Spasm Crystal Springs Trail Run
Updated
Sunday, January 17, 2027, first start 7:50 AM, in Woodside (Huddart Park (Werder Shelter)). Distances: 5 miles, Half marathon, 22 miles, Marathon, 50K. Entry from $60 to $90; the 5 miles goes from $60 to $70 after January 11.
- Date
- Sunday, January 17, 2027
- Start time
- 7:50 AM (earliest wave)
- Location
- Huddart Park (Werder Shelter), Woodside, CA 94062
- Area
- Peninsula, SF Bay Area
- Distances
- 5 milesHalf marathon22 milesMarathon50K
- Course
- Trail (dirt or single-track on at least part of the course)
- Price
- $60 to $90 plus the platform's processing fee
- Next price increase
- Monday, January 11, 2027: 5 miles $60 → $70
- Registration
- Open. Opened January 27, online signup closes Sunday, January 17, 2027
How to register
Registration is on RunSignup. Pick your distance, add any extras, and you'll get a confirmation email with your bib details. Sign up by January 11 to pay $60 instead of $70.
Course and race notes
Experience the towering redwoods, lush ferns, and beautiful trails through Huddart Park, King's Mountain and Bear Gulch.
From the race's own listing. Check the race website for the course map and parking.
Source: RunSignup public race API, refreshed 2026-10-17. Details can change; the registration page is the final word.