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Routes
Road cycling routes
France
Brittany
Rennes
Treffendel

Serein Valley – La Marette Pond loop from Treffendel

Routes
Road cycling routes
France
Brittany
Rennes
Treffendel

Serein Valley – La Marette Pond loop from Treffendel

Moderate

4.0

(1)

10

riders

Serein Valley – La Marette Pond loop from Treffendel

01:37

36.1km

340m

Road cycling

Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is accessible with public transport.

Last updated: May 13, 2026

Tips

The surface along some of this route may not be suitable

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

After 2.65 km for 174 m

After 11.1 km for 101 m

After 22.8 km for 734 m

Waypoints

A

Start point

Bus stop

Get Directions

1

2.74 km

Serein Valley

Highlight • Other

In this small valley where the colors change with the seasons, the calm flow of the Serein brings a certain sweetness to your walk.

Translated by Google •

Tip by

2

11.1 km

Lake Trémelin viewpoint

Highlight • Lake

Magnificent view of the lake. When the sun sets behind you, the reflections on the lake are crystal clear.

Translated by Google •

Tip by

3

12.5 km

Croix Legavre

Highlight • Monument

4

23.2 km

La Marette Pond

Highlight • Lake

This small pond is a place of peace and tranquility to find during your hike.

Translated by Google •

Tip by

B

36.1 km

End point

Bus stop

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Way Types & Surfaces

Way Types

34.9 km

596 m

267 m

244 m

Surfaces

33.6 km

1.06 km

767 m

596 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 (170 m)

Lowest point (40 m)

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Weather

Powered by Foreca

Tuesday 19 May

19°C

12°C

13 %

Additional weather tips

Max wind speed: 14.0 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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Nearby routes

Easy

3.9

227

West of Rennes — loop from Rennes via the D68 and the D145

01:47h

42.8km

240m

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