Marin Endurance Festival

We’re excited to bring you a one of a kind event experience capturing the essence of Marin County. Join us for Halloween weekend for a Half Marathon, 10k, and 5k filled with spooky activities and cap the weekend off with the Olympic and Sprint Triathlon. The launch parties, courses, start and finish line festival have all been carefully crafted to ensure a memorable race day. This is a weekend not to miss!

• Isabella Haberman
  Organizer
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