Routes Planner Features Updates

Login or Signup

Login or Signup

Login or Signup

Mountain biking trails

Pays de la Loire

Châteaubriant-Ancenis

Château de la Groulais – Blain 44 loop from Blain

Mountain biking trails

Pays de la Loire

Châteaubriant-Ancenis

Château de la Groulais – Blain 44 loop from Blain

Moderate

4.7

(3)

4

riders

Château de la Groulais – Blain 44 loop from Blain

02:34

38.1km

150m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 12, 2026

Waypoints

A

Start point

Bus stop

1

370 m

Château de la Groulais

Highlight • Castle

The Château de la Groulais was the largest fortress in the region at the time and was the home of several personalities, including Olivier V de Clisson and Marie Bonaparte, etc.

Translated by Google •

Tip by

2

12.8 km

Bivouac area with toilets and water

Highlight • Other

Good spot to refuel. Toilets and water, which is rare despite the announcements of signs and tourist offices.

Translated by Google •

Tip by

3

36.2 km

Lock 11 — La Prée

Highlight • Structure

A lock among others? No, because here you can have your bike repaired! This repair workshop is ideal because it is located along the Vélodyssée.

Translated by Google •

Tip by

4

37.5 km

Château de la Groulais

Highlight • Castle

5

37.7 km

Blain 44

Highlight • Structure

It is a fairly active port on the Nantes-Brest Canal, with a capacity for up to 30 pleasure craft and 3 barges. Bars, restaurants, and public restrooms are available.

Translated by Google •

Tip by

6

37.8 km

Le Monkey Bike Bar

Highlight • Pub

The Monkey Bike Bar is a must-see place (Bar) on the Nantes-Brest canal! ideally located on the port of Blain with a terrace to quench your thirst with a nice …

Translated by Google •

Tip by

B

38.1 km

End point

Bus stop

Way Types & Surfaces

Way Types

17.0 km

11.3 km

5.21 km

2.49 km

1.36 km

866 m

Surfaces

12.6 km

8.08 km

7.97 km

7.32 km

2.15 km

< 100 m

Sign up to see more specific route details

Sign up for free

Elevation

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

Sign up to see more specific route details

Sign up for free

Weather

Powered by Foreca

Sunday 18 October

15°C

2°C

0 %

Additional weather tips

Max wind speed: 12.0 km/h

to get more detailed weather forecasts along your route

Comments

Want to know more?

Sign up for a free komoot account to join the conversation.

Sign up for free

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

Navigate Send to Phone

Move start point

Embed on a website

Report an Issue

Report restricted access

Nearby routes

4.4

276

Mabille Valley Lake – Creek Downhill/mountain loop from Savenay

03:10h

39.5km

400m

4.1

256

Mabille Valley Lake – Creek Downhill/mountain loop from Savenay

04:53h

63.2km

600m

4.6

149

La Chézine – Triple Bumps Along the Cens loop from Sautron

02:08h

31.9km

210m

4.6

107

Beautiful tree – Triple Bumps Along the Cens loop from Babinière

02:48h

36.6km

340m

4.8

117

Valley Pond – Chapel of the Holy Sites loop from Marsac-sur-Don

02:51h

37.9km

440m

4.7

226

Valley Pond – Chapel of the Holy Sites loop from Grand Sœuvre

03:50h

49.2km

520m

4.5

139

Triple Bumps Along the Cens – Wooden bridge over the Cens loop from Babinière

03:55h

54.2km

520m

4.4

129

Chapel of St Second – Menhir du Bois Hoël loop from Saint-Guillaume

02:12h

34.7km

120m

4.8

160

Boitouze Trail – Mabille Valley Lake loop from Prinquiau

02:35h

38.4km

310m

4.6

145

The Gesvres Viaduct – Beautiful tree loop from La Chapelle-sur-Erdre Centre

03:02h

38.8km

330m

4.6

93

Small Stone Bridge – Short descent with bumps loop from La Gaudinière

02:47h

35.9km

340m

4.4

86

Serpent of the Ocean – Loire River Ferry Crossing loop from Couëron

05:06h

94.5km

230m