Crystal Springs Trail Run
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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.
