Denali 50K

The Denali50K is a scenic ultramarathon held on June 21, 2025, in Maclaren Summit, Alaska. Set along the historic Denali Highway, the race offers participants breathtaking views of Denali and the surrounding Alaska Range. Covering a 50-kilometer course from Maclaren Summit to Alpine Creek Lodge, runners experience diverse terrain including glaciers, lakes, and tundra.

The event is limited to 50 runners, who must meet qualifying criteria such as completing recent marathons. Support crews are permitted, and finishers receive unique Alaskan medals and shirts. The race emphasizes challenging endurance in one of North America’s most stunning natural landscapes. Visit the organization's website for the most recent information.