Routes

Planner

Features

Updates

App

Login or Signup

Get the App

Login or Signup

Routes
Road cycling routes
France
Auvergne Rhône Alpes
Grenoble

Lac de Grand'Maison

The best road cycling routes around Lac de Grand'Maison

4.6

(126)

9,503

riders

20

rides

Road cycling routes around Lac de Grand'Maison are situated in the Isère region of France, characterized by its Alpine landscapes and significant elevation changes. The area features the artificial Lac de Grand'Maison, formed by a large dam, which sits at 1698 meters. This location provides access to challenging climbs, including the renowned Col de la Croix de Fer and Col du Glandon, with roads that offer both demanding ascents and sections with panoramic views. The terrain includes high mountain passes…

Last updated: July 15, 2026

5.0

(5)

147

riders

#1.

Saint-Sorlin-d'Arves – Mollard Pass loop from Le Rieu Claret

52.0km

03:25

1,600m

1,600m

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

Navigate with device

Send to Phone

Save

Hard

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

Moderate
guide_signup
Let us show you the way with the komoot mobile app
With a free komoot account, you can easily find, customize, and navigate endless outdoor adventures.

Sign up for free

Hard road ride. Very good fitness required. You may need to push your bike for some segments of this route.

Hard

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

Hard

Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

Moderate
Sign up for free to see 16 more rides around Lac de Grand'Maison.

Get access to more routes and recommendations from other explorers.

Sign up for free

Already have an account?

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

Start today with a free account

Your next adventure awaits.

Login or Signup

Popular around Lac de Grand'Maison

Cycling around Lac de Grand'Maison

Hiking around Lac de Grand'Maison

MTB Trails around Lac de Grand'Maison

Running Trails around Lac de Grand'Maison

Mountain Hikes around Lac de Grand'Maison

Tips from the Community

unvara
June 29, 2026, Descente du col du Glandon, face nord

View towards the north and the superb descent of the Glandon, with the Madeleine pass in the distance.

Translated by Google

0

0

Beautiful church and small water spot.

Translated by Google

2

0

Grandiose ascent on the D110, great view at the pass.

Translated by Google

2

0

Great road and wonderful views.

Translated by Google

2

0

Nice little place with restaurant, church and the Lacets de Montvernier. Further ascent possible.

Translated by Google

2

0

Fantastic ascent, great views,

Translated by Google

2

0

Every cemetery has water... Drinkable or not 😂

Translated by Google

0

0

lol

0

0

Frequently Asked Questions

How many road cycling routes are available around Lac de Grand'Maison?

There are over 25 road cycling routes around Lac de Grand'Maison, offering a variety of experiences from moderate loops to challenging high-altitude ascents. These routes are highly rated by the komoot community.

What are the typical difficulty levels of road cycling routes in the Lac de Grand'Maison area?

The road cycling routes around Lac de Grand'Maison cater to various skill levels. You'll find 4 easy routes, 10 moderate routes, and 11 difficult routes, ensuring options for both casual riders and experienced climbers.

What kind of views and natural features can I expect to see while road cycling around Lac de Grand'Maison?

Road cycling around Lac de Grand'Maison offers breathtaking Alpine landscapes. You'll encounter panoramic mountain views of peaks like the Aiguilles de l'Argentière and Rocher Blanc, the impressive Grand'Maison Dam and reservoir, and potentially other natural features like Lac de l'Ane or the waterfall from the stream of Petite Lauze.

Are there challenging climbs for experienced road cyclists near Lac de Grand'Maison?

Absolutely. The area is renowned for its challenging climbs, including the legendary Col de la Croix de Fer and Col du Glandon, which are frequently featured in major cycling events. The climb to Col du Sabot is also a tough ascent with an average slope of 8.9% over 14.5 km, offering significant elevation gain and rewarding landscapes.

Are there any easier or more moderate road cycling options around Lac de Grand'Maison?

Yes, while the region is known for its challenging climbs, there are also moderate options. For example, the Chalet at Col du Glandon – Col de la Croix de Fer (Iron Cross Pass) loop from Le Rieu Claret is a moderate 26.2 km route connecting two iconic passes. The reservoir itself also offers relatively flatter sections for a brief reprieve amidst the mountainous terrain.

