Pacing, fueling and crew sheet for the course you pick
Start line in
At a glance
Trail du Bostet 2027 takes place on Saturday 5 June 2027 in Nâves (Savoie, France). 4 courses from 5 to 36 km.
Longest course: L'Intégrale du Bostet, 36 km with 2’200 m D+ (61 m per km: very steep terrain). Terrain: 67% trail, including 6 km of T3, the most technical part; 25% forest track and 2% road. Terrain data: © OpenStreetMap contributors.
On Kliva, plan your pacing and nutrition for free, then send the plan to your watch.
A local mountain trail race in the Beaufort massif near Nâves, featuring 100% mountain trails with steep slopes, technical sections, and ridges, accompanied by a lively atmosphere.
4 courses
Course analysis
21 km13 mi1’400 m D+4’593 ft D+
- D+
- 1’400 m4’593 ft
- D−
- 1’413 m4’636 ft
- Max alt.
- 2’426 m7’959 ft
- Steepest
- 14%
Segments
Elevation profile: Trail 21 km
1’372 m – 2’426 m4’501 ft – 7’959 ft
Feels like these
- Great Trail Race26.7 km16.6 mi · 32 km-effortSep 25, 2027 · Dates to be confirmed9’185 km away5’707.3 mi away
- Prospector's 50k | 30k29.5 km18.3 mi · 39 km-effortAug 14, 20278’169 km away5’076 mi away
- Hub Trail 22K La Marquesa22 km13.7 mi · 32 km-effortSep 19, 2027 · Dates to be confirmed9’659 km away6’001.8 mi away
- La 6000D by DARE2B - Trail de légende20.8 km12.9 mi · 37 km-effortJul 31, 202713 km away8.1 mi away
External route
5 km3.1 mi200 m D+656 ft D+
External content: map and profile provided by the third-party service.
Where to stay
Find a place to stay near Nâves for the race.
We may earn a commission if you book through this map, at no extra cost to you.
Spotted wrong info on this page? Tell us and we'll review it. Report it