Le Grand Chemin
Key facts
- Distance
- 21.8 km
- Ascent
- +87 m
- Descent
- −91 m
- Estimated time
- 5 hr 05
- hiking ; mtb : 1 hr 45
- Difficulty
- Difficult
- official rating
- Route
- Loop
- back to the start
Official time: 5 h 15 min
Profile and gradient
- under 10%
- 10 to 20%
- over 20%
Gradient along the route: 21.8 km under 10%. Elevation from 1 m to 41 m over 21.8 km.
Surface and path types
- Surface
- Paved 35%
- Dirt & gravel 65%
- Path types
- Trail 21%
- Track 43%
- Road 36%
Difficulty
Official rating: difficult, by Département de Loire-Atlantique.
Getting there
Start: Rouans, Rouans (44).
Sources
- Track: Département de Loire-Atlantique, PDIPR, Licence Ouverte 2.0, Licence Ouverte 2.0 (Etalab) (data.loire-atlantique.fr/explore/dataset/224400028_itineraires-de-promenade-et-de-randonnee-en-loire-atlantique-pdipr/). Time estimated by GPX Path with the Mac app rule, breaks not included.
- Official time: 5 h 15 min, data.loire-atlantique.fr
- Surface and path types: © OpenStreetMap contributors, ODbL, extract of 28 October 2026, matched to the track every 10 m (openstreetmap.org/copyright)
Nearby tracks
Plan IGN © IGN 2026Circuit de la Vallée BlanchePays de la Loire, Rouans (44) · LoopOfficial rating by Département de Loire-Atlantique
Plan IGN © IGN 2026Les CôteauxPays de la Loire, Vue (44) · LoopOfficial rating by Département de Loire-Atlantique
Plan IGN © IGN 2026La Pierre tremblantePays de la Loire, Cheix-en-Retz (44) · LoopOfficial rating by Département de Loire-Atlantique
Plan IGN © IGN 2026Circuit Loire et BocagePays de la Loire, Le Pellerin (44) · LoopOfficial rating by Département de Loire-Atlantique
Plan IGN © IGN 2026Canal de la MartinièrePays de la Loire, Le Pellerin (44) · LoopOfficial rating by Département de Loire-Atlantique
Plan IGN © IGN 2026Circuit de la CossonièrePays de la Loire, Le Pellerin (44) · LoopOfficial rating by Département de Loire-Atlantique