Sleipnir

Ardèche: cycling cols

14 cols, each with the distance, ascent and gradient of every climb, derived from the OpenStreetMap road network.

Where they are

Hardest first

Climbs ranked from hardest to easiest
Col Altitude Main climb Distance Gain Loss Gradient Difficulty Climbs
Col de la Croix de Bauzon 1,308 m Depuis La Souche 14.0 km 823 m 34 m 5.9 % 4.8 Moderate 2
Col de la Chavade 1,266 m Depuis Mayres 10.9 km 691 m — 6.3 % 4.6 Moderate 1
Col du Gerbier de Jonc 1,417 m Depuis Saint-Martial 12.3 km 729 m 16 m 5.9 % 4.6 Moderate 3
Col du Pendu 1,435 m Depuis Barnas 21.0 km 994 m 62 m 4.7 % 4.6 Moderate 2
Col du Montivernoux 1,320 m Depuis Vals-les-Bains 27.6 km 1,091 m 37 m 4.0 % 4.3 Moderate 3
Col de Loubaresse 1,136 m Depuis Rocles 21.5 km 907 m 47 m 4.2 % 3.6 Moderate 2
Col de l'Escrinet 787 m Depuis Vesseaux 9.0 km 508 m — 5.7 % 2.8 Moderate 3
Col du Serre de Tourre 323 m Depuis Chames 2.6 km 283 m 75 m 10.8 % 1.6 Easy 2
Col de Farges 517 m Depuis Prades 3.8 km 241 m — 6.3 % 1.5 Easy 2
Col de la Serre 371 m Depuis Beaulieu 3.3 km 206 m — 6.2 % 1.3 Easy 2
Col du Suchet 483 m Depuis Largentière 6.8 km 284 m 13 m 4.2 % 1.1 Easy 2
Col de Bonne Rencontre 449 m Depuis Largentière 7.9 km 290 m 19 m 3.6 % 0.9 Easy 2
Col des Nonières 670 m Depuis Saint-Julien-Labrousse (Belsentes) 7.2 km 306 m 52 m 4.3 % 0.9 Easy 2
Col de la Croix de Rocles 476 m Depuis Rocles 5.8 km 215 m 19 m 3.7 % 0.7 Easy 1

Scroll the table sideways to see every column.

Ranked by the FIETS index of the main climb — the same index each page prints, with its formula.

How this index is calculated

FIETS index: Δaltitude² / (10 × distance) + max(0, summit altitude − 1,000) / 1,000, lengths in metres. How this index works (article in French)

Neighbouring departments

The nearest published departments, measured as the crow flies between the cols themselves.

Every col in the catalogue

Collect the cols you ride

Sleipnir recognises the cols you cross from the GPS trace of your rides: the col ticks itself off the day you ride over it.

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