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France
Auvergne Rhône Alpes
Grenoble

La Forteresse

Top 3 Mountain Passes around La Forteresse

Best mountain passes around La Forteresse are situated in the Isère department of the Auvergne-Rhône-Alpes region in southeastern France. This commune is framed by moderate-altitude cols, offering access to diverse landscapes. The area provides scenic routes for cycling and hiking, with views of the Chambarans plateau and distant mountain ranges such as Chartreuse, Belledonne, and Vercors. These passes are known for their accessibility and rewarding vistas.

Best mountain passes around La Forteresse

  • The most popular mountain passes is Col de…

Last updated: July 5, 2026

Toutes Aures Pass

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Small picnic area and water point at the pass

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Lachard Pass (695 m)

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A fairly steady climb from Vinay, the start has easier grades of 2-4% with the second and final part increasing to 5-6%. The views from the top are definitely worth the effort!

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Col de Châtain (684 m)

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The Col de Chatain from Tullins is 7.23 km long with a total drop of 469 m. The average gradient is 6.49% with maximum gradients of 12%.

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Col de la Fête de Chambarand (685 m)

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a very regular pass and super pleasant to climb with beautiful clear viewpoints.
magnificent view of Mont Blanc and the snow-capped mountains on a clear day!

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Route des Crêtes

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Departure from the Col des Aures at 13% but on a short portion. Then aerial road with a very nice view, very little traffic and with a good coating.

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Popular around La Forteresse

Road Cycling Routes around La Forteresse

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Tips from the Community

Clément
December 5, 2024, Col de la Fête de Chambarand (685 m)

a very regular pass and super pleasant to climb with beautiful clear viewpoints. magnificent view of Mont Blanc and the snow-capped mountains on a clear day!

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The view from the pass is worth the effort!

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Departure from the Col des Aures at 13% but on a short portion. Then aerial road with a very nice view, very little traffic and with a good coating.

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The Col de Chatain from Tullins is 7.23 km long with a total drop of 469 m. The average gradient is 6.49% with maximum gradients of 12%.

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Kevin
February 24, 2023, Col de Toutes Aures

There is a small cafe, a free water point and a small picnic area in the sun.

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David W
September 14, 2022, Col de Lachard (695 m)

A fairly steady climb from Vinay, the start has easier grades of 2-4% with the second and final part increasing to 5-6%. The views from the top are definitely worth the effort!

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Located between the Chambarans and the Bièvre plain, it gives a view of "all horizons" at an altitude of 628m.

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Small picnic area and water point at the pass

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Frequently Asked Questions

What are the most popular mountain passes around La Forteresse?

Visitors frequently enjoy Col de Châtain (684 m), known for its pleasant walk or cycle through a chestnut forest. Another favorite is Toutes Aures Pass, which offers panoramic views and convenient facilities like a cafe and picnic area. The Lachard Pass (695 m) is also highly rated for its rewarding views after a steady climb.

What kind of views can I expect from the mountain passes in La Forteresse?

The mountain passes around La Forteresse offer diverse and scenic views. From Toutes Aures Pass, you can enjoy 'all horizons' views between the Chambarans and the Bièvre plain. Lachard Pass (695 m) provides beautiful panoramic views of the Chartreuse, Belledonne, and Vercors mountain ranges. On clear days, the Col de la Fête de Chambarand (685 m) can even offer magnificent views of Mont Blanc.

Are there family-friendly activities or easy beginner mountain passes in the La Forteresse area?

Yes, the mountain passes around La Forteresse are generally of moderate altitude and offer accessible routes suitable for families and beginners. For instance, the climb to Col de Châtain (684 m) through a chestnut forest is considered pleasant for walking or cycling. The local passes are known for their accessibility, providing scenic routes without extreme difficulty.

What outdoor activities can I do near these mountain passes?

