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Quicksilver Trail Challenge
San Jose, California · Saturday, October 17, 2026 · Half Marathon, 10K
Official race page & registration ↗Quicksilver Trail Challenge takes place on Saturday, October 17, 2026 in San Jose, California. The race offers 2 distances: Half Marathon, 10K. It is run on trail. For anyone travelling in, Los Gatos is about 8 miles away and Sunnyvale is about 16 miles away.
It is one of 321 races on the California calendar that October.
- Date
- Saturday, October 17, 2026
- Location
- San Jose, California
- Distances
- Half Marathon, 10K
- Surface
- Trail
Listing from the 2026 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.
Making a race weekend of it?
Stay near the start line in San Jose: check in Oct 16, out Oct 18.
Common questions
When is Quicksilver Trail Challenge?
Quicksilver Trail Challenge is scheduled for Saturday, October 17, 2026.
Where is Quicksilver Trail Challenge held?
Quicksilver Trail Challenge is held in San Jose, California. It is about 8 miles from Los Gatos and 16 miles from Sunnyvale.
What distances does Quicksilver Trail Challenge offer?
The listed distances are Half Marathon, 10K.
How do I register for Quicksilver Trail Challenge?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
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- Oct 1712th Annual Native Breast Cancer Awareness Walk/RunElk Grove, CA
- Oct 172026 Boyle Heights 5K Run/WalkLos Angeles, CA
- Oct 172026 San Diego Miles for Melanoma 5KSan Diego, CA
See every race on the California calendar, all San Jose races, California Half Marathons, California 10Ks, or use the Race Finder for maps and filters.