Château des Bordes – Vaux‑en‑Cernay Lake loop from Bonnelles

Mountain biking trails

Château des Bordes – Vaux‑en‑Cernay Lake loop from Bonnelles

Moderate

4.6

(7)

riders

Château des Bordes – Vaux‑en‑Cernay Lake loop from Bonnelles

02:59

36.3km

440m

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: October 16, 2026

Tips

Includes very steep uphill segments

You may need to push your bike.

After 14.5 km for 180 m

After 16.3 km for 233 m

Waypoints

Start point

Bus stop

Get Directions

8.06 km

Château des Bordes

Highlight • Castle

After a pretty climb, the small Château des Bordes offers you all its majesty... A real architectural gem!

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Tip by

13.6 km

The waterfall at the Petit Moulin in Vaux-de-Cernay

Highlight • Natural Monument

Very beautiful hikes in this bucolic site.

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Tip by

13.9 km

Near the Vaux waterfalls in Cernay

Highlight • Trail

Wonderful landscape ! and in the middle flows a river 😁

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Tip by

14.0 km

Petit Moulin des Vaux de Cernay

Highlight • Structure

A former mill on the road

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14.1 km

Watermill and Waterfall at Parc naturel régional de la Haute Vallée de Chevreuse

Highlight • Waterfall

14.8 km

Vaux‑en‑Cernay Lake

Highlight • Lake

Breathtaking view of the pond
ideal for a picnic

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15.9 km

Réserve biologique dirigée de la Vallée des Vaux

Nature Reserve

23.7 km

Bois de la Brelinquinerie

Forest

25.0 km

Bois des Gaules

Forest

26.4 km

Hairpin Turns in Parc naturel régional de la Haute Vallée de Chevreuse

Highlight • Trail

There are 4 or 5 that follow each other. They allow you to work on the noseturns going down and the cardio goes crazy going uphill.

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36.3 km

End point

Bus stop

Way Types & Surfaces

Way Types

13.5 km

12.4 km

8.19 km

1.90 km

286 m

< 100 m

Surfaces

13.9 km

10.7 km

7.47 km

1.91 km

1.73 km

652 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 (100 m)

Weather

Sunday 18 October

13°C

2°C

37 %

Additional weather tips

Max wind speed: 13.0 km/h

to get more detailed weather forecasts along your route

Comments

March 23, 2025,On sort le VTT pour la Cernaysienne !

I'd been eyeing up this mountain bike outing organized by my local mountain bike club for a while, but I hesitated for a long time about participating:
* They promised some nice singletrack trails, crossing roots and steps: not my strong points...
* The glimpse I'd had of the marshy trails during the Paris-Nice race didn't make me want to …

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