Vallon du Stang Alar - Vallée du Costour
Key facts
- Distance
- 6.8 km
- Ascent
- +124 m
- Descent
- −128 m
- Estimated time
- 1 hr 45
- hiking
- Difficulty
- Not rated
- Route
- Loop
- back to the start
Profile and gradient
- under 10%
- 10 to 20%
- over 20%
Gradient along the route: 6.3 km under 10% and 0.5 km at 10 to 20%. Elevation from 9 m to 92 m over 6.8 km.
Surface and path types
- Surface
- Paved 39%
- Dirt & gravel 58%
- Unknown 3%
- Path types
- Trail 35%
- Track 37%
- Road 27%
- Off-network 1%
Difficulty
No official rating for this track: we do not make one up.
Getting there
Start: Guipavas, Guipavas (29).
Sources
- Track: Brest métropole, Licence Ouverte 2.0, Licence Ouverte 2.0 (Etalab) (brest.fr/sites/default/files/media/document/Balade_urbaine_7_Conservatoire_Costour.pdf). 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)
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