Sanborn Trail Challenge

Saratoga, United States • 27 Feb 2027

Sanborn Trail Challenge : Sanborn County Park, Saratoga CA

The event offers multiple trail race distances through Sanborn County Park, set in mixed evergreen forest with redwood, Douglas fir, oak, madrone, and tanbark oak. Trails are mostly single track and are described as mountainous and technically demanding, with substantial wooded shade.

Distances include:

  • Kids Run
  • 1 Mile
  • 4 Mile
  • 8 Mile
  • Half Marathon

Each course includes measured ascent: the Kids Run has minimal ascent, the 1 Mile course has modest ascent, the 4 Mile gains about 1,315 ft, the 8 Mile about 2,634 ft, and the Half Marathon about 4,528 ft. Courses are marked with ribbons, signs, and gypsum; yellow ribbons and large arrows indicate a sharp turn between Sanborn Trail and Peterson Trail.

Aid is provided from the Start/Finish area as a full aid station. The 8 Mile course has a full aid stop at the halfway point; the Half Marathon has full aid at multiple points. One portable toilet is located at the start and additional full service restrooms are available a short walk away. Drop bag service is not available.

Parking requires a self-registration fee per vehicle. Entry fees are non-refundable; transfers to future TCTRuns are permitted if arranged at least 24 hours before the event. Technical fabric shirts are offered during registration or at the event if supplies permit. Visit the organization's website for the most recent information.

Race information

13 mi
Half Marathon
8 mi
8 Mile
4 mi
4 Mile
1 Mile
Kids Run
Visit the organization's website for the most recent information.
Trail runs nearby

San Mateo PAL's May 30, 2026 community event at Seal Point Park features a 5K run/walk, a 10K run, a free Wellness Fair, and a yoga option. Race entries include a t-shirt and finisher medal, and vendor booths are available.

A multi-distance trail event at Calero County Park in San Jose on May 30, 2026, featuring single track, dirt paths and hilly terrain up to 50K, with aid stations, free parking and drop bag support for the 50K.

A trail event at Almaden-Quicksilver County Park on June 7, 2025 offering distances from 5K to 50K, steep climbs, marked courses, aid stations, and toilet facilities. The 52 mile race is not held in 2025 and is planned to return in 2026.

Experience the 42nd annual Lake Chabot Trail Challenge featuring a scenic half marathon loop and a paved 5K run. Enjoy views of the San Francisco Bay and Mt Diablo while competing for medals on chip timed courses.

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