Crystal Springs (Winter) Trail Run
Woodside, United States • 18 Jan 2026
Crystal Springs Trail Run : January 18, 2026
The Crystal Springs Trail Run takes place at Huddart Park (Werder Shelter), 1100 Kings Mountain Road, Woodside, CA. The event includes the following distances:
- 8K
- Half Marathon
- 35K
- Marathon
- 50K
- Kid's Run (6yo & younger, 50 yd dash) - Free
Race-day check-in begins at 7:00 a.m. at Huddart Park (Werder Shelter); participants are asked to arrive about 45 minutes before their event to receive bibs and shirts. Parking is $6 per vehicle (exact change recommended). Dogs are not allowed in the park. To guarantee a shirt, register at least 10 business days before the event.
Course, support and logistics
The course passes through Huddart Park, King's Mountain and Bear Gulch, with redwoods and ferns along the trails. Elevation gain varies by distance, from 710' for the 8K to 4,530' for the 50K. Course surfaces include single track, dirt road and asphalt, with single track the largest portion of most distances. The route is marked with ribbon about every 200 yards and color coded by distance; polka-dot flagging indicates turns and blue ribbons mark wrong ways. Events are cupless; participants should bring a personal fluid container. Aid stations are fully stocked every 5 to 9 miles with fresh fruit, salty snacks, candy, water and Skratch electrolyte drink; runners are advised to carry at least 20 oz of water between aid stations. Timing uses BibTag chips and results are published periodically during the event. All events have an overall time limit of 8.5 hours. Visit the organization's website for the most recent information.