Roof of the Vexin - Chavençon Loop
Roof of the Vexin - Chavençon Loop
5.0
(3)
8
hikers
03:43
13.7km
190m
Hiking
Hike the moderate 8.5-mile Château de Saint-Cyr et ses communes loop from Chavençon, exploring a castle, Sarah Bernhardt's house, and divers
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Waypoints
Start point
Bus stop
Get Directions
1.99 km
Highlight • Historical Site
Translated by Google •
Tip by
8.33 km
Highlight • Castle
Translated by Google •
Tip by
13.7 km
End point
Bus stop
Way Types & Surfaces
Way Types
7.61 km
3.37 km
1.77 km
1,000 m
Surfaces
4.81 km
4.45 km
3.09 km
< 100 m
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Elevation
Highest point (220 m)
Lowest point (90 m)
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Weather
Powered by Foreca
Monday 25 May
31°C
13°C
0 %
Additional weather tips
Max wind speed: 10.0 km/h
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This route was planned by komoot.
Komoot rates this trail as moderate. While some sources describe it as 'easy', the route features undulating, hilly landscapes and covers a distance of approximately 13.7 km with around 187 meters of elevation gain, making it a good challenge for most hikers.
The trail offers diverse and picturesque scenery. You will hike on wide dirt paths that traverse open fields and lead into small woods. The landscape is generally undulating and hilly, and you'll also encounter a pretty small pond along the way.
This loop trail is rich in historical and scenic attractions. You'll pass by the small, well-preserved Saint-Cyr Castle, discover the Neolithic menhir known as 'la Pierre Frite', and see Sarah Bernhardt's House in Haravilliers, the former residence of the famous actress. The charming village of Chavençon, with its church, also marks the start and end of the hike.
The hike typically starts and ends in the village of Chavençon. You should be able to find parking within the village to begin your walk. Specific parking areas are usually well-indicated upon arrival.
Yes, the trail is generally dog-friendly. However, as parts of the route pass through fields and small villages, it's always recommended to keep your dog on a leash, especially near livestock or in populated areas, to ensure safety and respect for local regulations.
The trail can be enjoyed in various seasons. Spring and autumn offer pleasant temperatures and beautiful scenery with blooming flowers or vibrant foliage. Summer is also suitable, but be prepared for warmer weather. Winter hikes are possible, but check local conditions for mud or ice.
Yes, the route partially overlaps with other official trails. You will find sections that are part of the Grand Tour de Paris (03), Magny-en-Vexin - Montagny-Prouvaire, and Le toit du Vexin.
No, there are generally no permits or entrance fees required to hike on public trails within the Parc Naturel Régional du Vexin français, including this route. The park aims to provide open access to nature. However, always respect local signage and private property.
Chavençon is a charming village, and while it offers a pleasant atmosphere, specific information on cafes or restaurants directly within the village is not readily available. It's advisable to bring your own refreshments or check for amenities in nearby larger towns before or after your hike.
Given its moderate difficulty and length of approximately 13.7 km, this trail might be a bit long for very young children. However, older children who are accustomed to hiking could enjoy the diverse scenery and historical points of interest like the Saint-Cyr Castle and 'la Pierre Frite'.
For this moderate hike, it's recommended to bring appropriate hiking shoes, water, snacks, and weather-appropriate clothing. A map or GPS device (like Komoot's app) is also useful for navigation. Don't forget your camera to capture the picturesque landscapes and historical sites!