View some of the best Marathon races in Chico, Ca! RaceMob's race calendar allows you to find races that suits your needs. Use our advanced filters below or calendar on the right, and discover new races. We try to maintain up to date information, and rely heavily on our community of volunteers. If you find a race that we're missing, use the "Suggest Race" button on the right. Find RaceMob discounts that others have added or add deals that you've discovered.
The Frost or Fog 10-Mile, Quarter Marathon and 5K is one of Chico’s favorite winter runs! Run in Upper Bidwell Park for great, challenging courses that cover gravel, trail and road or run wherever you are!
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