⚠️ High-Risk Route Warning
GR20 Corsica is a high-risk hiking route requiring exceptional fitness, experience and equipment. Hire a professional guide, register with local authorities, and obtain specialist outdoor insurance before departure. This page is for informational reference only.
GR20 Corsica
ExpertFrance · Corsica
The GR20 is widely regarded as Europe's toughest long-distance trek, traversing the rugged spine of Corsica from north to south. 180km with 12,000m of cumulative elevation gain, featuring chains and ladders over granite spires, glacial lakes, and Mediterranean maquis scrub — the ultimate test for European trekkers.
Total Distance
180 km
Estimated Days
15 days
Max Elevation
2706 m
Elevation Gain
12000 m
Difficulty
5/5 - Expert
Best Season
Jun, Jul, Aug, Sep
Route Type
Point-to-Point, Alpine, Gorge
Beginner-Friendly
Not suitable for beginners
Transport
Car Required
Highlights
- Europe's toughest long-distance trek - the ultimate test for dedicated hikers
- Unique Corsican landscape blending high alpine granite with Mediterranean scrubland
- The Cirque de la Solitude - the route's signature technical passage
- Granite pinnacles, glacial lakes and dramatic ridgelines
Suitable For
- Expert trekkers
- European hiking veterans
- Fitness and mental-toughness challenge seekers
Important Notes
- 🚫 Extremely difficult and hazardous: for elite hikers only
- ⚠️ Sections require climbing chains, ladders and exposed rock faces
- ⚠️ Demands exceptional fitness (6-10 hours of intense hiking daily)
- Absolutely unsuitable for anyone with a fear of heights
- Mountain huts must be booked ahead; tent camping as backup
- Bad weather makes certain sections extremely dangerous; be prepared to adapt your plan
Getting There
Fly to Calvi or Bastia, Corsica. Bus/taxi to Calenzana (northern trailhead) or Conca (southern trailhead).
Frequently Asked Questions
How long is the GR20 in Corsica?
The GR20 is approximately 180 km long from Calenzana to Conca, with around 12,000 m of cumulative elevation gain.
How difficult is the GR20 in Corsica?
The GR20 is an extreme trek with sustained elevation change, exposed rocky terrain, chains and ladders. It is best suited to experienced hikers with strong navigation and mountain skills.
How is the GR20 distance divided by stage?
The 180 km route is usually divided into about 15 stages, with daily distances commonly ranging from 10 to 16 km and significant elevation change.
Is the Corsica GR20 suitable for beginners?
No. The Corsica GR20 is a demanding route with exposed rock, chains, ladders and major elevation changes. It is better suited to experienced mountain hikers.
Is the GR20 dangerous?
The GR20 can be dangerous in poor weather or for underprepared hikers because of exposed rocky terrain, chains, ladders, steep descents and limited bailout options. Treat it as a serious mountain route, not a normal walking holiday.
What should a GR20 Corsica map show?
A useful GR20 Corsica map should show the Calenzana and Conca trailheads, the north and south stage split, refuges, high passes, bailout roads and water points. Always pair any online map with current refuge and weather information.
Are GR20 map, GR20 maps and GR20 route map asking for the same thing?
Usually yes. Hikers using these terms are normally looking for the same practical planning information: the north-to-south route, stage distances, refuges, exposed sections, water points and bailout options.
Supplies & Accommodation
Supplies: Mountain huts (refuges/bergeries) provide basic supplies and meals, but prices are high. Carry energy food.
Accommodation: Mountain huts (refuges) offer simple accommodation. Camping also possible. Book huts ahead in peak season.
GPX Track
GPX download is not yet available. Search for "GR20 Corsica GPX" on outdoor communities in the meantime.
Disclaimer
Data is for reference only. Verify current trail conditions and safety information before departure. Prepare thoroughly for high-risk routes and follow local regulations. We accept no liability for any incidents arising from the use of this data.