Adelsö Ultra Trail 43K

On May 16, 2027, runners will gather on Adelsö, one of the Mälar archipelago islands just outside Stockholm, for an exciting ultramarathon. The organizers have meticulously crafted a scenic and challenging course that combines coastal paths with technical forest trails, featuring over 600 meters of climbing. Participants can expect to immerse themselves in stunning natural beauty while passing through historically significant sites along the route. This event promises to be one of Stockholm's most captivating ultramarathons for trail running enthusiasts.
Admire the serene waters and lush forests as you navigate this unique landscape, where every step offers a new vista or historical landmark waiting to be discovered. The race is not just about pushing physical limits but also celebrating the rich heritage and natural splendor of Adelsö. Join us for an unforgettable journey through one of Stockholm's most picturesque islands.