Washington · 12HR · 6HR
Carkeek 12 Hour
Carkeek 12 Hour is a 12HR and 6HR event held in Seattle, Washington. It was last held on October 24, 2026 and is usually run in October; the next date hasn't been announced yet. About 50 runners take part across all distances.
- Usually held
- October
- Location
- Seattle, WA
- Field size
- ~50 runners
Race details
- Last held
- October 24, 2026
- Usually held in
- October
- Location
- Seattle, Washington
- Distances
- 12HR, 6HR
- Field size
- About 50 runners
- Registration
- ultrasignup.com
- Official website
- endlesstrails.us
Registration, course & weather
- Registration status
- Registration status as last checked October 15, 2026: open
- Start time
- 7:00 AM PDT
- Course profile
- Loop course; Trail surface
About the Carkeek 12 Hour
Carkeek 12 Hour in Seattle, WA.
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Carkeek 12 Hour: common questions
- When is the Carkeek 12 Hour?
- The next date hasn't been announced in the listing yet. The race is usually held in October. Check the organiser's website for the official date.
- Where is the Carkeek 12 Hour held?
- In Seattle, Washington.
- What distances does the Carkeek 12 Hour offer?
- 12HR and 6HR.
- How many people run the Carkeek 12 Hour?
- About 50 runners across all of its distances. That figure is an estimate of the field size, not an entry cap.
- How do I register for the Carkeek 12 Hour?
- Registration is handled by the organiser at ultrasignup.com. Entry fees, caps and deadlines are set there.
- Is registration open for the Carkeek 12 Hour?
- Registration status as last checked October 15, 2026: open.
- What time does the Carkeek 12 Hour start?
- 7:00 AM PDT.
- What is the course like at the Carkeek 12 Hour?
- Loop course; Trail surface.
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