San Francisco, California Obstacle Races & Mud Runs

A complete list, guide & calendar of obstacle races, ocrs, and mud runs in San Francisco, California


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From Wine Country to Fisherman's Wharf, we've got NorCal covered with the 2015 OCR race discounts you need!

Yeah, so you've got the beauty of Napa Valley and Sonoma. The eclectic wonderland of the Bay Area and San Fran… so what? Redwoods, museums, some of the best food on the planet… and then Lake Tahoe too? OK, you win, you win – Northern California rules.
We can't compete with your awesomeness, so we're just going to leave this here, when you're in the mood to get muddy, check these out!

Not exactly what you were looking for? Well, check out our directory by country, US states, major cities worldwide, or just view upcoming obstacles races in California!

Click an event name below to see course descriptions, obstalce lists, coupons, discounts, prizes, awards, parking cost, spectator fees and more about each event.

  • Race discount More info
  • March 16, 2019
    San Jose California Spartan Race Spartan Super 2019
    Diablo Grande, Patterson, CA, United States
    Save 50% with a Spartan Pass! Learn More
  • March 17, 2019
    San Jose California Spartan Race Spartan Sprint 2019
    Diablo Grande, Patterson, CA, United States
    Save 50% with a Spartan Pass! Learn More
  • March 23, 2019
    San Francisco NorCal California Rugged Maniac 2019
    Alameda County Fairgrounds, Pleasanton, CA, United States
    Save $5 on your Rugged Maniac with code MRG19 Learn More
  • March 30, 2019
    Bay Area California The Inflatable Run 2019
    Solano County Fairgrounds, Vallejo, CA, United States
    Save $5 on your The Inflatable Run with code MUDRUNGUIDE Learn More
  • April 06, 2019
    Sacramento California Mud Factor 2019
    Granite Park, Sacramento, CA, United States
      Learn More
  • April 07, 2019
    Fresno California Mud Factor 2019
    Hobb’s Grove, Sanger, CA, United States
      Learn More
  • April 20, 2019
    Livermore California Mud Factor 2019
    Club Moto Motocross Track, Livermore, CA, United States
      Learn More
  • April 20, 2019
    Fresno California Epic Series Obstacle Challenge 2019
    Woodward Regional Park, Fresno, CA, United States
    Save 10% on your EPIC Series with code MRG10 Learn More
  • May 11, 2019
    Redding California Shasta Mud Run 2019
    McConnell Foundation’s Ross Ranch, Redding, CA, United States
    Save 10% on your Shasta Mud Run with code MRG1810 Learn More
  • May 11, 2019
    Tracy California ‘Lil Mud Runner Kids & Family Mud Run 2019
    Eagal Lakes Resort, Tracy, CA, United States
      Learn More
  • June 01, 2019
    Monterey California Spartan Race Spartan Super 2019
    Toro Park, Salinas, CA, United States
    Save 50% with a Spartan Pass! Learn More
  • June 01, 2019
    Oroville California Lords Gym Mud Run 2019
    Feather Falls Lodge, Oroville, CA, United States
    Save 10% on your Lords Gym Mud Run with code MRG Learn More
  • June 02, 2019
    Monterey California Spartan Race Spartan Sprint 2019
    Toro Park, Salinas, CA, United States
    Save 50% with a Spartan Pass! Learn More
  • June 08, 2019
    San Jose California Terrain Racing Mud Run 2019
    Santa Clara County Fairgrounds, San Jose, CA, United States
    Save $5 on your Terrain Racing with code MUDRUN5 Learn More
  • September 28, 2019
    Save 50% with a Spartan Pass! Learn More
  • September 28, 2019
    Save 50% with a Spartan Pass! Learn More
  • September 29, 2019
    Save 50% with a Spartan Pass! Learn More
  • October 05, 2019
    NorCal California Tough Mudder Classic & 5K 2019
    Sonoma Raceway, Sonoma, CA, United States
    Save 25% on your Tough Mudder with code MRG2019 Learn More
  • October 06, 2019
    NorCal California Tough Mudder Classic & 5K 2019
    Sonoma Raceway, Sonoma, CA, United States
    Save 25% on your Tough Mudder with code MRG2019 Learn More
  • October 19, 2019
    Sacramento California Rugged Maniac 2019
    Murieta Equestrian Center, Rancho Murieta, CA, United States
    Save $5 on your Rugged Maniac with code MRG19 Learn More
  • November 16, 2019
    Sacramento California Spartan Race Spartan Super 2019
    Van Vleck Ranch, Rancho Murieta, CA, United States
    Save 50% with a Spartan Pass! Learn More
  • November 17, 2019
    Sacramento California Spartan Race Spartan Sprint 2019
    Van Vleck Ranch, Rancho Murieta, CA, United States
    Save 50% with a Spartan Pass! Learn More

Know of an event we're missing? Let us know and we'll get it added. It's completely free!

Don't forget, you can always use our handy Worldwide Mud Run Finder to search for an event using our interactive map!