Must-do trails in Paris and the Ile-de-France region: intense races in the great outdoors

Published by Graziella de Sortiraparis · Updated on October 28, 2025 at 05:45 p.m.
In Paris and the Île-de-France region, trail running attracts more and more runners every year who are looking to get away from it all without leaving the region. Between forests, valleys, and natural parks, nature running offers a multitude of courses and events, from the most famous to the most intimate, suitable for all levels.

In Paris and the Île-de-France region, trail running is attracting more and more runners who want to get off the pavement without straying too far from the capital. Although the region does not have any high peaks, it offers a wide variety of terrain: forests, valleys, nature parks, and the banks of the Seine are ideal for gently introducing yourself to nature running or challenging yourself with more demanding courses.

Trail running, or nature running, is a running discipline practiced in natural environments, on paths, forest trails, country lanes, or mountain trails—unlike urban running, which takes place on roads. The goal is not only speed, but also pushing oneself, managing effort on varied terrain, and enjoying the pleasure of running in nature.

Distances can range from a few kilometers for discovery trails to several dozen or even hundreds of kilometers for ultra-trails. The courses often include elevation changes, climbs, descents, mud, or technical passages, requiring good physical condition and a strong mind. Accessible to all with a minimum of training, trail running appeals for its conviviality and spirit of adventure.

While the region has iconic trails such asthe Eco'Trail, those who prefer more intimate formats are spoiled for choice, as numerous clubs and associations organize village trails, night races, and nature outings in the forests of Fontainebleau, Meudon, and Rambouillet throughout the year.

Trails not to be missed in Paris and the Ile-de-France region

La balade-randonnée bucolique de Jouy-en-Josas à l'Aqueduc de Buc (78), à faire en familleLa balade-randonnée bucolique de Jouy-en-Josas à l'Aqueduc de Buc (78), à faire en familleLa balade-randonnée bucolique de Jouy-en-Josas à l'Aqueduc de Buc (78), à faire en familleLa balade-randonnée bucolique de Jouy-en-Josas à l'Aqueduc de Buc (78), à faire en famille 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. [Read more]

Visuel trailVisuel trailVisuel trailVisuel trail 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. [Read more]

Visuel runningVisuel runningVisuel runningVisuel running 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! [Read more]

L'EcoTrail de Paris : la course nature, de retour dans la capitale en mars 2025L'EcoTrail de Paris : la course nature, de retour dans la capitale en mars 2025L'EcoTrail de Paris : la course nature, de retour dans la capitale en mars 2025L'EcoTrail de Paris : la course nature, de retour dans la capitale en mars 2025 The 2026 Paris EcoTrail: date of the nature race, route, and ticket sales opening
Whether you're a fan of trails up to 120km or Nordic walking, the EcoTrail de Paris returns on March 21 and 22, 2026, for a nature race on the trails of the Paris region. Registration is now open! [Read more]

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