RunRace USA › California › Brazen New Year's Eve 2026
Brazen New Year's Eve 2026
Castro Valley, California · Thursday, December 31, 2026 · 5K, 10K, Half Marathon
Official race page & registration ↗Brazen New Year's Eve 2026 takes place on Thursday, December 31, 2026 in Castro Valley, California. The race offers 3 distances: 5K, 10K, Half Marathon.
It is one of 123 races on the California calendar that December. Unusually for a race, it falls on a Thursday.
- Date
- Thursday, December 31, 2026
- Location
- Castro Valley, California
- Distances
- 5K, 10K, Half Marathon
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 Castro Valley: check in Dec 30, out Jan 1.
Common questions
When is Brazen New Year's Eve 2026?
Brazen New Year's Eve 2026 is scheduled for Thursday, December 31, 2026.
Where is Brazen New Year's Eve 2026 held?
Brazen New Year's Eve 2026 is held in Castro Valley, California.
What distances does Brazen New Year's Eve 2026 offer?
The listed distances are 5K, 10K, Half Marathon.
How do I register for Brazen New Year's Eve 2026?
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
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- Dec 31Last Dash Before Midnight 5K, 10K, & Half Marathon by Califlow RunsLong Beach, CA
- Dec 31Natallie's RunSignup PageRushtown, CA
See every race on the California calendar, California Half Marathons, California 5Ks, or use the Race Finder for maps and filters.