HOKA UTMB Mont-Blanc 2027

23.08.2027Chamonix (France)Dates to be confirmed

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8 courses · 15–300 km9.3–186.4 mi · up to 25’000 m D+up to 82’021 ft D+

At a glance

HOKA UTMB Mont-Blanc 2027 is expected on Monday 23 August 2027 in Chamonix (Auvergne-Rhône-Alpes, France), date to be confirmed by the organiser. 8 courses from 15 to 300 km.

Longest course: PTL (La Petite Trotte à Léon), 300 km with 25’000 m D+ (83 m per km: very steep terrain). It has 31 aid stations.

On Kliva, plan your pacing and nutrition for free, then send the plan to your watch.

The HOKA UTMB Mont-Blanc is the trail event of all superlatives! A must-see appointment for trail runners from around the world. Every year, the world's trail elite gathers in Chamonix, along with…

From the organiser

8 courses

15km9.3mi
1’200 m D+3’937 ft D+
1’148 m D-3’766 ft D-
avg 8%
ETC (Experience Trail Courmayeur)
23.08. · 4 aid stations
GPX
15km9.3mi
1’200 m D+3’937 ft D+
1’176 m D-3’858 ft D-
avg 8%
YCC
23.08. · 4 aid stations
GPX
40km24.9mi
2’350 m D+7’710 ft D+
1’764 m D-5’787 ft D-
avg 6%
MCC (Martigny-Combe-Chamonix)
23.08. · 6 aid stations
GPX
60km37.3mi
3’500 m D+11’483 ft D+
3’233 m D-10’607 ft D-
avg 6%
OCC (Orsières-Champex-Chamonix)
23.08. · 12 aid stations
GPX
108km67.1mi
6’200 m D+20’341 ft D+
6’236 m D-20’459 ft D-
avg 6%
CCC (Courmayeur-Champex-Chamonix)
23.08. · 19 aid stations
GPX
145km90.1mi
9’500 m D+31’168 ft D+
9’520 m D-31’234 ft D-
avg 7%
TDS (Sur les Traces des Ducs de Savoie)
23.08. · 22 aid stations
GPX
174km108.1mi
9’700 m D+31’824 ft D+
10’021 m D-32’877 ft D-
avg 6%
UTMB (Ultra-Trail du Mont-Blanc)
23.08. · 30 aid stations
GPX
300km186.4mi
25’000 m D+82’021 ft D+
avg 8%
PTL (La Petite Trotte à Léon)
23.08. · 31 aid stations
No index

Course analysis

174 km108.1 mi9’700 m D+31’824 ft D+

271effort kmⓘ174 km on the map · feels like 271 km108.1 mi on the map · feels like 271 km

D+: 9’700 m31’824 ft
D−: 10’021 m32’877 ft
Max alt.: 2’571 m8’435 ft
Steepest: 21%

Segments

Elevation profile: UTMB (Ultra-Trail du Mont-Blanc)

805 m – 2’571 m2’641 ft – 8’435 ft

Terrain

Aid station by aid station

Terrain, climb and cutoff between each aid station.