The area around La Forteresse is excellent for various outdoor activities. You can find numerous routes for hiking, cycling, and running. For hiking, explore options like the 'Col de Châtain (684 m) loop from La Forteresse' or the 'Lachard Pass (695 m) loop from La Forteresse'. Cyclists can enjoy routes such as 'La Belle Via: Tullins Loop'. For more details on these activities, visit the Hiking around La Forteresse, Cycling around La Forteresse, and Running Trails around La Forteresse guides.

Are there any facilities or cafes available at the mountain passes?

Yes, at Toutes Aures Pass, you'll find convenient facilities including a small cafe, a free water point, and a picnic area, making it a great spot for a break during your activity.

What is the best time to visit the mountain passes around La Forteresse?

The moderate altitude of the passes around La Forteresse makes them enjoyable for much of the year. The region research suggests that the freshness of the woods, particularly around Col de Châtain, makes it pleasant even on warm days. Spring, summer, and early autumn are generally ideal for hiking and cycling, offering comfortable temperatures and clear views.

What are the typical gradients and distances for cycling these passes?

The passes around La Forteresse offer varied but generally manageable gradients. For example, the climb to Col de Châtain (684 m) from Tullins is 7.23 km long with an average gradient of 6.49% and maximums of 12%. The Lachard Pass (695 m) from Vinay features grades of 2-6%.

Can I find circular walks or loops around the mountain passes?

Yes, there are several circular routes available for hiking and cycling that incorporate these passes. For instance, you can find a 'Col de Châtain (684 m) loop from La Forteresse' for hiking, or a 'Lachard Pass (695 m) loop from La Forteresse'. These loops allow you to experience the passes and surrounding scenery without retracing your steps.

What makes the mountain passes around La Forteresse unique compared to other regions?

The mountain passes around La Forteresse are notable for their accessibility and the rewarding, diverse views they offer of the Chambarans plateau and distant mountain ranges like Chartreuse, Belledonne, and Vercors. Unlike some of the higher, more challenging Alpine passes in the broader Isère region, these local cols provide a more moderate and approachable experience, often through pleasant forests, making them ideal for a wider range of visitors.

Are there any hidden gems or less-known passes worth exploring?

While the main passes are popular, the Col de la Fête de Chambarand (685 m) is a highly rated mountain pass that offers a very regular and pleasant climb with beautiful clear viewpoints, including potential views of Mont Blanc on a clear day. The Route des Crêtes also provides an aerial road with very nice views and little traffic, offering a quieter experience.

What do visitors enjoy most about the mountain passes in La Forteresse?

Visitors particularly appreciate the stunning views from the passes, such as the 'all horizons' vista from Toutes Aures Pass and the panoramic scenery from Lachard Pass (695 m). The pleasant cycling and walking routes through areas like the chestnut forest at Col de Châtain (684 m) are also frequently highlighted. The overall accessibility and the rewarding effort-to-view ratio are key attractions.

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See even more epic mountain passes by checking out these guides around La Forteresse:

