# Brazen New Year's Eve

- **When:** Thu, Dec 31, 2026 · 6:00 PM CST
- **Where:** 17600 Lake Chabot Road, Castro Valley, CA, 94546
- **Event page:** https://runthis.run/event/rs-211478-brazen-new-years-eve

## Registration

Register on the event's own site: https://runsignup.com/Race/CA/CastroValley/BrazenNYE?aflt_token=58wBqomPr6bPwa1YDhuKo0IQvrNCjzTq

## Description

Whether you're looking to squeeze in your first trail run or you're looking to log that 1,000th mile before the clock strikes midnight on 12/31/2026, this is your chance.

Note: This year we will have back-to-back events at Lake Chabot, Castro Valley with a 5K, 10K and half marathon!

New Year's Eve, Thursday, 12/31/2026

New Year's Day, Friday, 1/1/2027*  

Make it a double and join us both days and earn the Brazen New Year Mega-Medal! 

*Note: Each race is a unique event on its own and requires separate registration.

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Source: [https://runthis.run/event/rs-211478-brazen-new-years-eve](https://runthis.run/event/rs-211478-brazen-new-years-eve) — data from Run This (runthis.run).