Sentier de Saint-Martin
Key facts
- Distance
- 13.7 km
- Ascent
- +138 m
- Descent
- −141 m
- Estimated time
- 3 hr 20
- hiking
- Difficulty
- Not rated
- Route
- Loop
- back to the start
Profile and gradient
- under 10%
- 10 to 20%
- over 20%
Gradient along the route: 13.7 km under 10%. Elevation from 73 m to 190 m over 13.7 km.
Surface and path types
- Surface
- Paved 39%
- Dirt & gravel 61%
- Path types
- Track 69%
- Road 31%
Difficulty
No official rating for this track: we do not make one up.
Getting there
Start: Sanghen, Sanghen (62).
Sources
- Track: © OpenStreetMap contributors, ODbL 1.0 (www.openstreetmap.org/relation/18005538). Time estimated by GPX Path with the Mac app rule, breaks not included.
- 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 2026 · track © OpenStreetMapLes Trois CalvairesHauts-de-France, Licques (62) · Loop
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Plan IGN © IGN 2026 · track © OpenStreetMapSentier du VentuHauts-de-France, Alembon (62) · Loop
Plan IGN © IGN 2026 · track © OpenStreetMapSentier des EcottiersHauts-de-France, Licques (62) · Loop
Plan IGN © IGN 2026 · track © OpenStreetMapSentier de la GarenneHauts-de-France, Nabringhen (62) · Loop
Plan IGN © IGN 2026 · track © OpenStreetMapSentier de La Vieille MotteHauts-de-France, Landrethun-lès-Ardres (62) · Loop
