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2027 Lake Chabot Trail Challenge (Half Marathon & 5K)
Castro Valley, California · Sunday, June 6, 2027 · Half Marathon, 5K
Official race page & registration ↗Saves stay on this device. Calendar entries use the listed date; confirm your distance and start time with the organizer.
2027 Lake Chabot Trail Challenge (Half Marathon & 5K) takes place on Sunday, June 6, 2027 in Castro Valley, California. The race offers 2 distances: Half Marathon, 5K. It is run on trail.
It is one of 54 races on the California calendar that June.
- Date
- Sunday, June 6, 2027
- Location
- Castro Valley, California
- Distances
- Half Marathon, 5K
- Surface
- Trail
- Entry fee
- from $40 across event options; may include kids or shorter events. Check distance-specific prices and fees.
Listing from the 2027 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Correct this listing.
Making a race weekend of it?
Stay near the start line in Castro Valley: check in Jun 5, out Jun 7.
Common questions
When is 2027 Lake Chabot Trail Challenge (Half Marathon & 5K)?
2027 Lake Chabot Trail Challenge (Half Marathon & 5K) is scheduled for Sunday, June 6, 2027.
Where is 2027 Lake Chabot Trail Challenge (Half Marathon & 5K) held?
2027 Lake Chabot Trail Challenge (Half Marathon & 5K) is held in Castro Valley, California.
What distances does 2027 Lake Chabot Trail Challenge (Half Marathon & 5K) offer?
The listed distances are Half Marathon, 5K.
How much does 2027 Lake Chabot Trail Challenge (Half Marathon & 5K) cost?
Listed event options start from $40. This minimum may be for a kids or shorter event. Check the official race page for your distance's current price and any additional fees.
How do I register for 2027 Lake Chabot Trail Challenge (Half Marathon & 5K)?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
More races nearby
Within about 60 miles, ordered by approximate straight-line distance between listed locations.
- Jul 24Bad BassCastro Valley, CA
- Apr 17SPASM Lake Chabot Trail RunCastro Valley, CA
- Jan 1Brazen New Year's DayCastro Valley, CA
- Jan 1Brazen New Year's EveCastro Valley, CA
- Dec 31Brazen New Year's Eve 2026Castro Valley, CA
See every race on the California calendar, all Castro Valley races, California Half Marathons, California 5Ks, or use the Race Finder for maps and filters.