Climb library

Famous climbs of cycling

Detailed profiles of the climbs that define the sport — length, average gradient, elevation gain, race history, and pacing advice.

3815 climbs

HC🇨🇭

Forcora d'Arasio

11.9 km
Length
9.9%
Avg grade
1249 m
Ascent

11.9 km at a brutal 9.9% average, climbing 1173 m to a 1532 m summit — a genuine HC test of sustained power.

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HC🇵🇹

Alto de Vila Lobos

11.8 km
Length
8.5%
Avg grade
973 m
Ascent

An 11.8 km HC monster averaging 8.53%, climbing 1010 m from 119 m to 1129 m with ramps that bite up to 14.77%.

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HC🇮🇹

Portjoch

11.7 km
Length
10.8%
Avg grade
1196 m
Ascent

11.7 km at a brutal 10.77% average, ramping to 25.41% and climbing from 785 m to 2043 m — a full HC test.

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HC🇮🇹

Bocchetta di Sommafiume

11.7 km
Length
8.6%
Avg grade
2094 m
Ascent

11.7 km at a relentless 8.64% average, hauling you from 953 m to 1962 m — an HC ascent with 1009 m of net gain and no soft edges.

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HC🇮🇹

Sella di Monte Piccolo

11.7 km
Length
11.0%
Avg grade
1260 m
Ascent

11.7 km at a brutal 10.98% average, spiking to 33.77%, hauling you from 422 m up to 1701 m — a genuine HC monster.

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HC🇦🇹

Grubenpass

11.7 km
Length
13.0%
Avg grade
1902 m
Ascent

A brutal HC climb in Switzerland: 11.7 km averaging 13.02%, gaining 1,517 m net from 665 m to 2,182 m over undulating terrain.

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HC🇦🇹

Tiefenseesattel

11.6 km
Length
9.0%
Avg grade
1556 m
Ascent

Tiefenseesattel is an 11.6 km HC climb in Austria with a punishing 8.97% average and hidden ramps that demand disciplined pacing and low gearing.

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HC🇪🇸

Colláu de Petraficha

11.6 km
Length
11.3%
Avg grade
1224 m
Ascent

11.6 km at a brutal 11.29% average, ramping to 23.41% and climbing 1308 m to a 1729 m summit — a genuine HC monster.

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HC🇨🇴

Alto de Arrayan

11.6 km
Length
10.3%
Avg grade
1162 m
Ascent

11.6 km averaging a brutal 10.28%, climbing 1191 m from 992 m to 2183 m with a 22.07% wall — a genuine HC test.

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HC🇨🇴

Alto del Garabato

11.6 km
Length
8.5%
Avg grade
956 m
Ascent

11.6 km at a relentless 8.48% average, climbing 982 m to a 2469 m summit with pitches touching 16.7% — a true HC test.

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HC🇮🇹

Hohe Säge - Forcella Sega Alta

11.6 km
Length
12.5%
Avg grade
1383 m
Ascent

11.6 km at a relentless 12.48% average, hauling you from 773 m to 2215 m for 1442 m of net gain — a true HC monster.

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HC🇮🇹

Passenjoch

11.5 km
Length
12.5%
Avg grade
1382 m
Ascent

Passenjoch stacks 1441 m of net gain into 11.5 km at a brutal 12.53% average — a true HC test from 774 m to 2215 m.

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HC🇪🇸

Collado de la Lagunilla del Corral

11.5 km
Length
8.5%
Avg grade
1721 m
Ascent

An 11.5km HC climb in Spain rising 978m of net gain to a 2,116m summit, with heavy undulation that pushes total ascent well beyond the numbers.

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HC🇮🇹

Sella del Carmo

11.4 km
Length
11.4%
Avg grade
1260 m
Ascent

11.4 km at a relentless 11.38% average, clawing from 16 m to 1312 m — an HC wall with ramps hitting 19.75%.

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HC🇮🇹

Forca Sopareit

11.4 km
Length
11.2%
Avg grade
1244 m
Ascent

11.4 km at a brutal 11.23% average, climbing 1276 m to a 1612 m summit with a 36.89% wall — a true HC monster.

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HC🇮🇹

Colle Intersile sud m.2077

11.3 km
Length
10.2%
Avg grade
1127 m
Ascent

11.3 km at a punishing 10.16% average, climbing 1153 m to a 2084 m summit with pitches touching 16.48%.

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HC🇮🇹

Passo della Forcora

11.3 km
Length
8.7%
Avg grade
969 m
Ascent

11.3 km at a relentless 8.72% average, climbing 983 m to 1180 m with pitches biting up to 16.26% — a true HC test.

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HC🇮🇹

Sella di Barizze

11.2 km
Length
9.4%
Avg grade
1045 m
Ascent

11.2 km at a punishing 9.44% average, climbing 1061 m from 551 m to 1612 m — a genuine HC test.

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HC🇮🇹

Sella della Pridola

11.2 km
Length
9.8%
Avg grade
1064 m
Ascent

11.2 km at a relentless 9.85% average, ramping to 20.52%, hauling you from 551 m to 1651 m — a true HC monster.

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HC🇮🇹

Colletto Fenera

11.1 km
Length
10.9%
Avg grade
1184 m
Ascent

11.1 km at a brutal 10.95% average, ramping to 24.4% — an HC ascent that climbs 1217 m to a 1634 m summit.

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HC🇨🇭

Col de Jable

11.1 km
Length
8.8%
Avg grade
1346 m
Ascent

A category-HC Swiss climb of 11.1km and 977m net gain, with hidden re-climbs that push total ascent well past the headline figure.

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HC🇨🇴

Alto del Infierno

11.1 km
Length
10.1%
Avg grade
1085 m
Ascent

11.1 km at a relentless 10.08% average, gaining 1116 m to a 1337 m summit with a brutal 33.16% max ramp.

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HC🇮🇹

Selletta dei Castelloni

11.1 km
Length
13.2%
Avg grade
1386 m
Ascent

11.1 km at a savage 13.21% average, climbing 1460 m from 251 m to 1711 m — a genuine HC test.

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HC🇮🇹

Lüsener Joch - Passo di Luson

11 km
Length
10.9%
Avg grade
1154 m
Ascent

Eleven kilometres at a brutal 10.87% average with ramps to 20.36%, climbing 1192 m from 826 m to a 2018 m summit.

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