Altigraphs
HC

Puerto de San Lorenzo

Western ascent from La Riera — the hardest of the 2 ways up
2 ways up
From San Martín 11.1 km · 8.1% From La Riera 9.9 km · 8.7%
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Elevation profile

490 m → 1345 m
0–4% 4–6% 6–8% 8–10% 10–14% 14%+
Steepest kilometre: km 6 at 11.8% — peaks at 15%
Elevation inside a tunnel is unreliable — the survey reads the mountain above the road, not the road. Report a tunnel

Climb stats

865 m Ascent
9.91 km Length
8.73% Average
22% Maximum
1345 m Summit altitude
272 Difficulty

Kilometre by kilometre

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Km Altitude Gain Average Max Gradient
1 590 m +101 m 10.1% 22%
2 698 m +109 m 10.9% 14%
3 809 m +111 m 11.1% 17%
4 854 m +48 m 4.8% 12%
5 875 m +33 m 3.3% 11%
6 993 m +118 m 11.8% 19%
7 1106 m +113 m 11.3% 15%
8 1192 m +85 m 8.5% 16%
9 1260 m +69 m 6.9% 13%
10 1345 m +85 m 9.4% 12%

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 272?

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

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Conditions at the summit

13°
Clear · feels like 12°
Wind 7 km/h S
Updated Just now
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