Hard bike 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: December 11, 2025

Download GPX

Save

Move start point

Edit route

Navigate

Send to Phone

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

21.1 km

Petit Étang Neuf

Lake

22.0 km

Pyszotka Allée

Highlight (Segment) • Forest

29.9 km

Étang de Raizeux

Highlight • Lake

pleasant pond to take a break in the shade

(practical: bread distributor nearby)

Translated by Google •

Tip by

32.4 km

Épernon

Highlight • Settlement

32.7 km

Épernon — panoramic view

Highlight • Other

Having lived in Epernon for many years, I was impressed by the view from this place, which I discovered very recently! There is a fitness trail nearby to do.

Translated by Google •

Tip by

32.8 km

Viewpoint overlooking Épernon

Highlight • Other

Nice viewpoint with benches, orientation table and the old town of Epernon just below.

Translated by Google •

Tip by

33.8 km

End point

Train Station

Way Types & Surfaces

Way Types

19.0 km

6.15 km

5.66 km

1.33 km

1.02 km

551 m

116 m

Surfaces

19.1 km

11.4 km

3.13 km

247 m

Elevation

Highest point (170 m)

Lowest point (110 m)

Weather

Monday 22 December

7°C

2°C

0 %

Additional weather tips

Max wind speed: 12.0 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.

Nearby routes

Moderate

4.3

From St-Arnoult to Rambouillet — loop in the Parc naturel régional de la Haute Vallée de Chevreuse

02:27h

38.1km

210m

Moderate

4.3

From Limours to St-Arnoult — loop in the Parc naturel régional de la Haute Vallée de Chevreuse

02:28h

36.6km

290m

Easy

4.7

Chartres discovery loop

01:07h

18.2km

110m

Hard

4.7

486

Rambouillet Castle – Domaine de Rambouillet loop from Gas

05:16h

89.5km

440m

Moderate

4.6

478

Maintenon – Maintenon Castle loop from Champhol

02:01h

34.6km

140m

Hard

4.6

422

Frazé – Château de Frazé loop from Chartres

06:06h

106km

460m

Moderate

4.4

Greenway from Cernay to Choisel – Path in Chevreuse loop from Cernay-la-Ville

02:59h

47.5km

370m

Moderate

4.5

194

Domaine de Rambouillet – Rambouillet Castle loop from Saint-Hilarion

01:48h

29.8km

200m

Easy

4.6

171

Maintenon – Maintenon Castle loop from Hanches

01:22h

23.3km

130m

Moderate

4.5

298

The finish line in Chartres – View of the French Countryside loop from Saint-Piat

02:00h

34.4km

160m

Easy

4.6

218

Étang de Saint-Quentin – Bassin de Pissaloup loop from La Clef de Saint-Pierre

01:42h

24.5km

100m

Hard

4.5

164

Small lake – Rambouillet Castle loop from Montfort-l'Amaury

02:34h

38.2km

220m

Étang de Raizeux – Épernon loop from Épernon

Pyszotka Allée

Étang de Raizeux

Épernon

Épernon — panoramic view

Viewpoint overlooking Épernon

Nearby routes

We value your privacy ⛰️

We value your privacy ⛰️