Courquetaine - Ozouer le Voulgis via Retal

A countryside walk that takes you from the Marsange valley to the Yerres valley, taking in Retal Manor, Ozouer-le-Voulgis and Courquetaine Castle.
Not recommended during wet weather.

Details

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  • Walking
    Activity: Walking
  • ↔
    Distance: 10.56 mi
  • ◔
    Average duration: 5h 10 
  • ▲
    Difficulty: Moderate

  • ⚐
    Back to start: Yes
  • ↗
    Ascent: + 312 ft
  • ↘
    Descent: - 315 ft

  • ▲
    Highest point: 341 ft
  • ▼
    Lowest point: 220 ft

Description of the walk

Parking: spaces at the start of Rue du Bue. This is the street on the right as you leave Courquetaine towards Villepatour.
It is also possible to park opposite the town hall, at 1 Rue de Villepatour, but the car park is often full.

(S/E) Take Rue du Bue towards the countryside until you reach the tarmac path known as Chemin des Blatiers (PR® signposted).

(1) Follow the PR® markings to the right onto the Chemin des Blatiers. Continue straight on past the Montgazon farm, until you cross over the railway line and reach the crossroads 100 m further on.

(2) Take the PR® to the right, then head down towards the ford. It is best to use the footbridge to cross the Marsange and climb up the opposite side towards Retal, to reach the D32 at the T-junction. Turn right onto it and pass a wash house (*) on the right-hand side. You will then reach a crossroads.

(3) Turn right into Rue des Données. Follow it to the end, then follow the PR® which continues it to the left. Continue through the woods to the crossroads at the start of the descent, after a right-hand bend. Caution!! Do not go down to the river: the path is blocked.

(4) Head up the hairpin bend to the left, leave the woods, then follow the edge. At the junction with the woods opposite, follow the PR® which descends to the right. Continue to the bridge over the Marsange.

(5) Cross the bridge and head up the opposite slope until you reach the railway line, then cross it carefully. Continue to the junction just beyond, where a signposted path branches off to the left.

(6) Turn left onto the path that runs alongside the railway line until you see the Marsange coming from the left, passing under the railway line. Shortly afterwards, use the footbridge to cross the river, then follow it to the right until you reach the D48 next to the houses in the hamlet of La Cantine.

(7) Follow the road to the right. After about 150 m, as you come out of a slight bend to the right, leave the road and take a path on the left. Cross the Yerres via a footbridge (note the confluence with the Marsange on the right). Follow the river on your right.

(8) Take a footbridge to cross the river (picnic table nearby). Join Rue du Clos Pottier and follow it to the end, then turn left onto Rue Jude de Cresne. Follow it until you find Rue de la Fontaine on the left; take this for a few metres and you will find the magnificent wash house (*) of Ozouer le Voulgis on the left.

(9) Return to Rue Jude de Cresne, then after 50 m, turn right onto Rue Fournier. Cross the Place de la Mairie diagonally, then turn left into Rue de la Mairie, walking along the foot of a high wall. At the end of this wall, turn right to reach the square in front of the church in Ozouer-le-Voulgis (*).

(10) Set off again with your back to the church to reach Rue de la République, which you should take on the left. Proceed to the junction with Rue des Etards on the right and Rue Jude de Cresne on the left. You will see the château on the right-hand corner (*).

(11) Continue straight ahead onto Rue de Guignes. At the Fork in the road, turn right onto Rue de Melun. Keep going straight on when it becomes a track and you’ll reach the D319. Turn right to follow the road. As you approach the track on the left, use the speed bump and the visibility it provides to cross carefully and reach the junction.

(12) Turn left onto Chemin du Bas des Vignes before the go-kart route. You’ll arrive in front of the sewage treatment plant with the ford on your left; follow the path that climbs to the right. Pass the wash house and arrive at the top on the section running parallel to the D319.

(13) Continue slightly to the left along the Grand Rue des Etards. Pass the large farm, then turn right onto Rue de Solers. As you leave the hamlet, it becomes a track to follow until the next crossroads.

