Crystal Springs Trail Run

Woodside, United States • 29 Aug 2026

SPASM Crystal Springs Trail Run

The event uses trails through Huddart Park, King's Mountain and Bear Gulch, passing areas of redwoods and dense ferns. It comprises multiple measured trail runs and a short children's dash held at Huddart Park in Woodside, California.

Distances offered include:

  • 50K (30.9 Miles, $90.00)
  • Marathon (26.2 Miles, $80.00)
  • 35K (22 Miles, $75.00)
  • Half Marathon (13.1 Miles, $70.00)
  • 8K (6.2 Miles, $60.00)
  • Kid's Run (50 Yards, free)
  • Coastal Testing (2 Miles, free)

Most running distances open registration on November 11, 2025 and close on August 23, 2026. The Kid's Run and Coastal Testing have registration windows that close on August 29, 2026. Fees for each distance are listed alongside the distance.

Distances are accurately measured using a Rolatape surveyor's measuring wheel. Visit the organization's website for the most recent information.

Race information

31 mi
50k
26 mi
Marathon
22 mi
35k
13 mi
Half Marathon
6 mi
Coastal Testing
Visit the organization's website for the most recent information.
Trail runs nearby

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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.

A point-to-point 100-mile ultramarathon from UC Berkeley to Skyline High School in Oakland, featuring about 18,000 ft of elevation across ridgelines, redwood forest and lake trails; the 2026 race is sold out with a waitlist.

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