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Routes
Mountain biking trails
France
Ile-de-France

Porte des Bourdeaux... – Saint-Yon Church loop from Étampes

Routes
Mountain biking trails
France
Ile-de-France

Porte des Bourdeaux... – Saint-Yon Church loop from Étampes

Hard

4.0

(4)

84

riders

Porte des Bourdeaux... – Saint-Yon Church loop from Étampes

05:30

65.4km

800m

Mountain biking

Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. The starting point of the route is accessible with public transport.

Last updated: May 9, 2026

Tips

Includes a segment in which cycling is not permitted

After 47.4 km for 103 m

Waypoints

A

Start point

Train Station

Get Directions

1

31.8 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

31.8 km

Saint-Yon Church

Highlight • Religious Site

Very beautiful chapel, but there is a small dimension.

Translated by Google •

Tip by

3

35.8 km

Boissy-sous-Saint-Yon Forest

Highlight • Forest

Rocks and pines

Translated by Google •

Tip by

4

40.5 km

Nice viewpoint over the Chamarande area.
ideal for a short break and close to a pretty, slightly rocky single track 👌

Translated by Google •

Tip by

5

42.3 km

Chamarande Viewpoint

Highlight • Other

Great hike, pretty easy overall. There are 3 small, old difficulties on the Orléans road, cobblestones in all directions and some brambles. The climb to the church of Saint Yon, …

Translated by Google •

Tip by

6

47.5 km

Le Haut du Bois

Highlight • Forest

7

55.5 km

Carrière des Pins

Highlight • Other

Former quarry of Essonne, beautiful place steeped in history! to discover😃
It is nevertheless one of the first Geological site of Essonne with another small wagon located at the Butte du Puits Decauville 👍

Translated by Google •

Tip by

8

55.6 km

LE PASSAGE

Highlight (Segment) • Other

No Downhill or Uphill - Both Ways

Translated by Google •

Tip by

B

65.4 km

End point

Train Station

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Way Types & Surfaces

Way Types

33.5 km

14.4 km

6.44 km

5.70 km

5.07 km

385 m

< 100 m

Surfaces

32.2 km

14.2 km

13.0 km

4.30 km

1.08 km

725 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 (150 m)

Lowest point (60 m)

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Weather

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Tuesday 21 July

27°C

13°C

0 %

Additional weather tips

Max wind speed: 16.0 km/h

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