4.8
(7)
47
riders
9
rides
Gravel biking around Pierres offers a diverse landscape characterized by river valleys, historical aqueducts, and agricultural plains. The region features a network of trails that often follow waterways like the Eure River and connect various historical sites. Terrain typically includes a mix of compacted gravel paths, forest tracks, and quiet country roads, providing varied surfaces for gravel cyclists. This area is defined by its historical aqueducts, river paths, and agricultural scenery.
Last updated: July 3, 2026
12
riders
98.4km
06:19
590m
590m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.3
(4)
9
riders
39.3km
02:25
270m
270m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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7
riders
8.61km
00:33
60m
60m
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
3
riders
50.6km
03:20
330m
330m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
6
riders
66.1km
04:01
390m
390m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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The Moulin de Mormoulins is a watermill located on the Eure River in the hamlet of Mormoulins. This mill dates back to the 18th and 19th centuries and is a listed historical monument. You can admire the old stone building, the wooden wheel, and the canal that diverts water from the river as you pass in front of the mill. The mill is surrounded by green fields and trees, creating a peaceful and relaxing atmosphere.
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Walking along the canal, surrounded by dense vegetation, is a unique pleasure.
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Don't be surprised if you spot flamingos 🦩 on the banks of the pond. They're still there, despite the park being closed for many years.
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Situated on the banks of the Eure River, the village of Maintenon boasts a peaceful atmosphere and rich heritage. Dominated by its Renaissance castle and famous for its unfinished aqueduct designed by Vauban, the town invites you to stroll. The ancient streets, the banks of the Eure River, and the Louis XIV Canal provide an ideal setting for a break in the footsteps of history.
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Rambouillet Castle A former medieval fortress, Rambouillet Castle was gradually transformed into a pleasure residence by its illustrious owners and adorned with elegant decorations.
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There are over 20 gravel bike trails available around Pierres, catering to various skill levels. You'll find a good mix of easy, moderate, and challenging routes to explore the region's river valleys, historical aqueducts, and agricultural plains.
Yes, Pierres offers several easy gravel bike trails perfect for beginners or family outings. One popular option is the Château de Maintenon – Old aqueduct loop from Hanches, an easy 23.1 km path that explores the historic Château de Maintenon and its aqueduct.
Gravel bike routes in Pierres feature a diverse mix of terrain. You can expect compacted gravel paths, forest tracks, and quiet country roads. Many trails follow waterways like the Eure River, offering varied surfaces and scenic views.
Absolutely. For experienced riders seeking a challenge, consider the Old aqueduct – Eure Riverside Walk loop from Yermenonville. This difficult 93.8 km route features extensive riverside sections and historical structures. Another demanding option is the Old aqueduct – Château de Mormoulins loop from Maintenon, which spans nearly 100 km.
The region around Pierres is rich in history. Many gravel routes pass by notable landmarks such as the historic aqueducts, the Saint-Piat Mill, and various castles. The Château de Maintenon – Old aqueduct loop from Hanches specifically highlights the area around the impressive Maintenon aqueduct and castle.
Yes, many of the gravel bike trails around Pierres are designed as loops, offering convenient starting and ending points. Examples include the Old aqueduct – Eure Riverside Walk loop from Yermenonville and the The finish line in Chartres – Saint-Piat Mill loop from Épernon.
The komoot community highly rates gravel biking in Pierres, with an average score of 4.6 stars from over 20 reviews. Riders often praise the diverse landscape, which combines river paths, historical aqueducts, and tranquil agricultural scenery, providing a varied and engaging experience.
Several routes offer glimpses of the region's rich architectural heritage. The Château de Maintenon – Old aqueduct loop from Hanches is a prime example, exploring the area around the famous Maintenon Castle. You might also encounter the Château de Mormoulins on longer routes like the Old aqueduct – Château de Mormoulins loop from Maintenon.
Yes, some routes connect to or pass near Chartres, allowing you to experience the city's surroundings. The The finish line in Chartres – Saint-Piat Mill loop from Épernon leads through varied rural landscapes towards Chartres, and the Chartres – The finish line in Chartres loop from Jouy is another option that explores the area around the city.
Beyond the aqueducts and castles, you can discover various points of interest. These include the The finish line in Chartres, the picturesque Pont Rouge on the Louis XIV Canal, and the historic Saint-Piat Mill. Many routes offer opportunities to appreciate these local landmarks.
The region's climate generally allows for pleasant gravel biking during spring, summer, and early autumn. These seasons typically offer mild weather and drier conditions, making the mixed terrain more enjoyable. Always check local weather forecasts before heading out.


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