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.
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3744 climbs

Hakka Pass
A short category 4 climb in Japan where the modest average gradient hides a punchy 18.52% ramp and a lot of undulation over its 6.4 km.
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Dujava
A 5.4 km category 4 climb averaging 3.78%, rising 203 m from 268 m to 471 m with a sharp 9.16% pinch.
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Colle della Cremosina
A steady 5.3 km category 4 warm-up climbing 195 m at 3.65% average, with pitches touching 7.02% to keep you honest.
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Dyrskar
Dyrskar is a 5.3 km Norwegian Category 4 climb starting at 975 m elevation, averaging 3.86% with a max gradient of 11.57%. Deceptively varied terrain demands careful pacing.
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Paso de Condor
A short, high-altitude drag: 5.1 km at 3.2% averaging, topping out at 3901 m after just 164 m of net climbing.
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Bärenrisssattel
A short Category 4 Austrian climb whose gentle 3.67% average hides repeated ramps and 119 m of extra ascent tucked into its undulations.
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Klidi Pass
A 4.5 km category 4 ramp climbing from 592 m to 774 m at a steady 4.04% average, topping out with 182 m of net gain.
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Sychnant Pass
A Category 4 climb in North Wales spanning 4.2 km with 137 m of net elevation gain. Deceptively varied terrain with a max gradient of 10.74% keeps riders honest on the upper slopes.
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Cuesta de Chada
A 4.1 km category 4 climb averaging 4.54%, rising from 414 m to 600 m for 186 m of steady, rideable gain.
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Col de Lizuniaga
A tidy 4.1 km category-4 climb rising 172 m at a steady 4.23% — never savage, but always working.
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Puerto de Zaldiaran
A 3.8 km category 4 climb rising 175 m from 512 m to 687 m at a steady 4.62% average, topping out at 6.41%.
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Col de Saales
A short, accessible Category 4 climb in France. Col de Saales runs 3.5 km at 3.7% average gradient with a max pitch of 9.79% — manageable for most riders but worth knowing before you arrive.
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Srbski Klanac
A tidy 3.1 km category-4 ramp averaging 4.94%, climbing 154 m to a 519 m summit with a 7.02% sting.
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collado de Balaguer
A short 3 km climb rising from just 6 m to 139 m, averaging 4.39% with a max of 5.79% — a brisk, punchy warm-up effort.
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Phu Nam Ron
A short 3 km category 4 climb rising 116 m at a steady 3.88% average, with a max pitch of 6.68%.
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Newfound Gap
A Category 4 climb in the US Smokies, Newfound Gap covers 2.3 km at 4.44% average gradient with a punchy 11.44% maximum pitch. Short but deceptive.
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Puerto de Vallcarca
A short, punchy category-4 climb: 1.8 km at 4.79%, lifting you 86 m from 21 m to a 107 m summit.
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Alto de Letras
One of the longest paved climbs on Earth: 70.4 km from Mariquita at a steady 4.52%, gaining 3,182 m to the 3,658 m Letras pass in the thin air of the Cordillera Central.
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Colle del Pas
A Category 1 giant in the Italian Alps: 16.8 km, 1,144 m of net gain, and a brutal max gradient of 49.24% that demands careful pacing and smart gearing from the first kilometre.
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Alto de Pasca
42.7 km at 5.91% average, climbing from 1278 m to 3801 m — a 2523 m net gain that ranks hors catégorie.
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Passo di Ceda
39.7 km of relentless HC climbing at 5.24%, hauling you from 135 m to a 2216 m summit for 2081 m of net gain.
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Alto de Ño León
A 39.1 km hors-catégorie monster climbing from 7 m to 2081 m — 2074 m of net gain at a relentless 5.31% average.
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Alto de Cusirí
39 km of relentless Andean climbing, 2016 m of net gain to a 3473 m summit at a punishing 5.17% average.
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Alto de Patio Bolos
39 km and 2023 m of climbing at 5.19% average, topping out at 3473 m — an HC monster with pitches to 15.6%.
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