Around the Motte Féodale in Chaumont-en-Vexin

Discover the town of Chaumont-en-Vexin, a small town of character, by following in the footsteps of Jacquot, the little boy from Chaumont who walked around it a thousand times in the 1950s. After a long absence, he returns to the place of his childhood and invites you to follow him.

Details

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  • Walking
    Activity: Walking
  • ↔
    Distance: 6.84 km
  • ◔
    Average duration: 2h 15 
  • ▲
    Difficulty: Moderate

  • ⚐
    Back to start: Yes
  • ↗
    Ascent: + 90 m
  • ↘
    Descent: - 86 m

  • ▲
    Highest point: 125 m
  • ▼
    Lowest point: 63 m

Photos

Description of the walk

Park in the square near the Town Hall.

(S/E) From the Town Hall courtyard, you can visit the Palaeontology Museum housing Raymond Pillon’s collections.
Turn right, passing in front of the War Memorial. Walk 100 metres, passing the old post office.

(1) Follow the schoolchildren’s path to the right, along the Upper Troesne. At the end of this path, turn left. At the T-junction, turn left again. Immediately after, turn right, cross a green space and take the footbridge over the Marquemont Canal.

(2) Continue past the footbridge, walking alongside the landscaped gardens on either side.

(3) At the end of the path, at a three-way junction, take the path on the right and continue to the Route de Loconville.

(4) Cross it at the pedestrian crossing to take the path that runs alongside the Ru du Moulinet. Follow it to the wall surrounding the castle, which dates back to the 12th century. To view it, turn right to go round the castle and head to the gate leading to its pretty façade. Retrace your steps to the end of the car park wall on your right. Take the path alongside the Ru du Moulinet again. Cross the road once more.

(4) On the other side, follow the road to the right for about fifty metres. Turn left onto Rue du Moulinet. At the end, turn left twice to take Rue du Préville.

(3) Back at the three-way junction you passed earlier, turn right.

(2) Turn right and cross the stream. You will come out onto Rue de la Foulerie; follow it to the left and crossthe Troesne. Walk along Place de la Foulerie (featuring a plane tree listed as a remarkable tree) and continue along Ruelle de la Foulerie. Join Rue de l’Hôtel de Ville and follow it to the right for about fifty metres.

(5) Walk up towards the church to reach the Church of Saint John the Baptist, notable for its architecture (16th-century Flamboyant Gothic).

(6) Climb a flight of steps and continue along a path.

(7) Enter the area where, at the height of the feudal era, a fortress stood, built from the 10th century onwards to withstand Anglo-Norman invasions (only a chapel remains, home to the descendants of the Counts of Chaumont; access is prohibited). Return to the previous junction.

(7) Turn sharply right. Walk down to Rue de la Laillerie (D583). Follow this street to the right for about fifty metres.

(8) Turn left onto Rue de la Libération (statue of Saint Roch in a niche on the façade of a house). At the junction, turn right twice and continue to the Maison des Soeurs de la Compassion. Enter the courtyard and turn right to head towards the small chapel containing remains dating from the 13th and 14th centuries.

(9) Retrace your steps back to Rue de Laillerie.

(8) Follow this street to the left and you’ll come to a dead end on the left. When the street turns left, turn right onto Rue du Jard.

(10) At a fork, turn right onto Chemin de la Fontaine Salée. Further on, pass beneath a telecoms mast. Walk past a tennis court and, at the fork immediately ahead, turn left and head back towards the church.

(6) Head down to the left towards Place du Marché.

(5) Turn right onto Rue de l’Hôtel de Ville.

(1) At the fork, keep right and you’ll soon be back at the car park where you started (S/E).

Waypoints

  1. S/E : km 0 - alt. 69 m - Car park: Town Hall courtyard
  2. 1 : km 0.06 - alt. 67 m - Damiens Passage
  3. 2 : km 0.59 - alt. 64 m - Crossroads
  4. 3 : km 0.77 - alt. 66 m - Three-way junction
  5. 4 : km 1.01 - alt. 68 m - Crossing the D923
  6. 5 : km 3.51 - alt. 67 m - The Baillage (exhibition hall)
  7. 6 : km 3.73 - alt. 88 m - Church of Saint John the Baptist
  8. 7 : km 4.36 - alt. 111 m - The feudal motte
  9. 8 : km 4.85 - alt. 68 m - Rue de la Laillerie
  10. 9 : km 5.13 - alt. 64 m - House of the Sisters of Compassion
  11. 10 : km 5.8 - alt. 72 m - Fourche
  12. S/E : km 6.84 - alt. 69 m - Car park: Town Hall courtyard

Notes

The climb to the church and its extension to the top of the feudal mound has more than 100 steps. (not too difficult)
Please respect the Motte Féodale site and do not enter the chapel, which is equipped with an environmental alarm system.
The path down to the Laillerie district can be slippery in wet weather, so wear sturdy footwear.

Worth a visit

(S/E) To visit the Palaeontology Museum housing Raymond Pillon’s collections, please book an appointment in advance at the town hall.
Enjoy a drink on the terrace of Rebetz Castle.
Visit an exhibition at the Bailiwick; see the town hall website.
Visit the Church of Saint John the Baptist. At the Château, walk around the burial chapel of the Counts of Chaumont family. Admire the panoramic view stretching out at the foot of the feudal motte. In Laillerie, visit the Chapel of the Sisters of Compassion in Laillerie and its cemetery dedicated to the sisters who lived there (entrance is via the main entrance of the retirement home on Rue de la Libération).

Reviews and comments

4.3 / 5
Based on 1 review

Reliability of the description
4 / 5
Ease of following the route
4 / 5
Route interest
5 / 5
skipboat
skipboat

19 March 2026; I am the author of this walk, as well as three others in Chaumont. I have just made some changes following a message from "moodygirl".
I am keeping an eye on all the comments to provide further details, or even make changes if necessary, to make this walk as enjoyable as possible for you.
I hope you all enjoy discovering the village of my childhood, to which I now return more often before making my final journey there, hopefully in a few years’ time.

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Denis26
Denis26 ★

Thank you, moodygirl and skipboat, for your comments; I’ve just updated the description accordingly.

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skipboat
skipboat

Thank you for your feedback.
I’ll look into it as soon as possible 😉😃

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moodygirl
moodygirl

Overall rating : 4.3 / 5

Date of your route : Mar 15, 2026
Reliability of the description : ★★★★☆ Good
Ease of following the route : ★★★★☆ Good
Route interest : ★★★★★ Very good
Very busy route : No

We really enjoyed this hike, which is very well signposted, especially as we had the route on the app with a map and GPS.
At point 3 on the outward leg: “Halfway along, on your left, you’ll see the only remaining wash house
on the Troesne, which has been remarkably restored. At the fork
, continue to the Loconville road”, there is a typo and the instruction to turn right at the fork is missing; otherwise, you end up at point 4 of the return route: “Cross the road again to turn right onto the
footpath, then 50 metres further on, turn left into Rue du Moulinet.
exiting this street, take the street on the left, walk 100 metres and
turn left onto Rue du Préville. At the end, take the path to
right, in the opposite direction to the outward route.” There is also an issue with the numbering of the stages from number 6 onwards. Apart from that, we highly recommend this walk and thank whoever was kind enough to share it.

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