Spartan Trail - San Jose Trail Challenge

SEP
27
2026
Trail races run through shaded redwood forest in Sanborn County Park on Sep 27, 2026, with 50K, half marathon and 10K options and spectator access.
Sun 27 Sep 2026
50 kilometers Half Marathon 10 kilometers

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Spartan Trail - San Jose Trail Challenge

The San Jose Trail Challenge takes place on Sep 27, 2026 at Sanborn County Park with parking at West Valley College, 14000 Fruitvale Ave, Parking Lot 5, Saratoga, CA. The event is set on the eastern slopes of the Santa Cruz Mountains in an area of giant coastal redwood groves.

Trails in the park are described as well-groomed but steep and difficult. Runners can expect big climbs and fast descents on flowy singletrack with generally good footing through dense, shaded forest. The park’s tree cover keeps conditions relatively temperate compared with exposed terrain.

Race distances include:

  • Trail 50K
  • Trail Half Marathon (21k)
  • Trail 10K

The event includes provisions for spectators. Team registration options allow groups to purchase together or use a personalized referral link after purchasing. A service member discount offers up to 25 percent off for eligible US military, law enforcement, firefighters, first responders, and certain government employees via GOVX verification.

Additional event information mentions arrival and heat times, volunteer options, race documents, and local stay suggestions; finishers receive commemorative items though specific details are not listed here. Visit the organization's website for the most recent information.

50 km
50k
Half Marathon
Half Marathon
10 km
10k
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