Brazen New Year's Eve

Castro Valley, United States • 27 Dec 2025

Event overview

Almost New Year's Eve is a Brazen Racing event at Lake Chabot in Castro Valley, California. The race is scheduled for 12/27/25. The event takes place on the trails around Lake Chabot and welcomes hikers and walkers as well as runners.

Race details and related offerings

Distances offered:

  • Half marathon
  • 10K
  • 5K

Brazen Racing also offers a separate New Year's Day race at Lake Chabot and a "Brazen New Year Marathon" option that combines two half marathons (listed as occurring on 12/28 and 1/1). Race results and free photos are available after the event. The event lists sponsors including GU and Optigenix, and it uses volunteer photographers and volunteers to support the race. Visit the organization's website for the most recent information.

Race information

Half Marathon
Half Marathon
10 km
10k
5 km
Visit the organization's website for the most recent information.
Trail runs nearby

Enjoy a trail running weekend in San Francisco and the Marin Headlands with routes over the Golden Gate Bridge. As the final stop of the Spartan Trail World Championship, this end of season event offers scenic coastal challenges.

Celebrate Thanksgiving at the Zoom Turkey Trot in San Jose at Hellyer Park with a USATF certified half, 10K, 5K and kids runs, plus t shirts and finisher medals. Flat, fast courses and stocked aid stations welcome all abilities.

Celebrate Thanksgiving at the Moraga Turkey Trot, a friendly 5K or 1.5 mile run or walk on the Moraga Country Club cart path. Advance registration is required, proceeds benefit the food bank and participants get a tee, bib and prize chances..

Quad Dipsea in Mill Valley puts runners on a 28.4 mile route of steep stairs and single track to Stinson Beach and back four times, with roughly 9,000 feet of climbing and stunning coastal views. It is a fierce but unforgettable day on the..

UTMB Index