Seattle Spartan Trifecta Weekend
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Seattle Spartan Trifecta Weekend - Monroe, WA
The 2027 Seattle Spartan Trifecta Weekend takes place September 18–19 at Meadow Wood Equestrian Center in Monroe, Washington. The event runs over two days on forest trails beside the Snohomish River and features narrow dirt singletrack, dense evergreen scenery, signature mud pits, and generally flat, fast sections.
The weekend includes multiple race formats and support for spectators. The Beast 21 km course is used for a North American Championship for age group and elite athletes during the event. Course maps are published for onsite use but are subject to change depending on conditions.
Distances and obstacle counts:
- Sprint : 5 km, 20 obstacles
- Super : 10 km, 25 obstacles
- Beast : 21 km, 30 obstacles
- Kids Race : 1–3 km, obstacles
- Spectator access available
Additional event details on participant experience note water stations and volunteer support on course, and a 4.6 rating from 39 racer testimonials is listed. The venue address is Meadow Wood Equestrian Center, 18016 177th Ave SE, Monroe, WA. Information about maps and race documents is provided to participants, and finishers receive standard event recognition. Visit the organization's website for the most recent information.
