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Mountain biking trails

Lac d'Olainville – Trévoix Pond loop from Montlhéry

Mountain biking trails

Lac d'Olainville – Trévoix Pond loop from Montlhéry

Moderate

4.4

(20)

26

riders

Lac d'Olainville – Trévoix Pond loop from Montlhéry

02:24

34.1km

280m

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 20, 2026

Tips

Includes a segment in which cycling is not permitted

After 16.5 km for 85 m

Waypoints

A

Start point

Bus stop

1

4.24 km

Longpont Basin

Highlight • River

Hello everyone, be careful, several waypoints (notably 5) do not exist or no longer exist. I really struggle to follow this tour.

Translated by Google •

Tip by

2

5.00 km

Orge Riverbank Snack Bar

Highlight • Cafe

Refreshment bar on the banks of the Barley positioned opposite the St Michel basin, ideal for a quiet drink or a short break on the walk along the banks of …

Translated by Google •

Tip by

3

6.22 km

Route de Guiperreux

Highlight • Other

7.39 km

Bassin du Carouge

Lake

5

15.6 km

Water Park

Highlight • Other

6

16.1 km

Small houses by the water

Highlight • Other

7

17.3 km

Lac d'Olainville

Highlight • Lake

After having traveled about twenty kilometers along the barley starting from Morsang sur orge, this lake offered us a magnificent landscape, hidden between the trees.
It was difficult to leave this place to come back home!

Translated by Google •

Tip by

8

17.4 km

Trévoix Pond

Highlight • Lake

A large body of restful and calm water. It is possible to go around on a cycle path.

Translated by Google •

Tip by

9

25.3 km

Roche Turpin Forest

Highlight • Other

Be careful, some forest roads have been closed with barbed wire certainly by hunters, you can easily bypass these barriers. It is not a private forest but a state forest...

Translated by Google •

Tip by

32.3 km

Zone naturel protégée

Forest

B

34.1 km

End point

Bus stop

Way Types & Surfaces

Way Types

17.5 km

5.46 km

5.11 km

4.17 km

1.77 km

120 m

< 100 m

Surfaces

12.0 km

10.2 km

6.43 km

4.57 km

667 m

248 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 (160 m)

Lowest point (40 m)

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Weather

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Monday 12 October

24°C

14°C

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