San Jose Spartan Trifecta Weekend

Mount Hamilton, United States • 3-4 Apr 2027

San Jose Spartan Trifecta Weekend

The event takes place April 3-4, 2027 at Stanislaus Co Parks, CA. The weekend features multiple obstacle-course races, a kids race, and spectator access.

Race distances include:

  • Sprint: 5 km, 20 obstacles, from $89
  • Super: 10 km, 25 obstacles, from $105
  • Beast: 21 km, 30 obstacles, from $135
  • Ultra: 50 km, 60 obstacles, from $175
  • Kids Race: 1-3 km with obstacles

The course combines technical trail running with signature obstacles and traverses grasslands and hills. The layout is intended for pacing and timed performance across varied terrain.

Team registration permits the same start time for team members and offers savings when tickets are purchased together. Volunteer opportunities include options to volunteer and race for free. A service member discount of up to 25% is available for US Military, US law enforcement, US firefighters and first responders, and US government employees with verification. Visit the organization's website for the most recent information.

Race information

50 km
Ultra 50k
Half Marathon
Beast 21k
10 km
Super 10k
5 km
Sprint 5k
Kids Race 1-3km
Visit the organization's website for the most recent information.
Trail runs nearby

A full-day trail event at Almaden Quicksilver County Park on May 2, 2026, offering distances from a kids run to a 50K with marked dirt roads, single-track sections, aid stations, drop bag service at the Hacienda start, and free parking.

Trail ultramarathons in Almaden Quicksilver County Park on May 9 2026, offering a 100K and a 50K with substantial elevation gain, course maps and GPX files, USATF sanctioning, aid stations, volunteer support, swag and a post race party.

Celebrate the 24th year of this community event in Los Altos Hills. Run or walk through the Westwind Community Barn and Byrne Preserve on hilly 5K, 10K, or 1 mile courses.

Trailquake 2026 is a trail event in Saratoga on May 10 offering 5K, 10K and a half marathon through redwoods and pine forest, with local and remote entry options and finisher shirts.

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