The Trail 42 km 2026 page brings together published data for this running route.
The route is listed from La Clusaz, France to La Clusaz, France, with 42 km and 1,930 m D+ on the page.
Listed organiser: Le Bรฉlier โ La Clusaz.
Start / area
La Clusaz, France
Finish
La Clusaz, France
Edition
2026
Distance
42 km
Elevation gain
1,930 m D+
GPX track and calculated values
Calculated values for this track: 43 km of distance calculated from the GPX track ยท 2,080 m ascent calculated with ign_rge_alti_wld.
Distance follows the GPX geometry; ascent uses elevations derived from ign_rge_alti_wld. These calculations remain separate from the organiser's figures.
Source-page value: 42 km; distance calculated from the GPX: 43 km.
Source-page value: 1,930 m ascent; ascent calculated with ign_rge_alti_wld: 2,080 m.
Sources reviewed
Official sources: 1 ยท sources with a recorded review date: 1. Updates from the organiser always take precedence.
Latest recorded check: 16 September 2026.
Frequently asked questions
Is the Trail 42 km GPX available?
Yes. The track and its profile can be viewed here, and the file is available as a free download from this page.
Do these details replace the organiser's instructions?
No. This page makes sources easier to consult and separates published data from GPX calculations. Check the latest official instructions before the start.
These items are shown explicitly so an approximation is never presented as official data.
Tourist-office reference route; its correspondence with the current race route is not established. The organizer reports private land on the latter: check access conditions with the tourist office.
The start time and detailed aid station information are not published in the source consulted.
Check the information
Sources and provenance
These links point to the documents used. The organiser's instructions remain authoritative if they change.
Official event Trail 42 km โ Le Bรฉlier 2026Official
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