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Routes
Running trails & routes
France
Ile-de-France
Rambouillet
Saint-Rémy-Lès-Chevreuse

Boullay-les-Troux Climb – Old Limours road loop from Saint-Rémy-lès-Chevreuse

Routes
Running trails & routes
France
Ile-de-France
Rambouillet
Saint-Rémy-Lès-Chevreuse

Boullay-les-Troux Climb – Old Limours road loop from Saint-Rémy-lès-Chevreuse

Hard

4.6

(8)

46

runners

Boullay-les-Troux Climb – Old Limours road loop from Saint-Rémy-lès-Chevreuse

00:47

7.34km

110m

Running

Hard run. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required. The starting point of the route is accessible with public transport.

Last updated: June 21, 2026

Tips

Includes a segment that may be dangerous

A part of this route comprises technical, difficult, or hazardous terrain. Specialist equipment and prior experience may be required.

After 990 m for 29 m

Waypoints

A

Start point

Bus stop

Get Directions

1

980 m

Stone Arch Bridge on the Old Railway Line

Highlight • Bridge

Super atypical passage, I recommend

Translated by Google •

Tip by

2

2.53 km

3

2.75 km

Boullay-les-Troux Climb

Highlight • Climb

Nice climb in the shade, little traffic, medium tar if very thin tire (<25 mm)

Translated by Google •

Tip by

4

5.90 km

Old Limours road

Highlight • Other

Saint-Rémy-lès-Chevreuse is the small town that you see displayed everywhere in Paris, because it is the RER B Terminus (South track). But it could have been otherwise! You can even …

Translated by Google •

Tip by

5

5.95 km

Saint-Rémy-lès-Chevreuse RER b station, beautiful starting point for long hikes in the Chevreuse valley

Translated by Google •

Tip by

B

7.34 km

End point

Bus stop

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Way Types & Surfaces

Way Types

4.69 km

1.32 km

1.09 km

166 m

< 100 m

Surfaces

3.98 km

1.83 km

725 m

480 m

264 m

< 100 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 (80 m)

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Weather

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Saturday 11 July

36°C

19°C

-- %

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