Col du Glandon from Saint-Jean-de-Maurienne
Col du Glandon from Saint-Jean-de-Maurienne: 31.1 km at 5.3% average and 1,641 m of climbing, up to 1,924 m.
Opening Fermé l'hiver. Ouverture en général courant mai, parfois après la Croix-de-Fer avec laquelle il partage sa route.
- Distance
- 31.1 km
- Elevation gain
- 1,641 m
- Elevation loss
- 287 m
- Average gradient
- 5.3 %
- Start altitude
- 568 m
- Road
- Departmental road
- Surface
- Paved throughout
- Steepest 500 m
- 13.0 %
- Hardest 2 km
- 9.7 %
- Hardest kilometre
- km 23 · 10.3%
- Above 8%
- 7.6 km (24% of the climb)
- Difficulty index
- 6.8 Sustained
FIETS index: Δaltitude² / (10 × distance) + max(0, summit altitude − 1,000) / 1,000, lengths in metres. How this index works (article in French)
How long does it take?
| Level | Estimated time | Average speed |
|---|---|---|
| 2.0 W/kg — 140 W | 2h56 | 10.6 km/h |
| 3.0 W/kg — 210 W | 2h03 | 15.2 km/h |
| 4.0 W/kg — 280 W | 1h37 | 19.3 km/h |
Estimated for a 70 kg rider on a 9 kg bike, in still air, at a steady effort and without stopping. Wind, a stop at the fountain or a wheel to sit on move these figures by several minutes.
The route
Climb profile
- 10% and above
- 8 to 10%
- 6 to 8%
- 4 to 6%
- under 4%
Kilometre by kilometre
| Km | Gradient | Altitude at the top of the km |
|---|---|---|
| 1 | 4.0 % | 608 m |
| 2 | -0.9 % | 599 m |
| 3 | 5.2 % | 651 m |
| 4 | 3.2 % | 683 m |
| 5 | 4.7 % | 730 m |
| 6 | 8.4 % | 814 m |
| 7 | 6.0 % | 873 m |
| 8 | 10.2 % | 975 m |
| 9 | 8.1 % | 1,056 m |
| 10 | 8.6 % | 1,143 m |
| 11 | 8.9 % | 1,232 m |
| 12 | 6.3 % | 1,294 m |
| 13 | 0.3 % | 1,297 m |
| 14 | 4.4 % | 1,341 m |
| 15 | 5.1 % | 1,392 m |
| 16 | 6.9 % | 1,460 m |
| 17 | 6.5 % | 1,526 m |
| 18 | 2.0 % | 1,546 m |
| 19 | -1.1 % | 1,534 m |
| 20 | -4.0 % | 1,495 m |
| 21 | 0.5 % | 1,500 m |
| 22 | 4.4 % | 1,543 m |
| 23 | 10.3 % | 1,647 m |
| 24 | 8.5 % | 1,732 m |
| 25 | 8.5 % | 1,816 m |
| 26 | 7.3 % | 1,890 m |
| 27 | 7.5 % | 1,964 m |
| 28 | 8.9 % | 2,053 m |
| 29 | -2.6 % | 2,027 m |
| 30 | -5.8 % | 1,969 m |
| 31 | -5.2 % | 1,917 m |
| 32 (partial) | 3.5 % | 1,922 m |
Download the GPX track All climbs of this col
The other climbs of this col
- From Saint-Étienne-de-Cuines 20.3 km · 7.2 %
- From Le Bourg-d'Oisans 36.5 km · 4.2 %
Frequently asked questions
How long is the climb to Col du Glandon?
The hardest climb of Col du Glandon, from Saint-Jean-de-Maurienne, is 31.1 km long for 1,641 m of ascent, i.e. 5.3% average.
What is the steepest part of Col du Glandon?
The steepest 500 m sits at 13.0%, and the hardest kilometre is the 23th, at 10.3%.
How long does it take to climb Col du Glandon from Saint-Jean-de-Maurienne?
Col du Glandon from Saint-Jean-de-Maurienne takes about 2h03 at 3.0 W/kg, i.e. 15.2 km/h on average. The page gives three levels and their assumptions.
Is Col du Glandon open all year round?
Fermé l'hiver. Ouverture en général courant mai, parfois après la Croix-de-Fer avec laquelle il partage sa route.
Col du Glandon: add this col to your collection
Sleipnir recognises the cols you cross from the GPS trace of your rides: the col ticks itself off the day you ride over it.
Create an accountFree during the beta, no card required — places are limited.
A Polar watch syncs on its own; with any other watch, import your GPX or TCX files.