About ISF

The International Skyrunning Federation

The International Skyrunning Federation (ISF) is the world governing body for skyrunning. Founded in 2008, it is responsible for the promotion, development, and administration of skyrunning worldwide.

Skyrunning is defined as running in the mountains above 2,000m altitude where the climbing difficulty does not exceed II° grade and the incline is over 30%. It represents the peak of outdoor athletic performance.

Our Mission

• Govern and promote the sport of skyrunning globally.
• Organize World and Continental Championships.
• Establish technical standards and safety guidelines.
• Support national skyrunning federations and athletes.