(14) Turn right. Cross the D319 carefully and follow the small road opposite to the Malassise farm.

(15) Continue to Villepayen (three houses) and turn left. About 250 m further on, go straight ahead along the small road to avoid traffic. Cross the junction with a small road marked PR® on the left, and continue straight ahead until you reach a row of trees on the left just before the junction at the Montgazon farm.

(16) Take the barely visible path on the left, with the row of trees on your right. You will reach thefirst houses of Courquetaine. Join Rue d’Ozouer-le-Voulgis and follow it to the right until you reach Courquetaine church.

(17) Just after the church, turn right into Rue de Villepatouret and walk past the town hall. Walk past the castle (*) and continue straight on. At the junction, turn right onto Rue de Bue and you will immediately reach the car park (S/E).

Waypoints

  1. S/E : mi 0 - alt. 335 ft - Rue du Bue
  2. 1 : mi 0.39 - alt. 335 ft - Chemin des Blatiers
  3. 2 : mi 1.19 - alt. 328 ft - Blatiers Crossroads
  4. 3 : mi 2.01 - alt. 325 ft - Crossroads
  5. 4 : mi 2.81 - alt. 282 ft - Junction
  6. 5 : mi 3.48 - alt. 233 ft - Bridge over the - Marsange (rivière)
  7. 6 : mi 3.83 - alt. 282 ft - Crossroads after crossing the railway line
  8. 7 : mi 4.57 - alt. 240 ft - La Cantine
  9. 8 : mi 5.19 - alt. 223 ft - Footbridge over the - Yerres (l')
  10. 9 : mi 5.51 - alt. 276 ft - The Ozouer wash house
  11. 10 : mi 5.73 - alt. 318 ft - Eglise Saint-Martin (Ozouer-le-Voulgis)
  12. 11 : mi 5.89 - alt. 295 ft - Castle at the crossroads
  13. 12 : mi 6.51 - alt. 279 ft - D319 road – Path starts on the left
  14. 13 : mi 7.5 - alt. 302 ft - Junction just before the D319
  15. 14 : mi 7.9 - alt. 322 ft - Crossroads
  16. 15 : mi 8.64 - alt. 322 ft - Malassise Farm
  17. 16 : mi 9.79 - alt. 325 ft - Path before the trees and the crossroads
  18. 17 : mi 10.29 - alt. 328 ft - Église Saint-Loup (Courquetaine)
  19. S/E : mi 10.56 - alt. 335 ft - Rue de Bue

Notes

The symbols (*) in the description refer to the ‘During the hike’ section or nearby.

Markings:
- Long-Distance Hiking Trail: GR®, national level: White/Red.
- Regional Long-Distance Hiking Trail: GRP®, often a long circular regional trail: generally Yellow/Red,
- Walking and Hiking Trails (PR®), generally local circular loops lasting a few hours: a single yellow mark (the original colour), or blue, green, orange, etc. Note: as these trails are increasing in number, a PR® may have recently changed colour.

Please note: some sections are muddy in wet weather.

Worth a visit

Shortly before (3) Retal Farm, the former fiefdom of Relly or Rethal, dates back to the Middle Ages. In the 17th century, this seigneurial manor was remodelled and converted into a farm. Retal was therefore probably spelled Rehthal in the past, meaning ‘valley of the deer’ in German.

(9) This wash house was built around 1848. It was here that the washerwomen would come to rinse and beat their laundry, as the washing itself was done at home. This wash house is now maintained by an association which decorates it and organises events there.

(10) In the past, the village was called ‘Oratoire du Chevalier du Voulgis’. Ozouer is a corruption of ‘oratoire’, which meant church or chapel. The village’s religious origins were confirmed by the construction of the Celestine Priory in 1406, a branch of the Celestine Convent of Marcoussis.
The imposing Church of Saint-Martin is a Renaissance-style building constructed around 1530–1540 on the site of the former oratory founded in 1206. Its bell tower rises more than 30 metres above the Briard countryside. It was surrounded by the seigneurial manor house and connected to the priory, which had become the Celestine farm.
This farm was owned by Jacques-Louis David, the painter of The Tennis Court Oath, The Assassination of Marat and The Coronation of Napoleon.

