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.

3838 climbs

HC🇨🇴

Alto del Helecho

8.8 km
Length
11.8%
Avg grade
958 m
Ascent

A 9.5 km HC climb in Colombia averaging 10.83%, with 1,026 m of net gain hidden inside 1,405 m of total ascent.

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HC🇮🇹

Leckfeldsattel - Sella di Confine

8.8 km
Length
12.4%
Avg grade
1048 m
Ascent

8.8 km at a savage 12.41% average, climbing 1086 m to a 2405 m summit with ramps hitting 27.12%.

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HC🇮🇹

Sella del Monte Zoncolan

8.7 km
Length
14.1%
Avg grade
1191 m
Ascent

8.7 km at 14.07% average and 25.31% max, rising from 506 m to 1736 m — a 1230 m HC wall that never lets up.

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HC🇮🇹

Forca di Lanza

8.7 km
Length
10.7%
Avg grade
906 m
Ascent

8.7 km at a brutal 10.67% average, ramping to 24.95%, climbing 927 m to a 1538 m summit — a true hors catégorie test.

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HC🇨🇴

Alto de Abejorros

8.5 km
Length
12.8%
Avg grade
1070 m
Ascent

8.5 km at a punishing 12.79% average, ramping to 32.56% and climbing from 1373 m to 2460 m — a true HC monster.

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HC🇮🇹

Passo Guil

8.4 km
Length
13.4%
Avg grade
1047 m
Ascent

8.4 km of relentless wall-climbing at 13.44% average and a leg-snapping 25.37% max, gaining 1123 m to a 1209 m summit — pure hors catégorie.

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HC🇫🇷

Croix de Criou

8.3 km
Length
14.9%
Avg grade
1167 m
Ascent

A brutal HC wall in France: 8.3 km at 14.92%, climbing from 673 m to 1915 m for 1242 m of net gain.

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HC🇮🇹

Lomsattel

8.3 km
Length
10.8%
Avg grade
907 m
Ascent

Lomsattel is an HC climb in Italy: 9.6 km, 9.47% average, 913 m of net gain over rolling, punchy terrain that demands smart pacing and low gearing.

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HC🇮🇹

Forcella Clautana

8.3 km
Length
11.6%
Avg grade
929 m
Ascent

8.3 km at a savage 11.56% average, climbing 957 m to 1573 m with ramps hitting 20.26% — a true hors catégorie brute.

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HC🇮🇹

Forcella Giaveid

8.2 km
Length
11.6%
Avg grade
930 m
Ascent

8.2 km at a brutal 11.6% average, ramping to 20.69% and climbing 956 m to a 1572 m summit — a genuine HC monster.

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HC🇮🇹

Forca Slips

8.2 km
Length
12.8%
Avg grade
1036 m
Ascent

8.2 km at a brutal 12.82% average, ramping to 26.74% as it climbs 1056 m from 233 m to a 1289 m summit.

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HC🇫🇷

Col de la Mesure

8.1 km
Length
13.8%
Avg grade
1024 m
Ascent

8.1 km at a brutal 13.76% average, climbing from 1108 m to 2227 m — a 1119 m net gain that earns its HC rating.

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HC🇪🇸

Collada de Petraficha

8.1 km
Length
10.5%
Avg grade
1130 m
Ascent

An 8.1 km HC climb in Spain that gains 853 m at a punishing 10.5% average — with hidden undulation that inflates the real workload.

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HC🇪🇸

Coll des Picot

8.1 km
Length
11.1%
Avg grade
869 m
Ascent

8.1 km at a brutal 11.1% average, ramping to 25.64%, hauling you from 12 m to 906 m — a genuine HC monster.

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HC🇨🇭

Ovronnaz

8.1 km
Length
11.0%
Avg grade
858 m
Ascent

8.1 km at a brutal 11.03% average with pitches of 21.09%, hauling you 888 m up to a 1363 m summit.

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HC🇨🇴

Boquerón

8 km
Length
10.3%
Avg grade
764 m
Ascent

8 km at a brutal 10.3% average, ramping to 25.33%, hauling you from 222 m to 1049 m — an HC monster with 827 m of net climbing.

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HC🇫🇷

Col des Posettes

8 km
Length
12.9%
Avg grade
1020 m
Ascent

8 km at 12.95% average with pitches touching 25% — an HC monster that gains 1039 m from base to summit.

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HC🇨🇭

Chänelpass

8 km
Length
12.6%
Avg grade
1184 m
Ascent

A brutal HC ascent in Switzerland: 8 km averaging 12.58% for 1,007 m of net gain, with hidden undulation pushing total ascent to 1,184 m.

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HC🇨🇴

Alto del Tamá

8 km
Length
12.1%
Avg grade
923 m
Ascent

Eight relentless kilometres averaging 12.05%, climbing from 1131 m to 2094 m with ramps that spike to 17.36%.

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HC🇪🇸

Coll d'Honor

7.9 km
Length
11.3%
Avg grade
872 m
Ascent

7.9 km at a brutal 11.27% average, ramping to 30.02% — an HC wall that climbs 894 m to a 906 m summit.

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HC🇮🇹

Colma del Bosco

7.8 km
Length
10.3%
Avg grade
772 m
Ascent

7.8 km at a brutal 10.28% average, ramping to 19.88% and climbing 806 m from 424 m to 1230 m — a genuine HC test.

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HC🇦🇹

Üntschenpass

7.8 km
Length
11.9%
Avg grade
1235 m
Ascent

A 7.8 km HC climb in Austria averaging 11.87%, with 924 m net gain hiding 1235 m of total ascent and pitches steep enough to demand sub-compact gearing.

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HC🇮🇹

Bocchetta di Lemna

7.8 km
Length
11.7%
Avg grade
844 m
Ascent

A brutal 7.8 km HC wall averaging 11.67%, ramping to 20.76%, climbing 907 m from 201 m to 1108 m.

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HC🇮🇹

Genna Petta

7.7 km
Length
11.8%
Avg grade
869 m
Ascent

7.7 km at a brutal 11.85% average, ramping to 38.05% and gaining 907 m to a 966 m summit — a genuine HC monster.

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