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Routes
Mountain biking trails
France
Ile-de-France
Étampes
Saint-Chéron

Saint-Yon Church – Lac d'Olainville loop from Saint-Chéron

Routes
Mountain biking trails
France
Ile-de-France
Étampes
Saint-Chéron

Saint-Yon Church – Lac d'Olainville loop from Saint-Chéron

Moderate

4.0

(6)

14

riders

Saint-Yon Church – Lac d'Olainville loop from Saint-Chéron

02:49

43.8km

210m

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: May 21, 2026

Tips

Includes a segment in which cycling is not permitted

After 34.3 km for 85 m

Waypoints

A

Start point

Train Station

Get Directions

1

5.80 km

Porte des Bourdeaux...

Highlight • Other

The place takes its name from Saint-Yon, a Christian martyr beheaded by Roman soldiers on this hill. The church and the Porte des Bourdeaux are the remains of a village …

Translated by Google •

Tip by

2

5.84 km

Saint-Yon Church

Highlight • Religious Site

Very beautiful chapel, but there is a small dimension.

Translated by Google •

Tip by

3

5.88 km

King of the hard end

Highlight • Other

It is at the end of a climbing and winding road that we discover the small church of Saint-Yon, and its adjoining cemetery. Here rests, under an ancient mausoleum, Maurice …

Translated by Google •

Tip by

18.3 km

Bois de Beaulieu

Forest

24.5 km

Bassin du Carouge

Lake

6

33.3 km

Water Park

Highlight • Other

7

33.9 km

Small houses by the water

Highlight • Other

8

35.0 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

B

43.8 km

End point

Train Station

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Way Types & Surfaces

Way Types

16.4 km

13.3 km

7.05 km

3.78 km

3.14 km

152 m

Surfaces

20.2 km

8.96 km

7.77 km

3.69 km

3.01 km

163 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 (140 m)

Lowest point (40 m)

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Weather

Powered by Foreca

Friday 22 May

29°C

12°C

0 %

Additional weather tips

Max wind speed: 8.0 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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