Chamonix (Chamonix) → Les Houches km 0 → 9.1km 0 → 5.7
9.1 km5.7 mi · +224 m735 ft · −251 m823 ft
Les Houches → Saint-Gervais km 9.1 → 22.9km 5.7 → 14.2
13.8 km8.5 mi · +839 m2’753 ft · −1’031 m3’383 ft
Saint-Gervais → Les Contamines km 22.9 → 32.5km 14.2 → 20.2
9.6 km6 mi · +492 m1’614 ft · −155 m509 ft
Les Contamines → Notre Dame de la Gorge km 32.5 → 36.9km 20.2 → 22.9
4.4 km2.7 mi · +159 m522 ft · −29 m95 ft
Notre Dame de la Gorge → La Balme km 36.9 → 41.2km 22.9 → 25.6
4.2 km2.6 mi · +496 m1’627 ft · −0 m0 ft
La Balme → Col du Bonhomme km 41.2 → 45km 25.6 → 27.9
3.8 km2.4 mi · +614 m2’014 ft · −0 m0 ft
Col du Bonhomme → Refuge de la Croix du Bonhomme km 45 → 47km 27.9 → 29.2
2.1 km1.3 mi · +113 m371 ft · −152 m499 ft
Refuge de la Croix du Bonhomme → Les Chapieux km 47 → 52.3km 29.2 → 32.5
5.3 km3.3 mi · +11 m36 ft · −810 m2’657 ft
Les Chapieux → Col de la Seigne km 52.3 → 63.1km 32.5 → 39.2
10.8 km6.7 mi · +1’037 m3’402 ft · −246 m807 ft
Col de la Seigne → Col des Pyramides Calcaires km 63.1 → 65.8km 39.2 → 40.9
2.7 km1.7 mi · +278 m912 ft · −156 m512 ft
Col des Pyramides Calcaires → Lac Combal km 65.8 → 69.5km 40.9 → 43.2
3.7 km2.3 mi · +2 m7 ft · −511 m1’677 ft
Lac Combal → Arête du Mont Favre km 69.5 → 73.9km 43.2 → 45.9
4.4 km2.7 mi · +477 m1’565 ft · −96 m315 ft
Arête du Mont Favre → Checrouit - Maison Vieille km 73.9 → 78.5km 45.9 → 48.8
4.6 km2.9 mi · +24 m79 ft · −516 m1’693 ft
Checrouit - Maison Vieille → Courmayeur Sport Center km 78.5 → 83.3km 48.8 → 51.8
4.8 km3 mi · +60 m197 ft · −677 m2’221 ft
Courmayeur Sport Center → Refuge Bertone km 83.3 → 88.8km 51.8 → 55.2
5.5 km3.4 mi · +816 m2’677 ft · −71 m233 ft
Refuge Bertone → Refuge Bonatti km 88.8 → 96.4km 55.2 → 59.9
7.6 km4.7 mi · +337 m1’106 ft · −263 m863 ft
Refuge Bonatti → Arnouvaz km 96.4 → 101.8km 59.9 → 63.2
5.3 km3.3 mi · +259 m850 ft · −329 m1’079 ft
Arnouvaz → Grand Col Ferret km 101.8 → 106.3km 63.2 → 66
4.5 km2.8 mi · +550 m1’804 ft · −197 m646 ft
Grand Col Ferret → La Peule km 106.3 → 109.9km 66 → 68.3
3.6 km2.2 mi · +59 m194 ft · −396 m1’299 ft
La Peule → La Fouly km 109.9 → 116.3km 68.3 → 72.3
6.4 km4 mi · +20 m66 ft · −511 m1’677 ft
La Fouly → Praz de Fort km 116.3 → 124.7km 72.3 → 77.5
8.4 km5.2 mi · +105 m344 ft · −549 m1’801 ft
Praz de Fort → Champex-Lac km 124.7 → 130.5km 77.5 → 81.1
5.8 km3.6 mi · +516 m1’693 ft · −80 m262 ft
Champex-Lac → Plan de l'Au km 130.5 → 135.4km 81.1 → 84.1
4.9 km3.1 mi · +273 m896 ft · −188 m617 ft
Plan de l'Au → La Giète km 135.4 → 142.1km 84.1 → 88.3
6.7 km4.2 mi · +478 m1’568 ft · −482 m1’581 ft
La Giète → Trient km 142.1 → 147.1km 88.3 → 91.4
5 km3.1 mi · +284 m932 ft · −337 m1’106 ft
Trient → Les Tseppes km 147.1 → 151.2km 91.4 → 93.9
4.1 km2.5 mi · +542 m1’778 ft · −186 m610 ft
Les Tseppes → Vallorcine km 151.2 → 158.5km 93.9 → 98.5
7.3 km4.6 mi · +131 m430 ft · −634 m2’080 ft
Vallorcine → Col des Montets km 158.5 → 162.3km 98.5 → 100.9
3.8 km2.4 mi · +368 m1’207 ft · −52 m171 ft
Col des Montets → Tête de Béchar km 162.3 → 164.8km 100.9 → 102.4
2.5 km1.5 mi · +126 m413 ft · −261 m856 ft
Tête de Béchar → La Flégère km 164.8 → 169.9km 102.4 → 105.6
5.1 km3.2 mi · +326 m1’070 ft · −491 m1’611 ft
La Flégère → Finish km 169.9 → 174km 105.6 → 108.1
4.1 km2.6 mi · +6 m20 ft · −366 m1’201 ft

Elevation figures are measured by Kliva on the course trace. Cutoffs are the organiser's.