Saint-Christophe-Sur-GuiersChartreuseSaint-Pierre-D'EntremontSaint-Laurent-Du-PontProveysieuxSaint-Pierre-De-ChartreuseSainte-Marie-Du-MontRencurelSaint-HilaireVillard-De-LansSaint-Nazaire-Les-EymesSaint-BernardSaint-IsmierCrollesLe Sappey-En-ChartreuseBerninLans-En-VercorsAutrans-Méaudre-En-VercorsBiviersLe VersoudSaint-PancrasseMontbonnot-Saint-MartinLivet-Et-GavetLe TouvetSarcenasVillard-BonnotAllemondChâteau-BernardTencinLumbinLa TerrasseLe Bourg-D'OisansFrogesCorrençon-En-VercorsSaint-Martin-Le-VinouxLa Combe-De-LanceySainte-AgnèsTheysLa PierreHurtièresLes AdretsLe Champ-Près-FrogesQuaix-En-ChartreuseSaint-Vincent-De-MercuzeSaint-Mury-MonteymondPommiers-La-PlacetteGoncelinSaint-Nizier-Du-MoucherotteLavalBesseSaint-AndéolSeyssinet-ParisetLa GardeVillard-ReculasOzAurisVénoscOrnonVaujanyLe GuaMont-De-LansMeylanChapareillanEnginsSaint-ÉgrèveGièresHuezCorencGresse-En-VercorsLe Freney-D'OisansOullesMurianetteVillard-ReymondVillard-Notre-DameSaint-Christophe-En-OisansRevelEntre-Deux-GuiersClavans-En-Haut-OisansLa FlachèreSeyssinsLavaldensChantelouveLa FerrièreSaint-Paul-De-VarcesFontaineMizoënChichilianneSaint-Joseph-De-RivièreLa TroncheSassenageLe CheylasCrêts-En-BelledonneVoreppeFontanil-CornillonLe PérierNoyareySaint-Martin-D'UriageÉchirollesSaint-Martin-D'HèresSaint-Jean-Le-VieuxSaint-Paul-Lès-MonestierClaixDomèneSaint-Martin-De-La-CluzeSaint-Julien-De-RazMiribel-Les-ÉchellesMont-Saint-MartinChamrousseLa MorteVenonL'AlbencClellesChorancheVaulnaveys-Le-HautVeurey-VoroizeHerbeysMiribel-LanchâtreVarces-Allières-Et-RissetEybensSaint-GuillaumeMonestier-De-ClermontSaint-Quentin-Sur-IsèreVifTréminisLa BuissièrePontcharraSaint-GervaisSéchilienneVaulnaveys-Le-BasPoliénasValjouffreyChâtelusSainte-Marie-D'AlloixLavarsPreslesPellafolMontaudTreffortRoissardSaint-Michel-Les-PortesPoisatSinardSaint-Georges-De-CommiersBarrauxLa RivièreJarrieSaint-VérandSaint-AupreRovonSaint-Martin-De-ClellesPinsotSaint-Baudille-Et-PipetChantesseVinaySaint-MaximinCordéacIzeronAllevardBrié-Et-AngonnesChamp-Sur-DracLe Pont-De-ClaixAvignonetMoiransTêchePréboisEntraiguesOris-En-RattierLa ValetteTullinsMensCrasNotre-Dame-De-L'OsierLe Monestier-Du-PercyPercyBeaulieuPont-En-RoyansSaint-Étienne-De-CrosseyCoublevieLa BuisseSaint-Pierre-De-ChérennesSaint-SébastienMonestier-D'AmbelLalleyBressonRoybonVaracieuxChampagnierMalleval-En-VercorsVillard-Saint-ChristopheValbonnaisMoretteSaint-Jean-D'HéransVatilieuLa Salette-FallavauxSaint-Jean-De-MoiransSaint-André-En-RoyansBrézinsSaint-Étienne-De-Saint-GeoirsSaint-Pierre-De-BressieuxSaint-Maurice-En-TrièvesBeaufinLa Chapelle-Du-BardVizilleNotre-Dame-De-MésageMarcieuNotre-Dame-De-CommiersMonteynardSerre-NerpolQuincieuSaint-GeoirsChevrièresBrionMurinaisChasselaySaint-Michel-De-Saint-GeoirsPlanMarnansLe MoutaretNantes-En-RattierCognin-Les-GorgesSaint-Michel-En-BeaumontLes Côtes-De-CorpsQuet-En-BeaumontCorpsSainte-LuceLa Salle-En-BeaumontVoironAuberives-En-RoyansLa FretteSaint-Hilaire-Du-RosierSaint-RomansCornillon-En-TrièvesVirivilleSaint-Siméon-De-BressieuxSaint-HonoréVoureyLa Motte-Saint-MartinSaint-Barthélemy-De-Séchilienne

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