Route des Trois Villages – The start of the Col du Coq loop from Montbonnot-Saint-Martin

Montbonnot-Saint-Martin

Route des Trois Villages – The start of the Col du Coq loop from Montbonnot-Saint-Martin

Hard

4.7

(49)

493

riders

Route des Trois Villages – The start of the Col du Coq loop from Montbonnot-Saint-Martin

02:42

47.1km

1,020m

Road cycling

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

Last updated: August 7, 2026

Tips

The surface for a segment of your route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 13.6 km for 64 m

Waypoints

Start point

Bus stop

Get Directions

13.6 km

Montfort Marsh Nature Reserve

Highlight • Natural Monument

Very nice peat marsh, refuge of rare species with a small fishing lake.
The place is very friendly, wheelchair accessible and the lake has a fishing pontoon fitted out for wheelchairs

Translated by Google •

Tip by

15.0 km

belle via the new route

Highlight • Other

new cycle path

Translated by Google •

Tip by

20.3 km

Route des Trois Villages

Highlight (Segment) • Other

Cross the Plateau of Petites Roches

Translated by Google •

Tip by

35.8 km

Viewpoint

38.5 km

The start of the Col du Coq

Highlight • Other

The Col du Coq is little traffic, very quiet in terms of traffic.

Nice rolling descent to Saint-Nazaire-les-Eymes.

Translated by Google •

Tip by

47.1 km

End point

Bus stop

Way Types & Surfaces

Way Types

27.3 km

9.95 km

6.34 km

3.41 km

< 100 m

Surfaces

43.8 km

3.03 km

196 m

< 100 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (1,020 m)

Lowest point (230 m)

Weather

Friday 9 October

11°C

6°C

74 %

Additional weather tips

Max wind speed: 4.0 km/h

to get more detailed weather forecasts along your route

Comments

November 25, 2021,Petites Roches

Still cloudy with a bit of drizzle at the start of the climb. Work with 2 different speeds for the development of the VO2max on the climb.

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September 23, 2021,Le Plateau des Petites Roches, Lumbin (38) - France

Magnificent view from the Plateau des Petites Roches.

👇 Departure from Lumbin (or other ~ 300 m)
➡️ Saint-Nazaire-les-Eymes departure from the Col du Coq
➡️ After the tunnel direction Saint-Pancrasse (873 m)
➡️ Saint-Hilaire
➡️ Descent to Le Touvet
➡️ Back

* Beautiful view of the Dent De Crolles

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