Trail guide

Trail Nocturne de la Colline 2026: Élancourt’s free trail race is full and has a waiting list

The Trail Nocturne de la Colline takes place on November 20, 2026, in Élancourt, with two free race formats lasting 2 and 6 hours. The official registration form now offers a waiting list for those wishing to take part if a place becomes available due to a cancellation.

La Sans Raison 2026: The three charity trail races in Vélizy on November 22 are sold out.

La Sans Raison returns on Sunday, November 22, 2026, at Stade Robert Wagner in Vélizy-Villacoublay, in the Yvelines. The 11, 19 and 30 km trail races, held in support of the Laurette Fugain association, are sold out.

EcoTrail Paris on October 17, 2026: timings, routes and traffic, what you need to know

L'EcoTrail Paris launches its very first autumn edition this Saturday, October 17, 2026: three trail distances of 20, 50 and 80 km connect the forests of Yvelines with the Domaine national de Saint-Cloud in Hauts-de-Seine.

EcoTrail Paris: Autumn 2026 races and Spring 2027 dates

The EcoTrail Paris takes place on October 17, 2026 in the western Île-de-France, with registrations now closed. Spring 2027 is set for March 20–21; the 30, 45 and 80 km trails are already sold out.

Halloween 2026: a DNF (Do Not Finish) race to give you chills and push yourself to the limit in Andilly (95)

Sports fans will especially love Halloween this year, as a major running race is set to take place near Andilly (95). There are kids’ events or a DNF format, so there’s something for everyone, from beginners to the more seasoned runners.

The Josas Fireflies 2026: a festive Christmas-night run in Jouy-en-Josas (78)

On Saturday, December 12, 2026, in Jouy-en-Josas, the Lucioles du Josas race immerses runners in a fairy-tale atmosphere, where a Christmas market meets nature, for a truly offbeat night race.

Noctambule de Chauc’ 2026: 10 km and 18 km trail races and a charity walk on December 5 for the Téléthon

La Noctambule de Chauc’ is back on Saturday, December 5, 2026, in Chauconin-Neufmontiers, Seine-et-Marne. A 10 km walk at 4 p.m. and two trails of 10 and 18 km at 6 p.m. are on offer, with €1 donated to the Telethon for each registration.

ChocoTrail 2026 in Hardricourt (78): hikes and trail runs from 8 to 42 km, including a night race

The Hardricourt ChocoTrail is headed back to the Yvelines on December 5–6, 2026, offering trails from 8 to 42 km, a nocturnal race, hikes, and kids’ races, not to mention the famous chocolate medal.

Urban Trail of Montmartre Hill 2026: a 7km walk and charity run to the Sacré-Cœur

Participate in the Urban Trail of Montmartre, the charity race at the heart of Paris, whether you walk or run, on September 20, 2026. An exceptional trek through the neighborhood up to the Sacré‑Cœur, with a hefty dose of elevation!

The Lily Trail: a nature trail race of up to 30km in the Meudon State Forest (92) - CANCELLED

On June 28, 2026, the Meudon National Forest becomes the prime playground for runners. The Trail du Muguet is a day devoted to nature running, from the technical 30km course to the children’s races, winding through rolling trails and the panoramas of western Paris. The event is canceled.

Ramboli'Trail 2026: nature runs, trail running, and Nordic walking in the Rambouillet Forest (78)

Runners, this is a big day of running ahead, tailored to your endurance level and fitness! Kick off one of the Ramboli'Trail races or the Nordic walking event on Sunday, April 26, 2026.

Trail des Hauteurs 2026: a sporting route that weaves together nature and the city through Seine-Saint-Denis

The Trail des Hauteurs, a race that blends nature and city life and is open to everyone, returns on Sunday, October 4, 2026, starting from Romainville, and traverses several towns in Seine-Saint-Denis.

NoctiRaid 2026: Team Adventure Race Featuring Shooting, Mountain Biking, Trail Running, and Orienteering in Essonne

Join the NoctiRaid, an exhilarating team adventure that combines shooting, mountain biking, trail running, and orienteering, set in the heart of Essonne! Whether with family or friends, prepare to traverse miles of stunning natural scenery on February 7 and 8, 2026!

The Urban Trail of La Galette in Mantes-la-Jolie set for 2026

If you're looking for a great way to kick off the year with some active fun in the Yvelines, now's the perfect time to sign up for the Trail Urbain de la Galette, making its 7th edition in Mantes-la-Jolie this Saturday, January 10, 2026. Meet us on the forecourt of the Notre-Dame Collegiate Church from 2 p.m. to enjoy the activities before the race starts at 6:30 p.m.

The Four Towers Race: a 17-kilometer trail through nature and historic churches in the Yvelines

On Saturday, March 14, 2026, the Yvelines region invites you to a one-of-a-kind trail event: the Four Bell Towers Race. Covering 17 kilometers, this route offers the perfect blend of athletic challenge and heritage discovery, weaving through the historic churches of Vélizy-Villacoublay, Jouy-en-Josas, Buc, and Les Loges-en-Josas.

The Ronde du Hibou 2026: Family-friendly Trail Runs in Nature at Le Plessis-Robinson (92)

On Sunday, March 29, 2026, head over to Plessis-Robinson to kick off one of the trails in the Ronde du Hibou. Runners can choose from distances ranging from 7 to 16 kilometers, with a kid-friendly version also available.

Issy Urban Trail 2026: a Valentine's Night Trail Running Event in Issy-les-Moulineaux (92)

On Saturday, February 14, 2026, Issy-les-Moulineaux will kick off the latest edition of its Issy Urban Trail, offering various race formats to celebrate Valentine’s Day—whether you're running solo, with a partner, or with the whole family!

Impérial Trail 2025: the trail and ultra-trail race in Fontainebleau (77)

The 2025 edition of the Impérial Trail will be held in Fontainebleau on Saturday, September 13, 2025. Ready for the start?

Argen'Trail: Nordic walking, trail running and races for children in Argenteuil

This Sunday, April 6, 2025, the city of Argenteuil is planning to get you running! The whole family is invited to take part in the race of their choice, to discover the area and get some exercise for a few kilometers.

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.