What do other cyclists say about road cycling around Lac de Grand'Maison?

The road cycling routes around Lac de Grand'Maison are highly regarded by the komoot community, with an average rating of 4.6 stars from over 70 reviews. Cyclists often praise the stunning Alpine landscapes, the challenge of the iconic climbs, and the varied terrain that offers both demanding ascents and scenic, less steep sections.

Are there any circular road cycling routes available?

Yes, many routes around Lac de Grand'Maison are designed as loops. For instance, the Montvernier – Lacets de Montvernier loop from Col du Glandon is a difficult 59.7 km circular path, and the Mollard Pass – Col du Mollard loop from Col du Glandon is another popular 47.9 km loop through high mountain passes.

Is Lac de Grand'Maison suitable for family-friendly road cycling?

While many routes involve significant climbs, the area around the reservoir itself offers some less steep sections that might be more suitable for families or those seeking a gentler ride. However, specific dedicated family-friendly road cycling routes are limited due to the predominantly mountainous terrain. Always check the route's difficulty and elevation profile before setting out with family.

What is the best time of year for road cycling around Lac de Grand'Maison?

The best time for road cycling around Lac de Grand'Maison is typically during the warmer months, from late spring to early autumn (roughly June to September), when the high mountain passes are clear of snow and the weather is most favorable. Always check local weather and road conditions, especially for high-altitude passes, as they can change rapidly.

Are there any specific road cycling routes that offer views of Mont Blanc?

Yes, some routes in the broader region can offer glimpses of Mont Blanc on clear days. For example, the View of Mont Blanc – Great cafe at the Col de Glandon🤩 loop from Saint-Jean-d'Arves is a shorter, difficult route that specifically highlights a view of Mont Blanc.

Where can I find parking for road cycling routes near Lac de Grand'Maison?

Parking availability can vary depending on your starting point. Many routes begin from or pass through villages and cols like Col du Glandon or Le Rieu Claret, where you may find designated parking areas. It's advisable to check specific route details or local information for the most convenient parking options near your chosen starting point.

Are there any cafes or places to stop for refreshments along the road cycling routes?

Yes, routes often pass through or near cols and villages where cafes and refreshment stops can be found. For instance, the View of Mont Blanc – Great cafe at the Col de Glandon🤩 loop from Saint-Jean-d'Arves specifically mentions a cafe at Col du Glandon. It's always a good idea to plan your stops in advance, especially on longer or more remote routes.

Most popular routes around Lac de Grand'Maison

Hikes from bus stations around Lac de Grand'Maison

Store rating

Get inspired with the komoot mobile app

With a free komoot account, you can easily find, customize, and navigate endless outdoor adventures.

or

Join komoot Now

Store rating

Explore more

Browse the best Road cycling routes in other regions.

