There are some great mountain biking routes around Saint-Cast-Le-Guildo — but how do you know where to go? Well, we’ve reviewed our full collection of mtb routes around Saint-Cast-Le-Guildo to bring you the best. Explore them all below.

Last updated: October 5, 2025

5.0

(1)

riders

1. Moulin de la Mer Ruins – Trail loop from La Garde

41.2km

02:52

330m

Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.

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4.0

(2)

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2. View of Cap Fréhel – Plévenon Church loop from La Garde

46.5km

03:19

490m

Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.

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4.7

(3)

riders

3. Château du Guildo – View of the Émeraude Coast loop from Les Mielles

40.3km

02:35

340m

Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.

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4.8

(4)

riders

4. Moulin de la Mer Ruins – Trail loop from Les Mielles

29.9km

02:07

250m

Intermediate mountain bike ride. Good fitness required. Advanced riding skills necessary.

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5.0

(5)

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5. Pointe du Muret – Trail loop from La Garde

30.8km

02:13

370m

Intermediate mountain bike ride. Good fitness required. Suitable for all skill levels.

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Other adventures around Saint-Cast-Le-Guildo

The Customs Officers’ Path – GR 34 between Erquy and Saint-Malo

Hiking Collection by

Zimmi

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Most popular attractions around Saint-Cast-Le-Guildo

Places to see

Natural Monuments

Castles

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Browse the best MTB trails in other regions.

Fréhel Évran Hénansal Matignon Le Hinglé Saint-Denoual Bobital Saint-Carné La Bouillie Plouër-Sur-Rance Ruca Aucaleuc Les Champs-Géraux Yvignac-La-Tour Pleudihen-Sur-Rance Léhon Plédéliac Lande Du Cap Fréhel Plévenon Pléboulle Bourseul Plestan Langrolay-Sur-Rance Plumaudan Plénée-Jugon Languenan Saint-Pôtan Lancieux Sévignac Lanvallay Calorguen Saint-Jouan-De-L'Isle Trévron Saint-Hélen Landébia Guitté Guenroc Lac De Rophemel Pléven Saint-Maden Taden Hénanbihen Tréméreuc Saint-André-Des-Eaux Trélivan Plélan-Le-Petit Ploubalay Saint-Juvat Caulnes Trédias Saint-Judoce Plessix-Balisson La Vicomté-Sur-Rance La Chapelle-Blanche Plouasne Languédias Tréfumel Trébédan Vildé-Guingalan Trégon Saint-Michel-De-Plélan Saint-Jacut-De-La-Mer Corseul Brusvily Quévert Tramain Trémeur Le Quiou Pluduno Créhen Plorec-Sur-Arguenon Forêt De Boquen Saint-Samson-Sur-Rance Saint-Lormel La Landec Broons Le Mené Pleslin-Trigavou Saint-Maudez Laurenan Plancoët Jugon-Les-Lacs Lac De L'Arguenon Mégrit Etang De Jugon Plumaugat Rouillac Gomené Loscouët-Sur-Meu Saint-Méloir-Des-Bois Illifaut Merdrignac Lanrelas Éréac Trémorel Saint-Vran Mérillac Forêt De La Hardouinais

The best MTB trails around Saint-Cast-Le-Guildo

1. Moulin de la Mer Ruins – Trail loop from La Garde

2. View of Cap Fréhel – Plévenon Church loop from La Garde

3. Château du Guildo – View of the Émeraude Coast loop from Les Mielles

4. Moulin de la Mer Ruins – Trail loop from Les Mielles

5. Pointe du Muret – Trail loop from La Garde

Other adventures around Saint-Cast-Le-Guildo

Most popular routes around Saint-Cast-Le-Guildo

Most popular attractions around Saint-Cast-Le-Guildo

Get inspired with the komoot mobile app

Explore more

Get ready to conquer new peaks

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