types & Surfaces

Way Types

17.2 km

9.38 km

6.13 km

4.40 km

2.36 km

206 m

119 m

Surfaces

18.9 km

8.23 km

7.01 km

4.71 km

464 m

446 m

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Elevation

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

Highest point (180 m)

Lowest point (80 m)

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Weather

Powered by Foreca

Monday 12 October

23°C

12°C

30 %

Additional weather tips

Max wind speed: 19.0 km/h

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