California (CA) Mud Runs & Obstacle Races

A complete list, guide & directory to obstacle races, adventure runs, and mud runs 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. You can also click here to find permanent obstacle courses & OCR training gyms and boxes in California.

  • Race discount More info
  • January 26, 2019
    SoCal California Spartan Race Spartan Super Spring 2019
    Prado Regional Park, Chino, CA, United States
    Save 50% with a Spartan Pass! Learn More
  • January 27, 2019
    SoCal California Spartan Race Spartan Sprint Spring 2019
    Prado Regional Park, Chino, CA, United States
    Save 50% with a Spartan Pass! Learn More
  • February 16, 2019
    Santa Clarita California Grit OCR Spring 2019
    East Walker Ranch Open Space, Santa Clarita, CA, United States
    Save 20% on your Grit OCR with code MRG20 Learn More
  • 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 30, 2019
    Los Angeles California Warrior Dash 2019
    Castaic Lake State Recreation Area, Castaic, CA, United States
    Save $5 on your Warrior Dash with code MRGWD1218 Learn More
  • April 06, 2019
    Los Angeles California Tough Mudder Classic & 5K 2019
    Glen Helen Raceway, San Bernardino, CA, United States
      Learn More
  • April 06, 2019
    Sacramento California Mud Factor 2019
    Granite Park, Sacramento, CA, United States
      Learn More
  • April 07, 2019
    Los Angeles California Tough Mudder Classic & 5K 2019
    Glen Helen Raceway, San Bernardino, 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 27, 2019
    Los Angeles SoCal California Rugged Maniac 2019
    Castaic Lake State Recreation Area, Castaic, CA, United States
    Save $5 on your Rugged Maniac with code 18MRG 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
  • May 11, 2019
    San Bernardino California Mud Factor 2019
    Glen Helen Raceway, San Bernardino, CA, United States
      Learn More
  • May 18, 2019
    SoCal California Spartan Race Spartan Beast Summer 2019
    Snow Summit Ski Resort, Big Bear Lake, CA, United States
    Save 50% with a Spartan Pass! Learn More
  • May 19, 2019
    SoCal California Spartan Race Spartan Sprint Summer 2019
    Snow Summit Ski Resort, Big Bear Lake, CA, United States
    Save 50% with a Spartan Pass! Learn More
  • May 25, 2019
    San Francisco NorCal California Rugged Maniac 2019
    Alameda County Fairgrounds, Pleasanton, CA, United States
    Save $5 on your Rugged Maniac with code 18MRG 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
    Camp Pendleton California Marine Corps Mud Run 2019
    Camp Pendleton (Lake O’Neill), Camp Pendleton, CA, United States
    Save $5 on your Marine Corps Mud Run with code MRGMCMR19 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
  • June 09, 2019
    Camp Pendleton California Marine Corps Mud Run 2019
    Camp Pendleton (Lake O’Neill), Camp Pendleton, CA, United States
    Save $5 on your Marine Corps Mud Run with code MRGMCMR19 Learn More
  • June 15, 2019
    Orange County California Irvine Lake Mudrun Summer of Mud 2019
    Irvine Lake, Silverado, CA, United States
      Learn More
  • July 13, 2019
    Inland Empire California Terrain Racing Mud Run 2019
    EVOC Training Center, San Bernardino, CA, United States
    Save $5 on your Terrain Racing with code MUDRUN5 Learn More
  • August 03, 2019
    Los Angeles California Spartan Race Spartan Stadium Sprint 2019
    Dodger Stadium, Los Angeles, CA, United States
    Save 50% with a Spartan Pass! 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
      Learn More
  • October 06, 2019
    NorCal California Tough Mudder Classic & 5K 2019
    Sonoma Raceway, Sonoma, CA, United States
      Learn More
  • October 12, 2019
    Los Angeles California Ultra Active 365 Urban Obstacle Course 2019
    TBA 2 hour drive from Los Angeles, CA, Los Angeles, CA, United States
      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 18MRG Learn More
  • November 02, 2019
    SoCal California Tough Mudder Classic & 5K 2019
    Lake Elsinore Diamond, Lake Elsinore, CA, United States
      Learn More
  • November 03, 2019
    SoCal California Tough Mudder Classic & 5K 2019
    Lake Elsinore Diamond, Lake Elsinore, CA, United States
      Learn More
  • November 16, 2019
    Irvine California Terrain Racing Mud Run 2019
    Oak Canyon Park, Silverado, CA, United States
    Save $5 on your Terrain Racing with code MUDRUN5 Learn More
  • November 16, 2019
    SoCal Temecula California Rugged Maniac 2019
    Temecula Galway Downs, Temecula, CA, United States
    Save $5 on your Rugged Maniac with code 18MRG 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

Browse our list of previous mud runs, mud races & obstalce races for California (CA)

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