Intrail-Muros
Trail Running covering 12 km in Saint-Malo (Brittany, France)
Intrail-Muros is an endurance sporting event in Saint-Malo, Brittany, FR focused on Trail Running. First held in 2015, the event is an established fixture on the endurance calendar. Key features include Urban Trail, Night Run.
The race program comprises 2 competitions, including Trail 12 km (12 km, +312 m D+), and Challenge entreprises (12 km, +312 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 (intrailmuros.com).

Event characteristics
Races & distances (2)
| Competition | Discipline | Distance | Elevation gain | Altitude range | Course type | Course & profile |
|---|---|---|---|---|---|---|
| Trail 12 km | Trail Running | 12 km | +312 m | 11 m - 142 m | Loop course | Route & profile |
| Challenge entreprises | Trail Running | 12 km | +312 m | 14 m - 145 m | Loop course | Route & profile |
Course route & map
Elevation profile & course telemetry
Altitude from 11 m to 142 m above sea level (+312 m D+, -312 m D-)
Elevation profile & course telemetry
Altitude from 14 m to 145 m above sea level (+312 m D+, -312 m D-)
Frequently asked questions (FAQ)
When and where does Intrail-Muros take place?
Intrail-Muros takes place in Saint-Malo, Brittany, FR (start area at coordinates 48.6493° N, 2.0257° 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 Intrail-Muros?
The race program comprises 2 competitions, including Trail 12 km (12 km, +312 m D+), and Challenge entreprises (12 km, +312 m D+). The competitions belong to Trail Running.
What is the course layout and elevation profile for Intrail-Muros?
The main competition (Trail 12 km over 12 km) is designed as a loop course featuring +312 m of elevation gain and -312 m of elevation loss, ranging between 11 m and 142 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 Intrail-Muros?
Official race regulations, course details, and registration information are provided on the organizer's website (intrailmuros.com).