Aid station by aid station

Terrain, climb and cutoff between each aid station.

Courmayeur → Tête de la Tronche km 0 → 9.5km 0 → 5.9
9.5 km5.9 mi · +1’417 m4’649 ft · −155 m509 ft
Tête de la Tronche → Refuge Bertone km 9.5 → 13.7km 5.9 → 8.5
4.3 km2.6 mi · +78 m256 ft · −535 m1’755 ft
Refuge Bertone → Refuge Bonatti km 13.7 → 21.3km 8.5 → 13.2
7.6 km4.7 mi · +295 m968 ft · −288 m945 ft
Refuge Bonatti → Arnouvaz km 21.3 → 26.6km 13.2 → 16.5
5.3 km3.3 mi · +206 m676 ft · −390 m1’280 ft
Arnouvaz → Refuge Elena km 26.6 → 28.7km 16.5 → 17.8
2.2 km1.3 mi · +353 m1’158 ft · −6 m20 ft
Refuge Elena → Grand Col Ferret km 28.7 → 31km 17.8 → 19.3
2.3 km1.4 mi · +336 m1’102 ft · −71 m233 ft
Grand Col Ferret → La Peule km 31 → 34.6km 19.3 → 21.5
3.6 km2.2 mi · +14 m46 ft · −474 m1’555 ft
La Peule → La Fouly km 34.6 → 40.9km 21.5 → 25.4
6.3 km3.9 mi · +94 m308 ft · −550 m1’804 ft
La Fouly → Praz de Fort km 40.9 → 49.3km 25.4 → 30.6
8.4 km5.2 mi · +131 m430 ft · −544 m1’785 ft
Praz de Fort → Champex-Lac km 49.3 → 55.2km 30.6 → 34.3
5.9 km3.7 mi · +500 m1’640 ft · −145 m476 ft
Champex-Lac → Plan de l'Au km 55.2 → 60km 34.3 → 37.3
4.8 km3 mi · +126 m413 ft · −212 m696 ft
Plan de l'Au → La Giete km 60 → 66.7km 37.3 → 41.4
6.6 km4.1 mi · +659 m2’162 ft · −333 m1’093 ft
La Giete → Trient km 66.7 → 71.8km 41.4 → 44.6
5.1 km3.2 mi · +85 m279 ft · −481 m1’578 ft
Trient → Les Tseppes km 71.8 → 75.6km 44.6 → 47
3.8 km2.4 mi · +747 m2’451 ft · −19 m62 ft
Les Tseppes → Vallorcine km 75.6 → 82.9km 47 → 51.5
7.3 km4.5 mi · +88 m289 ft · −821 m2’694 ft
Vallorcine → Col des Montets km 82.9 → 86.8km 51.5 → 53.9
3.9 km2.4 mi · +276 m906 ft · −41 m135 ft
Col des Montets → Tête de Béchar km 86.8 → 89.2km 53.9 → 55.4
2.4 km1.5 mi · +221 m725 ft · −260 m853 ft
Tête de Béchar → La Flégère km 89.2 → 94.3km 55.4 → 58.6
5.1 km3.2 mi · +404 m1’325 ft · −349 m1’145 ft
La Flégère → Chamonix km 94.3 → 101.4km 58.6 → 63
7.1 km4.4 mi · +21 m69 ft · −563 m1’847 ft
Chamonix → Finish km 101.4 → 108km 63 → 67.1
6.6 km4.1 mi · +0 m0 ft · −0 m0 ft

Elevation figures are measured by Kliva on the course trace. Cutoffs are the organiser's.

Aid station by aid station

Terrain, climb and cutoff between each aid station.

