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Hiking · GR 34

Le GR 34, le sentier des douaniers

The path that follows the Breton coast without ever leaving it: abers, headlands, islands at low tide, fishing ports and heathland, from Mont-Saint-Michel to the Loire estuary.

Normandie → Bretagne → Pays de la Loire

Distance
1 086 km
Stages
52
Elevation gain
8 639 m
Difficulty
moderate
Le GR 34, le sentier des douaniers and its 52 stage points. Base map: © OpenStreetMap contributors.

Where to sleep on Le GR 34, le sentier des douaniers

Halta lists 883 places to sleep within 5 km of the route: 807 campsites, 17 bivouac spots, 59 hotels. For each one, the app shows the real detour from your stage — and it is that distance, not the straight line, that decides how a day ends.

  • Campsites
  • Bivouac spots
  • Hotels

Alongside the campsites, mountain huts and bivouac spots drawn from open data, there are the hosts of the Halta community: travellers who welcome others into their homes, usually for free. You write to them before you come; you do not book a slot.

The 52 stages of Le GR 34, le sentier des douaniers

An indicative split, drawn on real roads: distances and elevation come from route calculation, not from an estimate. In the app every stage can be adjusted — stretched, cut short, or pushed back a day.

Stages of Le GR 34, le sentier des douaniers with distance and elevation gain.
#StageDistanceElevation
1 Mont-Saint-Michel → Cancale 38 km 114 m
2 Cancale → Saint-Malo 18 km 126 m
3 Saint-Malo → Dinard 4 km 23 m
4 Dinard → Saint-Jacut-de-la-Mer 21 km 134 m
5 Saint-Jacut-de-la-Mer → Saint-Cast-le-Guildo 16 km 214 m
6 Saint-Cast-le-Guildo → Erquy 23 km 276 m
7 Erquy → Pléneuf-Val-André 10 km 131 m
8 Pléneuf-Val-André → Saint-Brieuc 31 km 351 m
9 Saint-Brieuc → Binic 17 km 382 m
10 Binic → Saint-Quay-Portrieux 7 km 145 m
11 Saint-Quay-Portrieux → Plouha 11 km 201 m
12 Plouha → Paimpol 20 km 84 m
13 Paimpol → Tréguier 19 km 210 m
14 Tréguier → Perros-Guirec 24 km 274 m
15 Perros-Guirec → Trégastel 8 km 81 m
16 Trégastel → Trébeurden 10 km 136 m
17 Trébeurden → Plestin-les-Grèves 38 km 553 m
18 Plestin-les-Grèves → Locquirec 6 km 56 m
19 Locquirec → Morlaix 24 km 261 m
20 Morlaix → Carantec 14 km 264 m
21 Carantec → Roscoff 18 km 148 m
22 Roscoff → Plouescat 28 km 113 m
23 Plouescat → Brignogan-Plages 18 km 41 m
24 Brignogan-Plages → Plouguerneau 24 km 141 m
25 Plouguerneau → Porspoder 38 km 209 m
26 Porspoder → Le Conquet 30 km 220 m
27 Le Conquet → Brest 32 km 324 m
28 Brest → Camaret-sur-Mer 23 km 148 m
29 Camaret-sur-Mer → Crozon 11 km 178 m
30 Crozon → Telgruc-sur-Mer 12 km 178 m
31 Telgruc-sur-Mer → Douarnenez 29 km 330 m
32 Douarnenez → Beuzec-Cap-Sizun 17 km 217 m
33 Beuzec-Cap-Sizun → Plogoff 25 km 335 m
34 Plogoff → Audierne 15 km 109 m
35 Audierne → Penmarc'h 37 km 109 m
36 Penmarc'h → Bénodet 34 km 78 m
37 Bénodet → Concarneau 24 km 161 m
38 Concarneau → Pont-Aven 17 km 142 m
39 Pont-Aven → Clohars-Carnoët 21 km 133 m
40 Clohars-Carnoët → Lorient 26 km 174 m
41 Lorient → Étel 24 km 80 m
42 Étel → Carnac 17 km 65 m
43 Carnac → La Trinité-sur-Mer 5 km 47 m
44 La Trinité-sur-Mer → Auray 14 km 104 m
45 Auray → Vannes 27 km 146 m
46 Vannes → Sarzeau 22 km 76 m
47 Sarzeau → Damgan 20 km 34 m
48 Damgan → Pénestin 39 km 233 m
49 Pénestin → Piriac-sur-Mer 35 km 131 m
50 Piriac-sur-Mer → Le Croisic 12 km 30 m
51 Le Croisic → La Baule 13 km 39 m
52 La Baule → Saint-Nazaire 20 km 150 m

Frequently asked questions about Le GR 34, le sentier des douaniers

How many days does Le GR 34, le sentier des douaniers take?

Le GR 34, le sentier des douaniers takes about 50 days, split into 52 stages over 1 086 km — an average of 22 km a day. The split is indicative: stages stretch or shorten depending on your form and the weather.

Where can you sleep on Le GR 34, le sentier des douaniers?

Halta lists 883 places to sleep within 5 km of Le GR 34, le sentier des douaniers: 807 campsites, 17 bivouac spots, 59 hotels. On top of those are the hosts of the Halta community, travellers who welcome others into their homes, usually for free.

How hard is Le GR 34, le sentier des douaniers?

Le GR 34, le sentier des douaniers is rated moderate, with 8 639 m of cumulative elevation gain over 1 086 km. Per stage, that works out at roughly 166 m of climbing a day.

Where does Le GR 34, le sentier des douaniers go?

Le GR 34, le sentier des douaniers runs from Mont-Saint-Michel to Saint-Nazaire, by way of Perros-Guirec, Brest, Lorient, across Normandie → Bretagne → Pays de la Loire. It is travelled on foot and totals 1 086 km split into 52 stages.

Figures established on 17 September 2026, from Halta’s own data. How they are calculated.

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Étapes indicatives d'après le GR 34 (balisage FFRandonnée). Tracé reconstitué par routage (ODbL, openrouteservice.org). Halta 2026-08. Places to sleep: OpenStreetMap, refuges.info and DATAtourisme (ODbL). Photo : Wikimedia Commons (CC).