Altigraphs
1

Col des Bordères

North-eastern ascent from Argeles Gazost by Aucun — the hardest of the 2 ways up
2 ways up
From Argeles Gazost by Aucun 16.9 km · 4.6% From Arrens-Marsous 3.7 km · 7.6%
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Elevation profile

424 m → 1159 m
0–4% 4–6% 6–8% 8–10% 10–14% 14%+
Steepest kilometre: km 16 at 9.5% — peaks at 15.8%
Elevation inside a tunnel is unreliable — the survey reads the mountain above the road, not the road. Report a tunnel

Climb stats

773 m Ascent
16.93 km Length
4.57% Average
45% Maximum
1159 m Summit altitude
155 Difficulty

Kilometre by kilometre

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Km Altitude Gain Average Max Gradient
1 464 m +41 m 4.1% 11%
2 547 m +85 m 8.5% 22%
3 628 m +87 m 8.6% 45%
4 700 m +72 m 7.2% 14%
5 733 m +35 m 3.5% 10%
6 763 m +32 m 3.2% 8%
7 812 m +49 m 4.9% 13%
8 835 m +32 m 3.2% 10%
9 839 m +15 m 1.5% 5%
10 862 m +27 m 2.7% 8%

Route map

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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 155?

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

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Conditions at the summit

14°
Clear · feels like 14°
Wind 2 km/h SW
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