Montesson

The Montesson Christmas Market (78): craftsmen, toboggan run and entertainment for all the family!

The Montesson Christmas Market will be held on Saturday, December 6, 2025 in the Parc des Sophoras for a magical day! A toboggan run, Santa Claus, stilt-walkers, creative workshops, face-painting and treats are all on the program. And don't forget the launch of the town's illuminations by Madame le Maire at 6pm!

Octobre Rose 2025: Les Foulées Roses, a 5km solidarity run/walk in Montesson (78)

On track for Pink October! In Montesson, solidarity kicks off with a pair of sneakers. On Sunday October 12, 2025, the Yvelines town launches the 2nd edition of the Foulées Roses, a 5 km walk/run, with all proceeds going to the Institut Gustave Roussy.

Halloween 2025: l'Antidote, a deadly murder party in Montesson departmental park (78)

Looking for a Halloween scare? On Saturday, October 25, 2025, plunge into the Loop de Montesson park (Yvelines) for a zombie-filled murder party.

Festival de l'Air 2025 in Montesson (78): hot-air ballooning, kites and free concert in October

The town of Montesson (Yvelines 78) will take to the skies for the 5th edition of the Festival de l'Air, free and open to all, on Saturday October 4, 2025. Between kites, hot-air balloons and aerial animations, young and old will (re)discover the town ... with their heads in the clouds.

Fête du Pâté à la Carmen 2025 in Montesson (78): fireworks, parade, horse-drawn carriages, music & tastings

Montesson puts tradition back in the spotlight with its famous Fête du Pâté à la Carmen. On the weekend of September 20-21, 2025, this charming town in the Yvelines region (78) plunges you into the festive atmosphere of yesteryear, with a parade of colorful floats, confetti and even the miss du Pâté à la Carmen!

Fête de la musique 2025 in Montesson (78): a festive, green and open-air first edition!

Forget the headphones, the music's out on the street! This Saturday, June 21, 2025, for the Fête de la Musique, Montesson (Yvelines, 78) celebrates its grand premiere in free, festive live mode. Get ready to rock to the rhythm of open-air concerts and musical entertainment that will have the whole town dancing the night away!

Festival de l'Eau 2025 in Montesson (78): free sailing, pedal boats, craft market, ...

In Montesson, the Festival de l'Eau returns with a bang on Saturday June 7, 2025! On the banks of the Seine, this free event celebrates the richness of the river in this Yvelines (78) commune, with sailing tours, a craft market and games for children. A fresh, festive and 100% convivial day!

Vés' E.Sport 2025: the gaming and eSport event in Montesson (78)

Le Vésinet hosts the Vés' E.Sport on Sunday, March 16, 2025 at the Stade des Merlettes in neighboring Montesson. FC 25, Super Smash Bros and Mario Kart tournaments, entertainment and disability awareness are on the program for this free event open to all.

Paris-Nice, route and events on Monday March 10 from Montesson to Bellegarde

The Race to the Sun, the Paris-Nice, will set off this Monday, March 10 from the Yvelines towards the Loiret for 183.9 km. We tell you all about the day's route and start times.

Fête des Saveurs en Plaine 2024 in Montesson (78): local produce market, flowers and workshops

The Fête des Saveurs en Plaine is coming to the Parc départemental de la Boucle de Montesson (78) for its 3rd edition! Coupled with the town's Festival de la Terre, the event takes place on Sunday, May 5, 2024, with a fresh produce and crafts market, a flower market, workshops and even a show!

Le Vésinet, Chatou, Croissy-sur-Seine(78)..., artists are opening their studios this weekend!

The Boucle de Seine Art Trail returns to push open the doors of some sixty artists' and craftsmen's studios, on the weekend of April 27-28, 2024. Join us in Carrières-sur-Seine, Chatou, Croissy-sur-Seine, Houilles, Le Vésinet and Montesson for a free arty stroll behind the scenes of creation, hidden through the charming lanes of Yvelines (78).

Fête de la Salade Nouvelle 2024 in Montesson (78): field walks and tastings

The Fête de la Salade Nouvelle, a gourmet, country-style celebration, takes place on April 28, 2024! Organized by the Association Plaine d'Avenir 78, this 12th edition invites you to an escapade in the heart of the plains of Montesson (78). Join local farmers and beekeepers on this bucolic hike, and discover the treasures of our terroir in a friendly, festive atmosphere!