Altigraphs
2

Puerto de Guadarrama / Alto del León

South-eastern ascent from Guadarrama — the hardest of the 2 ways up

Elevation profile

954 m → 1509 m
0–4% 4–6% 6–8% 8–10% 10–14% 14%+
Steepest kilometre: km 7 at 8.7% — peaks at 12.9%
Elevation inside a tunnel is unreliable — the survey reads the mountain above the road, not the road. Report a tunnel

Climb stats

552 m Ascent
8.69 km Length
6.35% Average
54% Maximum
1509 m Summit altitude
117 Difficulty

Kilometre by kilometre

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Km Altitude Gain Average Max Gradient
1 971 m +18 m 1.8% 6%
2 1019 m +49 m 4.9% 8%
3 1076 m +57 m 5.7% 8%
4 1153 m +83 m 8.3% 54%
5 1223 m +84 m 8.4% 45%
6 1305 m +82 m 8.2% 14%
7 1392 m +87 m 8.7% 13%
8 1467 m +75 m 7.5% 11%
9 1509 m +42 m 6.1% 11%

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 117?

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

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Conditions at the summit

20°
Clear · feels like 18°
Wind 8 km/h NW
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