MDS Crazy Loops Courmayeur
Trail Running covering 24 h in Courmayeur (Aosta Valley, Italy)
MDS Crazy Loops Courmayeur is an endurance sporting event in Courmayeur, Aosta Valley, IT focused on Trail Running. Key features include Mountain, Charity Run, Nature & Off-Road, Multi-Day.
The race program comprises 5 competitions, including Crazy Loops 24h Self-Supported (24 h, +380 m D+), Crazy Loops 12h Autonomous (12 h, +380 m D+), Crazy Loops 9h Autonomous (9 h, +380 m D+), Crazy Loops 6h Standalone (6 h, +380 m D+), and Crazy Loops 3h Autonomous (3 h, +380 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 (marathondessables.com).

Event characteristics
Races & distances (5)
| Competition | Discipline | Distance | Elevation gain | Altitude range | Course type | Course & profile |
|---|---|---|---|---|---|---|
| Crazy Loops 24h Self-Supported | Trail Running | 24 h | +380 m | 1,003 m - 1,163 m | Loop course | Route & profile |
| Crazy Loops 12h Autonomous | Trail Running | 12 h | +380 m | 1,006 m - 1,090 m | Multi-lap course | Route & profile |
| Crazy Loops 9h Autonomous | Trail Running | 9 h | +380 m | 1,009 m - 1,169 m | Loop course | Route & profile |
| Crazy Loops 6h Standalone | Trail Running | 6 h | +380 m | 1,012 m - 1,096 m | Multi-lap course | Route & profile |
| Crazy Loops 3h Autonomous | Trail Running | 3 h | +380 m | 1,015 m - 1,099 m | Multi-lap course | Route & profile |
Course route & map
Elevation profile & course telemetry
Altitude from 1,003 m to 1,163 m above sea level (+380 m D+, -380 m D-)
Elevation profile & course telemetry
Altitude from 1,006 m to 1,090 m above sea level (+380 m D+, -380 m D-)
Elevation profile & course telemetry
Altitude from 1,009 m to 1,169 m above sea level (+380 m D+, -380 m D-)
Elevation profile & course telemetry
Altitude from 1,012 m to 1,096 m above sea level (+380 m D+, -380 m D-)
Elevation profile & course telemetry
Altitude from 1,015 m to 1,099 m above sea level (+380 m D+, -380 m D-)
Frequently asked questions (FAQ)
When and where does MDS Crazy Loops Courmayeur take place?
MDS Crazy Loops Courmayeur takes place in Courmayeur, Aosta Valley, IT (start area at coordinates 45.7969° N, 6.969° E). The exact date for the next edition is currently open and will be announced by the organizer.
What races and distances are offered at MDS Crazy Loops Courmayeur?
The race program comprises 5 competitions, including Crazy Loops 24h Self-Supported (24 h, +380 m D+), Crazy Loops 12h Autonomous (12 h, +380 m D+), Crazy Loops 9h Autonomous (9 h, +380 m D+), Crazy Loops 6h Standalone (6 h, +380 m D+), and Crazy Loops 3h Autonomous (3 h, +380 m D+). The competitions belong to Trail Running.
What is the course layout and elevation profile for MDS Crazy Loops Courmayeur?
The main competition (Crazy Loops 24h Self-Supported over 24 h) is designed as a loop course featuring +380 m of elevation gain and -380 m of elevation loss, ranging between 1,003 m and 1,163 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 MDS Crazy Loops Courmayeur?
Official race regulations, course details, and registration information are provided on the organizer's website (marathondessables.com).