(11) Ozouer Castle. It is marked as ‘Hôpital’ on some maps, but this name appears to derive from the former estate of the Order of Hospitallers, which existed in Ozouer and had taken over the Templars’ estates following their condemnation.

(16) Château de Courquetaine. Alphonse Hardon, owner of the Château de Courquetaine, was mayor of the commune from 1892. His daughter Annie married Marshal Pétain in 1920.
Courquetaine Castle served as a filming location for Jean Delannoy’s film *Maigret and the Saint-Fiacre Affair*, released in 1959 with Jean Gabin in the lead role. In the film, it was the residence of the Countess of Saint-Fiacre, a fictional village normally situated in the department of Allier.

Always be cautious and plan ahead when you're outdoors. Visorando and the author of this route cannot be held responsible for any accidents occurring on this route.

The GR® and PR® markings are the intellectual property of the Fédération Française de Randonnée Pédestre.

Reviews and comments

4.3 / 5
Based on 6 reviews

Reliability of the description
4.3 / 5
Ease of following the route
4.3 / 5
Route interest
4.3 / 5
Tariguemar
Tariguemar

Overall rating : 4.7 / 5

Date of your route : May 18, 2026
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★☆ Good
Route interest : ★★★★★ Very good
Very busy route : No

This walk offers plenty of variety, starting with the beautiful church and castle at Courpalay, followed by quiet country lanes, woodland paths (which can get muddy in wet weather), pretty villages, and a crossing of the Yerres ford near Retal and its wash house. In short, it’s a real treat for us local walkers.

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champagne
champagne

Overall rating : 4 / 5

Date of your route : Dec 04, 2025
Reliability of the description : ★★★☆☆ Average
Ease of following the route : ★★★★☆ Good
Route interest : ★★★★★ Very good
Very busy route : No

There is a lack of signage.
you need to have a fairly large map so you don't get lost when crossing Liverdy at the end of the circular in a housing estate
Thank you
Michel Romelot

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95belier82
95belier82

Overall rating : 4 / 5

Date of your route : Feb 05, 2024
Reliability of the description : ★★★★☆ Good
Ease of following the route : ★★★★☆ Good
Route interest : ★★★★☆ Good
Very busy route : No

Good evening
A lovely walk in the Brie region, with wash houses, castles, beautiful mansions and fords.
It’s an easy walk, but you need to be careful in wet weather as the ground can be slippery. The route takes in roads with little traffic.

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SUDREY94
SUDREY94

Overall rating : 5 / 5

Date of your route : Oct 26, 2023
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★★ Very good
Very busy route : No

Hello,
A lovely walk through the Brie countryside, with wash houses, castles and fords.
Pleasant and easy. Quite a few small roads, but not busy.

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Bak77390
Bak77390

Overall rating : 3.7 / 5

Date of your route : Jun 21, 2022
Reliability of the description : ★★★★☆ Good
Ease of following the route : ★★★★☆ Good
Route interest : ★★★☆☆ Average
Very busy route : No

A pleasant little walk, but be careful not to go after a spell of rain – the path can be quite slippery. The second half, from Ozouer-le-Voulais onwards, is rather monotonous, with lots of fields and little shade, and the scenery is nothing special – just fields or quiet country lanes.

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VincentLafon
VincentLafon

Overall rating : 4.7 / 5

Date of your route : Dec 20, 2021
Reliability of the description : ★★★★★ Very good
Ease of following the route : ★★★★★ Very good
Route interest : ★★★★☆ Good
Very busy route : No

A pleasant walk in the countryside, likely to be particularly enjoyable outside of winter, with the added bonus of seeing a few castles and beautiful country houses.

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