Courmayeur → Checrouit - Maison Vieille km 0 → 7.8km 0 → 4.8
7.8 km4.8 mi · +824 m2’703 ft · −74 m243 ft
Checrouit - Maison Vieille → Arête du Mont-Favre km 7.8 → 12.3km 4.8 → 7.6
4.5 km2.8 mi · +449 m1’473 ft · −19 m62 ft
Arête du Mont-Favre → Lac Combal km 12.3 → 16.6km 7.6 → 10.3
4.3 km2.7 mi · +49 m161 ft · −452 m1’483 ft
Lac Combal → Col Chavannes km 16.6 → 20.6km 10.3 → 12.8
4.1 km2.5 mi · +589 m1’932 ft · −34 m112 ft
Col Chavannes → La Thuile - Petit St Bernard km 20.6 → 36.9km 12.8 → 22.9
16.2 km10.1 mi · +491 m1’611 ft · −884 m2’900 ft
La Thuile - Petit St Bernard → Seez km 36.9 → 47.8km 22.9 → 29.7
10.9 km6.8 mi · +7 m23 ft · −1’337 m4’386 ft
Seez → Bourg St Maurice km 47.8 → 51.1km 29.7 → 31.7
3.3 km2.1 mi · +123 m404 ft · −24 m79 ft
Bourg St Maurice → Fort de la Platte km 51.1 → 55.9km 31.7 → 34.8
4.9 km3 mi · +1’191 m3’907 ft · −5 m16 ft
Fort de la Platte → Passeur de Pralognan km 55.9 → 61.9km 34.8 → 38.5
6 km3.7 mi · +609 m1’998 ft · −554 m1’818 ft
Passeur de Pralognan → Cormet de Roselend km 61.9 → 66.2km 38.5 → 41.1
4.2 km2.6 mi · +45 m148 ft · −212 m696 ft
Cormet de Roselend → Col de la Sauce km 66.2 → 69.1km 41.1 → 42.9
2.9 km1.8 mi · +300 m984 ft · −182 m597 ft
Col de la Sauce → La Gittaz km 69.1 → 73.8km 42.9 → 45.8
4.7 km2.9 mi · +288 m945 ft · −494 m1’621 ft
La Gittaz → Beaufort km 73.8 → 92.4km 45.8 → 57.4
18.7 km11.6 mi · +731 m2’398 ft · −1’919 m6’296 ft
Beaufort → Hauteluce km 92.4 → 98.7km 57.4 → 61.3
6.3 km3.9 mi · +512 m1’680 ft · −123 m404 ft
Hauteluce → Barrage de la Girotte km 98.7 → 107.4km 61.3 → 66.7
8.7 km5.4 mi · +1’012 m3’320 ft · −199 m653 ft
Barrage de la Girotte → Le Signal km 107.4 → 115.5km 66.7 → 71.8
8.1 km5 mi · +279 m915 ft · −603 m1’978 ft
Le Signal → Notre Dame de la Gorge km 115.5 → 119.3km 71.8 → 74.1
3.8 km2.3 mi · +0 m0 ft · −441 m1’447 ft
Notre Dame de la Gorge → Les Contamines km 119.3 → 123.2km 74.1 → 76.6
4 km2.5 mi · +383 m1’257 ft · −31 m102 ft
Les Contamines → Chalets du Truc km 123.2 → 126.7km 76.6 → 78.7
3.5 km2.2 mi · +316 m1’037 ft · −186 m610 ft
Chalets du Truc → Col de Tricot km 126.7 → 130.4km 78.7 → 81
3.7 km2.3 mi · +469 m1’539 ft · −335 m1’099 ft
Col de Tricot → Bellevue km 130.4 → 137km 81 → 85.1
6.7 km4.2 mi · +401 m1’316 ft · −903 m2’963 ft
Bellevue → Les Houches km 137 → 141.6km 85.1 → 88
4.6 km2.8 mi · +192 m630 ft · −360 m1’181 ft
Les Houches → Finish km 141.6 → 145km 88 → 90.1
3.4 km2.1 mi · +45 m148 ft · −139 m456 ft

Elevation figures are measured by Kliva on the course trace. Cutoffs are the organiser's.

Race plan

Plan your race from start to finish.

Pacing, aid stations and fueling timed to your effort on HOKA UTMB Mont-Blanc, in one roadbook.

Includes this race's official aid stations and cutoff times.

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