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Oct
25
Saturday

Carkeek 12 Hour

Website Registration

The Carkeek 12 Hour is a challenging running event held in Seattle, WA, known for its tough terrain and unpredictable weather. Participants can choose to run for either 12 hours or 6 hours on a 1.93-mile loop, with an option for a shorter loop for those seeking an extra challenge. The event, which takes place on October 25, 2025, encourages a festive atmosphere with Halloween costumes, offering prizes for the best outfits.

Additionally, it serves as a fundraiser for trail work and advocacy in the Northwest, with all registration fees supporting local trails. Visit the organization's website for the most recent information.

Always double-check with the organizer's website – things can change, and we might have sprinted past a few details!
12 hr
12HR
6 hr
6HR

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