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France
Ile-de-France
Palaiseau
Arpajon

Janvry Fountain – Milon-la-Chapelle Wall loop from Arpajon

Routes
Road cycling routes
France
Ile-de-France
Palaiseau
Arpajon

Janvry Fountain – Milon-la-Chapelle Wall loop from Arpajon

Moderate

28

riders

Janvry Fountain – Milon-la-Chapelle Wall loop from Arpajon

03:30

78.8km

680m

Road cycling

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: November 27, 2025

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Your route passes through protected areas

Please check local regulations for:

Parc naturel régional de la Haute Vallée de Chevreuse

Waypoints

A

Start point

Train Station

Get Directions

1

14.8 km

Janvry Fountain

Highlight • Castle

Nice little village to see

Translated by Google •

Tip by

2

15.0 km

Janvry Castle

Highlight • Other

The castle was built between 1600 and 1650 in a typically Louis XIII architectural style.

Translated by Google •

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3

36.6 km

Magny-les-Hameaux climb

Highlight (Segment) • Other

Not steep but rough :)

Translated by Google •

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4

44.1 km

Romainville coast

Highlight (Segment) • Other

The coating is really degraded… When will the TdF pass to give it a makeover?

Translated by Google •

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5

45.3 km

Village Church of Milon-la-Chapelle

Highlight • Religious Site

Millon La Chapelle is a very bucolic village ... a Must to do if you are in the Chevreuse valley.

Translated by Google •

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6

45.3 km

Milon-la-Chapelle Wall

Highlight (Segment) • Climb

The coast is quite short (about 600 meters) but it is surely one of the steepest in the Chevreuse valley. No choice to go as a dancer! Provide a suitable …

Translated by Google •

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7

47.2 km

La Madeleine Castle

Highlight • Castle

The Madeleine castle, located on the heights of Chevreuse, offers a superb panorama over the Yvette valley. Magnificent fortress, it was built between the 11th and 14th centuries. The Maison …

Translated by Google •

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8

47.3 km

Côte de la Madeleine (Chevreuse)

Highlight (Segment) • Climb

Fairly short climb (approximately 700m) with two fairly steep portions (greater than 10%) interspersed with a slight berm. Beware of lactic acid build-up!! Little sister of the Millon wall which is slightly more violent.

Translated by Google •

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9

53.1 km

Mare Abreuvoir Herbouvilliers

Lake

B

78.8 km

End point

Train Station

Way Types & Surfaces

Way Types

64.8 km

6.51 km

4.08 km

2.57 km

458 m

239 m

143 m

Surfaces

74.9 km

3.76 km

143 m

< 100 m

< 100 m

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Elevation

Elevation

Highest point (180 m)

Lowest point (50 m)

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Weather

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Thursday 4 December

7°C

-2°C

-- %

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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