Alaska’s rugged trail challenge!
Overview
This marathon is not for the faint of heart. Girdwood’s course winds through over 30 interconnected trails, featuring steep climbs, technical terrain, creek crossings, and October’s unpredictable weather. Described by past finishers as “a marathon that feels like an ultra,” it’s a true test of endurance with rewarding views of Alaska’s pristine wilderness. For those seeking a challenge in a spectacular setting, this race delivers an unforgettable experience.
Course
A mix of singletrack and forest trails, including Winner Creek, Iditarod Trail, California Creek, Beaver Pond, and Bird-to-Gird
Technical creek crossings, muddy sections, steep ascents and descents
Temperate rainforest, glacial streams, and rugged Alaskan beauty
It's wet, cold, and slick in October—be prepared!
Logistics
Swag & Medals
Five fully stocked aid stations with hydration and snacks
Post-race goodies including Bake Shop sweet rolls, cookies, and Coast pizza
A challenging and well-marked course through Alaska’s wild beauty
Community atmosphere supporting local trail maintenance
Getting There
Start & Finish at Alyeska Day Lodge
Parking available near the lodge
No camping allowed at the venue; local lodging options in Girdwood
Driving Directions
Requirements
1670
Policies
Race Policies
BYOB (Bring Your Own Bear Spray) and hydration system
AirPods discouraged (wildlife safety)
No refunds, no bib transfers
Race cut-off for Marathon is 4.5 hours at Mile 17 (Crow Creek Rd aid station)
Land Acknowledgement
This event takes place on the traditional lands of the Dena’ina and Sugpiaq peoples who have stewarded these lands for generations.
About Girdwood Nordic Ski Club
Race produced by Girdwood Nordic Ski Club.
View all Girdwood Nordic Ski Club races on Kåduka →
Disclaimer
We make every effort to provide accurate and up-to-date information on Kåduka, but details may change. Please always confirm the latest information on the official race website. See something that needs correcting? Send us a note at [email protected]