Blue Trail
Trail Running and Walking & Hiking covering 6 km to 25 km with up to 550 m D+ in L'Étang-la-Ville (Île-de-France, France)
Blue Trail is an endurance sporting event in L'Étang-la-Ville, Île-de-France, FR focused on Trail Running and Walking & Hiking. Key features include Charity Run, Forest, Vineyards, Lakes & Ponds.
The race program comprises 4 competitions, including Wild boar (25 km, +550 m D+), Roe deer (15 km, +410 m D+), Squirrel (6 km, +120 m D+), and Squirrel (Walk) (6 km, +120 m D+). The next edition is officially confirmed for March 14, 2027. Official race regulations, course details, and registration information are provided on the organizer's website (trailbleu.org).

Event characteristics
Races & distances (4)
| Competition | Discipline | Distance | Elevation gain | Altitude range | Course type | Course & profile |
|---|---|---|---|---|---|---|
| Wild boar | Trail Running | 25 km | +550 m | 24 m - 255 m | Loop course | Route & profile |
| Roe deer | Trail Running | 15 km | +410 m | 27 m - 199 m | Loop course | Route & profile |
| Squirrel | Trail Running | 6 km | +120 m | 30 m - 80 m | Loop course | Route & profile |
| Squirrel (Walk) | Walking & Hiking | 6 km | +120 m | 33 m - 83 m | Loop course | Route & profile |
Course route & map
Elevation profile & course telemetry
Altitude from 24 m to 255 m above sea level (+550 m D+, -550 m D-)
Elevation profile & course telemetry
Altitude from 27 m to 199 m above sea level (+410 m D+, -410 m D-)
Elevation profile & course telemetry
Altitude from 30 m to 80 m above sea level (+120 m D+, -120 m D-)
Elevation profile & course telemetry
Altitude from 33 m to 83 m above sea level (+120 m D+, -120 m D-)
Frequently asked questions (FAQ)
When and where does Blue Trail take place?
Blue Trail takes place in L'Étang-la-Ville, Île-de-France, FR (start area at coordinates 48.8695° N, 2.0573° E). The next edition is officially confirmed for March 14, 2027.
What races and distances are offered at Blue Trail?
The race program comprises 4 competitions, including Wild boar (25 km, +550 m D+), Roe deer (15 km, +410 m D+), Squirrel (6 km, +120 m D+), and Squirrel (Walk) (6 km, +120 m D+). The competitions belong to Trail Running and Walking & Hiking.
What is the course layout and elevation profile for Blue Trail?
The main competition (Wild boar over 25 km) is designed as a loop course featuring +550 m of elevation gain and -550 m of elevation loss, ranging between 24 m and 255 m above sea level. An interactive course map with route visualization, elevation profile, and GPX export is available in the course section on this page.
Where can I find registration and official race rules for Blue Trail?
Official race regulations, course details, and registration information are provided on the organizer's website (trailbleu.org).