Altigraphs
2

Balcony of Bizkaia

Western ascent from Zugastieta

Elevation profile

110 m → 432 m
0–4% 4–6% 6–8% 8–10% 10–14% 14%+
Steepest kilometre: km 4 at 7.1% — peaks at 14.5%
Elevation inside a tunnel is unreliable — the survey reads the mountain above the road, not the road. Report a tunnel

Climb stats

326 m Ascent
7.79 km Length
4.18% Average
17% Maximum
432 m Summit altitude
50 Difficulty

Kilometre by kilometre

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Km Altitude Gain Average Max Gradient
1 159 m +48 m 4.8% 5%
2 204 m +45 m 4.5% 5%
3 250 m +46 m 4.6% 5%
4 321 m +71 m 7.1% 17%
5 343 m +26 m 2.6% 5%
6 359 m +18 m 1.8% 7%
7 387 m +30 m 3% 7%
8 432 m +45 m 5.7% 7%

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 50?

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

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Conditions at the summit

15°
Clear · feels like 16°
Wind 6 km/h E
Updated 1 min ago
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