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Routes
Road cycling routes
France
Pays de la Loire
La Roche-Sur-Yon
Bournezeau

Lake du Graon – Lac du Marillet loop from Bournezeau

Routes
Road cycling routes
France
Pays de la Loire
La Roche-Sur-Yon
Bournezeau

Lake du Graon – Lac du Marillet loop from Bournezeau

Moderate

3

riders

Lake du Graon – Lac du Marillet loop from Bournezeau

03:36

80.9km

590m

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: May 14, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parc naturel régional du Marais poitevin

Waypoints

A

Start point

Train Station

Get Directions

1

30.0 km

Lake du Graon

Highlight • Lake

42.6 km

Le Lay

Lake

3

42.9 km

Le Lay depuis Port La Claye

Highlight • Other

4

59.5 km

Mareuil Climb

Highlight (Segment) • Other

Superb climb at the exit of Mareuil

Translated by Google •

Tip by

5

60.6 km

Saint-Sauveur Church of Mareuil-sur-Lay

Highlight • Religious Site

The site of Mareuil sur Lay corresponds to that of an old city marked by the proximity of the sea. Former port, it welcomed the barges (traditional boats dedicated to …

Translated by Google •

Tip by

6

64.8 km

Lac du Marillet

Highlight • Lake

This lake is formed by a very dense network of rivers and streams coming from the La Chaize forest.
Swimming is prohibited there.

Fauna & flora to observe: Brown Orthetrum, Eagle Fern, European Oriole, Common Teal, Common Nightingale

Translated by Google •

Tip by

7

65.5 km

Lake Marillet

Highlight • Other

very beautiful lake, the little detour on the jetty is worth it, with a sunset it's just magnificent

Translated by Google •

Tip by

B

80.9 km

End point

Train Station

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Way Types & Surfaces

Way Types

77.8 km

2.31 km

468 m

168 m

129 m

Surfaces

68.2 km

12.4 km

236 m

129 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 (90 m)

Lowest point (0 m)

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Weather

Powered by Foreca

Monday 25 May

34°C

18°C

0 %

Additional weather tips

Max wind speed: 17.0 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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