4.5
(69)
2,670
riders
374
rides
Road cycling routes around Millemont are located within the Yvelines department, an area known for its extensive natural spaces. The region features large forest areas, such as the Rambouillet Forest, alongside rolling hills found in the Chevreuse Valley. This landscape provides varied terrain for road cyclists, from routes winding through dense woodlands to those offering moderate elevation gains.
Last updated: July 10, 2026
4.6
(5)
156
riders
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
3.5
(4)
64
riders
50.3km
02:14
430m
430m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

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25
riders
86.9km
03:48
680m
680m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
5.0
(1)
29
riders
85.6km
03:51
670m
670m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
81
riders
124km
05:38
980m
980m
Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride.
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Beautiful castle with a beautiful forest nearby 😉
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Ideal for a coffee break. There's a bar and a pastry shop that makes delicious macarons! There's a water fountain next to the church, a little further on.
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a pretty little village not to be missed in the Yvelines: you wouldn't think you were in the suburbs of Paris!
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Very hidden castle in the forest of Rambouillet
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The region around Millemont, situated in the Yvelines department, offers diverse terrain for road cyclists. You'll find extensive natural areas, including large forest areas like the Rambouillet Forest, which provide routes winding through dense woodlands. Additionally, the Chevreuse Valley features rolling hills, offering routes with moderate to significant elevation gains for those seeking a challenge.
There are over 370 road cycling routes available around Millemont on komoot. These routes cater to various skill levels, with nearly 100 easy routes, over 250 moderate options, and close to 30 challenging trails for experienced cyclists.
Yes, the region offers options suitable for families. The Rambouillet Forest, for instance, has numerous cycle paths and loops that are generally less strenuous, providing a tranquil environment for rides. While specific 'family-friendly' routes are not explicitly listed, the 92 easy routes available on komoot are a good starting point for less experienced riders or families.
Road cycling routes around Millemont often pass through scenic natural areas. You can expect to see picturesque ponds such as Rompu Pond and Étang de Hollande. The Rambouillet Forest itself is a major natural asset, with its network of shaded trails and diverse landscapes of pines and oaks. Some routes also offer views of the Seine, like the Porte de Bretagne – Seine view loop from Orgerus - Béhoust.
Yes, several routes incorporate historical landmarks. For example, the La Mormaire Castle – Hollande Pond loop from Bazainville passes by a historic castle. Other attractions in the wider area include the historic Château de Millemont itself, and the impressive The Donjon of Houdan. You might also encounter sites like the Notre-Dame du Chêne Chapel.
The Yvelines department, where Millemont is located, is generally pleasant for cycling through much of the year. Spring and autumn offer mild temperatures and beautiful scenery, especially with the changing foliage in the extensive forest areas. Summer can also be enjoyable, particularly on routes that provide shade through woodlands like the Rambouillet Forest.
Absolutely. The Chevreuse Valley, an integral part of the Yvelines, is known for its rolling hills and challenging climbs, attracting experienced riders. One notable route is the Behoust Castle – Côte des 17 Tournants loop from Orgerus - Béhoust, which includes the challenging 'Côte des 17 Tournants' and offers significant elevation gains. There are nearly 30 difficult routes available on komoot for those seeking a greater challenge.
The road cycling routes around Millemont are highly rated by the komoot community, holding an average score of 4.4 stars from over 50 reviews. More than 2500 road cyclists have used komoot to explore the varied terrain, often praising the extensive forest paths, rolling hills, and scenic ponds that define the area's cycling experience.
Yes, many of the road cycling routes around Millemont are designed as loops, allowing you to start and end at the same point. Examples include the La Mormaire Castle – Hollande Pond loop from Bazainville and the Behoust Castle – Vilpert Ponds loop from Orgerus - Béhoust, providing convenient circular journeys through the region's diverse landscapes.
Many routes in the Millemont area, particularly those within or adjacent to the Rambouillet Forest, feature scenic ponds and water features. The La Mormaire Castle – Hollande Pond loop from Bazainville, for instance, passes by the scenic Étang de Hollande. Other routes might take you past ponds like Gruyer, Coupe Gorge, Saint Hubert, and d'Or, offering serene spots and picturesque views.
Moderate road cycling routes around Millemont vary in distance and elevation. For example, the La Mormaire Castle – Hollande Pond loop from Bazainville is about 53.6 km with around 435 meters of elevation gain. Longer moderate routes, such as the Behoust Castle – Château de Louye loop from Garancières - La Queue, can extend to over 100 km with approximately 770 meters of elevation gain, providing a good range for different fitness levels.


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