Altigraphs
HC

Col du Grand Ballon

Southern ascent from Willer-sur-Thur
2 ways up
From Uffholtz 21.6 km · 5.4% From Willer-sur-Thur 15.5 km · 6.2%
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Elevation profile

374 m → 1339 m
0–4% 4–6% 6–8% 8–10% 10–14% 14%+
Steepest kilometre: km 14 at 8.7% — peaks at 8.1%
Elevation inside a tunnel is unreliable — the survey reads the mountain above the road, not the road. Report a tunnel

Climb stats

963 m Ascent
15.46 km Length
6.23% Average
11% Maximum
1339 m Summit altitude
193 Difficulty

Kilometre by kilometre

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Km Altitude Gain Average Max Gradient
1 400 m +28 m 2.8% 7%
2 442 m +42 m 4.2% 9%
3 504 m +63 m 6.3% 9%
4 565 m +60 m 6% 10%
5 622 m +58 m 5.8% 9%
6 667 m +46 m 4.6% 8%
7 718 m +51 m 5.1% 9%
8 792 m +74 m 7.4% 10%
9 830 m +38 m 3.8% 9%
10 909 m +79 m 7.9% 10%

Route map

Paved Unpaved Cobblestone Unknown
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Photos

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Rider notes

What it is actually like, from people who have ridden it
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How hard is 193?

Difficulty score is length × gradient, weighted for the steepest kilometre.

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Conditions at the summit

13°
Partly cloudy · feels like 11°
Wind 8 km/h W
Updated 5 min ago
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