New Year's One Day
San Francisco, CA • December 31, 2025
24HR12HR6HR
Start the New Year running as far as you can or as little as you want. Sign up individually or as a team! The course is a 1.0 mile loop around Cottonwood Lake in popular Hellyer Park. USATF course certification (CA23033TEB).
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Please visit the official race website and registration page to confirm all details, as information may change.