

This course will allow you to discover the Yerres Valley and some Briard villages far from the modern bustle. Certified by FFRandonnée.
Description of the route :
1. With your back to the train station, turn right onto Rue de la Gare, until you reach Rue Arthur Chaussy. Turn left and reach the crossroads with Rue Jean Jaurès, take a left at the decorated electrical substation. Walk along the forest and at the crossroads (100m from La Grange Saint-Père), turn right, after 500m enter the wood. Reach the RD32 and take the path opposite, cross the Yerres.
2. At the crossroads of Rue Nicolet, turn right onto Rue du Pignon Vert and continue straight along Chemin Vert. Cross the Fossé du Miroir and turn left onto Chemin des Plantes to reach Rue du Château. Go right for 100m and take the path on the right that leads to the Route de Courtomer, turn left towards Argentières.
3. Before the bridge, turn left and follow the river. Move away from it to go up along the edge of the woods, continue in the undergrowth. Turn left and climb through the woods. Near the road but without crossing it, immediately take the path on the right which goes down towards the Yerres, then turns left along the woods (Pierre Couvée, 50m on the right). The path leaves the edge with a right bend, then after a left bend reaches the RD32E2. Turn left and enter Courtomer.
4. Take Rue du Pont Neuf on the right. It crosses the Yerres and leads to the RD211. Continue along the path opposite. After a crossroads, turn right and enter the hamlet of Bonfruit. In Rue de l’Ormoy, turn left then right to follow Rue du Jour. Turn onto the path on the right, then 1,700m further on, onto the road on the right, walk along the cemetery and reach Aubepierre. Go around the hamlet on the left following the Grand Bois path.
5. Follow the RD32E3 on the left for 1 km and then take the path on the right. Pass the Ormesson farm. Immediately head into the path on the left, turn right, cross the Avon stream then the railway line to enter Mormant. Continue along Rue du Moulin, turn right onto Rue du Général-de-Gaulle and right onto Avenue de la Gare to reach Mormant station.
Municipalities crossed : Argentières, Aubepierre-Ozouer-le-Repos, Chaumes-en-Brie, Courtomer, Mormant and Verneuil-l’Etang
Distance : 18 km – Duration : 4h30 – Marked trail : Blue - Difficulty : Average
Access to the map : www.cirkwi.com/fr/circuit/282888-de-verneuil-l-etang-a-mormant-de-l-yerres-au-ru-d-avron
Station district
In the country
Close to a public transportation
Less than 10 min walk from a train station
Communauté de Communes Brie des Rivières et Châteaux - 29/04/2026
www.briedesrivieresetchateaux.fr
Report a problem
All year round daily.
Email : seine-et-marne@ffrandonnee.fr
Website : http://www.randonnee-77.com/