OullesLe Bourg-D'OisansLa GardeSaint-Martin-Le-VinouxVillard-ReculasVillard-ReymondFontainePoisatSeyssinet-ParisetOrnonMeylanChartreuseMurianetteSeyssinsVarces-Allières-Et-RissetVillard-Notre-DameSaint-Pierre-De-MésageVenonBressonGièresÉchirollesEybensVillard-De-LansBrié-Et-AngonnesOzVaulnaveys-Le-BasBerninVizilleMontchaboudJarrieChamp-Sur-DracNotre-Dame-De-MésageSaint-Christophe-En-OisansVillard-BonnotSainte-AgnèsRencurelLavalSaint-Paul-De-VarcesSassenageNoyareyQuaix-En-ChartreuseCorencSaint-Jean-Le-VieuxBarrauxLe VersoudHuezLac des QuirliesRéserve naturelle des Hauts Plateaux du VercorsSaint-Nazaire-Les-EymesRéservoir De Grand-MaisonSaint-Bonnet-De-ChavagnePont-En-RoyansSaint-Just-De-ClaixLa Combe-De-LanceySaint-Mury-MonteymondLe Sappey-En-ChartreuseVeurey-VoroizeCrollesFrogesClaixAuberives-En-RoyansLac De PétichetSaint-ThéoffreyLac de PetichetProveysieuxSaint-ÉgrèveLa BuissièreSaint-Hilaire-Du-RosierSaint-LattierMont-Saint-MartinLe GuaSaint-IsmierSaint-Nizier-Du-MoucherotteBeauvoir-En-RoyansBiviersMontaudSaint-Quentin-Sur-IsèreFontanil-CornillonPommiers-La-PlacetteSaint-SauveurCrêts-En-BelledonneLac BlancVifMont-De-LansPontcharraSaint-MaximinChampagnierLe Pont-De-ClaixSaint-Laurent-En-BeaumontAllemondNotre-Dame-De-CommiersLa FerrièreLe CheylasAvignonetLe Freney-D'OisansLac De Pierre-ChâtelLe TouvetLans-En-VercorsMoiransClavans-En-Haut-OisansLa Salette-FallavauxVoreppeLaffreySaint-Martin-De-La-CluzeSaint-AreyChapareillanCholongeRivesSaint-HonoréChevrièresSaint-VérandSaint-MarcellinGoncelinLac Du LauvitelLac LauvitelVillard-Saint-ChristopheNotre-Dame-De-VaulxVoureySaint-Julien-De-RazLac Du ChambonRéserve naturelle des Isles du DracChoranchePonsonnasPrunièresCognetLac MortNantes-En-RattierSaint-Pierre-De-ChartreuseCharnèclesLivet-Et-GavetChantelouveBesseEntre-Deux-GuiersSaint-AndéolVaujanyLac De Notre-Dame De CommiersGrand Lac de LaffreyLac de Pierre-ChatelChâtelusLes Côtes-De-CorpsLa MureSousvilleLumbinSusvilleLa Salle-En-BeaumontSaint-Blaise-Du-BuisTencinLa TroncheLauvitelMonteynardPierre-ChâtelSaint-Georges-De-CommiersVénoscSainte-LuceSaint-Joseph-De-RivièreSaint-CassienRéaumontLa MuretteMiribel-Les-ÉchellesMonestier-D'AmbelLe PérierLa MorteLa BuisseChamrousseLac du ChambonSarcenasLa Motte-Saint-MartinSaint-Barthélemy-De-SéchilienneMontbonnot-Saint-MartinHerbeysSaint-Martin-D'HèresSaint-BernardSaint-Laurent-Du-PontLa Motte-D'AveillansAmbelLac du SautetQuet-En-BeaumontSaint-Pierre-D'EntremontAutrans-Méaudre-En-VercorsPreslesLa ForteresseEnginsLavaldensTullinsSaint-Baudille-Et-PipetSaint-Michel-Les-PortesRevelSaint-Nicolas-De-MacherinMoretteVaulnaveys-Le-HautSainte-Marie-Du-MontSaint-Paul-D'IzeauxIzeauxGresse-En-VercorsPellafolSaint-Michel-En-BeaumontLe Champ-Près-FrogesSaint-SébastienSaint-Jean-De-VaulxSinardLa ValetteLac du VallonLac de Monteynard-AvignonetLa PierreCognin-Les-GorgesTreffortLac Du VerneyLac du VerneyLavarsLa TerrasseForêt Domaniale De PellafolSaint-Jean-De-MoiransLes AdretsSaint-Étienne-De-CrosseySaint-André-En-RoyansAurisCorrençon-En-VercorsCoublevieVoironTréminisRenageBeaucroissantMayres-SavelHurtièresChâteau-BernardTheysPercySéchilienneLa Chapelle-Du-BardSaint-Martin-D'UriageMonestier-De-ClermontSaint-Paul-Lès-MonestierSaint-Christophe-Sur-GuiersMarcieuChirensValjouffreyMizoënLe MoutaretBeaufinLac De Saint-Pierre-Cognet

Nearby adventure guides

Things to Do around Réservoir De Grand-Maison

background

Get ready to conquer new peaks

Sign up for Free

Explore
RoutesRoute plannerFeaturesHikesMTB TrailsRoad cycling routesBikepackingSitemap
Download the app
Follow Us on Socials

© komoot GmbH

Privacy Policy