What to do val d'oise

Christmas 2025: ice rink, illuminations, and Christmas village in L'Isle-Adam (95)

Starting November 28, 2025, the town of L'Isle-Adam will kick off its "Christmas month": 30 days of festive events to get ready for and make the most of Christmas and the New Year celebrations!

Halloween 2025 in Osny (95): pumpkin contest and immersive trail at Château de Grouchy

The Château de Grouchy in Osny (95) opens the gates of fright for Halloween, on October 31, 2025. With pumpkin contests, bewitching tales and an immersive haunted trail, get ready for an evening of mystery and magic. So... are you ready to shiver in the dark corridors of this historic Val-d'Oise monument?

Octobre Rose 2025: a pink walk for solidarity in Herblay-sur-Seine (95)

On the road to solidarity! This Saturday, October 4, 2025, Herblay-sur-Seine (95) will be transformed into a sea of pink for a 5km walk in support of the fight against breast cancer, as part of Pink October.

Cergy Soit! 2025: the free circus arts festival returns

From September 12 to 21, 2025, Cergy-Pontoise hosts the 27th edition of the Cergy Soit! festival. This year's international festival of circus and street arts features Pitt Ocha from Les Ogres de Barback and artists from Benin, with over 40 companies giving nearly 160 free performances.

Heritage Days 2025 at the Annonciation troglodyte church (95), the program

On September 20 and 21, 2025, the Journées Européennes du Patrimoine (European Heritage Days) will be opening the doors to the unsuspected treasures of Paris and the Île-de-France region. In Val-d'Oise (95), head for Haute-Isle for a mineral immersion in the region's only troglodyte church, carved right into the cliff.

Musée Jean-Jacques Rousseau: visit the famous philosopher's house museum in Montmorency (95)

The Maison-Musée Jean-Jacques Rousseau, better known as the Petit Mont-Louis in Montmorency, opens the doors to the refuge where the philosopher wrote his masterpieces. Between his study, his bedroom and contemporary art exhibitions, this listed historic monument combines heritage, philosophy and nature to offer an inspiring visit in the heart of Val-d'Oise (95).

La Grande Traversée de l'Epte, an itinerary combining hiking and canoeing in Val-d'Oise

Fancy a micro-adventure just outside Paris? Then we're off to Val-d'Oise to cross the Epte, with a solid hiking circuit and a canoeing section.

L'Hôtel du Domaine des Vanneaux for a green break in the Val d'Oise near l'Isle Adam-95

Just 35 minutes from Paris, the Domaine des Vanneaux Hôtel Golf & Spa MGallery offers a rural getaway in the Val d'Oise, a stone's throw from L'Isle-Adam. Set in the heart of a verdant golf course, this 4-star establishment combines well-being, gastronomy and outdoor activities, ideal for a relaxing romantic weekend or a family getaway.

Marina Seine Parisii: the new marina in Cormeilles-en-Parisis, Val d'Oise (95)

Val-d'Oise (95) takes to the water with Seine Parisii, the new marina in Cormeilles-en-Parisis. Cruises, boat-restaurants, boat permits and waterside terraces... the port promises to be a future spot of entertainment on the banks of the Seine!

Cherry Festival 2025 in Montmorency (95): tastings, parade, music, popular dance ...

The Fête des Cerises returns to Montmorency, Val-d'Oise (95), on Saturday June 14, 2025, after an absence of more than half a century. It's a day full of flavors, music and entertainment to celebrate the famous Morello cherry from Montmorency, a fruity star with a long history. Tradition, festivities and a village atmosphere: the heart of the town will be beating to the rhythm of the cherry this weekend!

Fête de la Nature 2025 at Bois de Morval in Guiry-en-Vexin, Val d'Oise

The Fête de la Nature, an annual celebration dedicated to the discovery and protection of biodiversity, is back. This year, the Bois de Morval in Guiry-en-Vexin in the Val-d'Oise is offering a village of free events to discover this Saturday, May 24, 2025. Discover the program.

La Maison du docteur Gachet, between art and history: Impressionist immersion in Auvers-sur-Oise

The Maison du Docteur Gachet in Auvers-sur-Oise is reopening its doors until November 2, 2025. This emblematic site, where Vincent van Gogh stayed in 1890, features a new scenography and the Empreintes Gravées exhibition, on view from Wednesday to Sunday.

The Ecancourt educational farm in Jouy-le-Moutier, for a walk to discover the animals.

Near Jouy-le-Moutier, the Ecancourt farm welcomes families all week long to discover its residents and the world of farming at the same time.

Easter 2025: egg hunt on the Ile de loisirs de Cergy (95)

On Monday, April 21, 2025, the Ile de loisirs de Cergy (95) organizes its big egg hunt: it's off!

Printemps de l'âne 2025: two days to discover donkey trekking

On the weekend of May 17 and 18, 2025, donkeys will be celebrated in the Paris region and throughout France, with the Printemps de l'Âne 2025 event.

The Fête Médiévale de Beaumont-sur-Oise 2025 in the Val d'Oise, the program

The Fête Médiévale de Beaumont-sur-Oise awaits you on May 24 and 25, 2025 in the Val d'Oise (95). This free event invites you to take a leap into the past and explore the cultural exchanges between East and West through a variety of events and shows.

Les Nuits des Lumières: free video mapping show on the Argenteuil basilica (95)

Argenteuil is set to shine brightly with Les Nuits des Lumières! From April 20 to May 11, 2025, the Saint-Denys Basilica will be transformed every evening (except Saturday) into a magical video mapping show. A free light show where digital art, heritage and technological innovation come together for a unique immersive experience!

An unusual LEGO exhibition opens in Osny (95) in April

In April, on Saturday 26 and Sunday 27, a 100% LEGO exhibition opens its doors in Osny.

Fantastorique 2025: medieval and fantasy festival in the Val d'Oise - 95

The Fantastorique medieval festival returns on March 15 and 16, 2025 to the Cour des Arts in Vauréal, 95. Featuring a craftsmen's market, historical events and fantastic shows, this family-friendly event promises a unique immersion in the heart of the Middle Ages and the imaginary world.

Festival des 3 forêts, ultra-trail races in Val-d'Oise, September 2025

A newcomer to the Île-de-France nature running scene, the Festival des 3 Forêts in September 2025 will offer a range of beautiful trail circuits, including several ultra tours.