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 12/31/2021, 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, Friday, 12/31/2021
New Year's Day, Saturday, 1/1/2022*
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.
Registration fees
Prices are inclusive of mandatory charges, items, and fees
NYE 5K Closed
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- Online registration closed
NYE 10K Closed
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- Online registration closed
NYE Half Marathon Closed
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- Online registration closed
NYE Remote Closed
Online registration closed-
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$50.29Jan 6 – Oct 3
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$55.63Oct 4 – Oct 31
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$60.96Nov 1 – Dec 31
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Event schedule
- Fri, December 31, 2021 7:30 AM - NYE Hiker start (for those walking the half marathon, planning to take longer than 3.5-4 hours)
- Fri, December 31, 2021 8:30 AM - NYE Half Marathon
- Fri, December 31, 2021 8:55 AM - NYE 10K
- Fri, December 31, 2021 9:10 AM - NYE 5K
Contact information
- Event contact
- Race Director
- Website
- Visit website
