Trail des Jambes
Trail Running covering 9 km to 25 km with up to 557 m D+ in Allaire (Brittany, France)
Trail des Jambes is an endurance sporting event in Allaire, Brittany, FR focused on Trail Running. Key features include Forest, Kids & Youth Races, Night Run, Nature & Off-Road.
The race program comprises 4 competitions, including Trail 25 km (25 km, +557 m D+), Trail 17 km (17 km, +250 m D+), Trail 12 km (12 km, +138 m D+), and Trail 9 km (9 km, +103 m D+). The exact date for the next edition is currently open and will be announced by the organizer. Official race regulations, course details, and registration information are provided on the organizer's website (traildesjambesallaire.fr).

Event characteristics
Races & distances (4)
| Competition | Discipline | Distance | Elevation gain | Altitude range | Course type | Course & profile |
|---|---|---|---|---|---|---|
| Trail 25 km | Trail Running | 25 km | +557 m | 119 m - 353 m | Loop course | Route & profile |
| Trail 17 km | Trail Running | 17 km | +250 m | 122 m - 227 m | Loop course | Route & profile |
| Trail 12 km | Trail Running | 12 km | +138 m | 125 m - 183 m | Loop course | Route & profile |
| Trail 9 km | Trail Running | 9 km | +103 m | 128 m - 171 m | Loop course | Route & profile |
Course route & map
Elevation profile & course telemetry
Altitude from 119 m to 353 m above sea level (+557 m D+, -557 m D-)
Elevation profile & course telemetry
Altitude from 122 m to 227 m above sea level (+250 m D+, -250 m D-)
Elevation profile & course telemetry
Altitude from 125 m to 183 m above sea level (+138 m D+, -138 m D-)
Elevation profile & course telemetry
Altitude from 128 m to 171 m above sea level (+103 m D+, -103 m D-)
Frequently asked questions (FAQ)
When and where does Trail des Jambes take place?
Trail des Jambes takes place in Allaire, Brittany, FR (start area at coordinates 47.6389° N, 2.1621° W). The exact date for the next edition is currently open and will be announced by the organizer.
What races and distances are offered at Trail des Jambes?
The race program comprises 4 competitions, including Trail 25 km (25 km, +557 m D+), Trail 17 km (17 km, +250 m D+), Trail 12 km (12 km, +138 m D+), and Trail 9 km (9 km, +103 m D+). The competitions belong to Trail Running.
What is the course layout and elevation profile for Trail des Jambes?
The main competition (Trail 25 km over 25 km) is designed as a loop course featuring +557 m of elevation gain and -557 m of elevation loss, ranging between 119 m and 353 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 Trail des Jambes?
Official race regulations, course details, and registration information are provided on the organizer's website (traildesjambesallaire.fr).