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
  • February 22, 2020
    Santa Clarita California Grit OCR Spring 2020
    East Walker Ranch Open Space, Santa Clarita, CA, United States
    Save 20% on your Grit OCR with code MRG20 Learn More
  • February 23, 2020
    Santa Clarita California Grit OCR Spring 2020
    East Walker Ranch Open Space, Santa Clarita, CA, United States
    Save 20% on your Grit OCR with code MRG20 Learn More
  • March 14, 2020
    San Luis Obispo California Spartan Race Spartan Ultra Beast 2020
    Santa Margarita Ranch, Santa Margarita, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • March 14, 2020
    San Luis Obispo California Spartan Race Spartan Beast 2020
    Santa Margarita Ranch, Santa Margarita, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • March 14, 2020
    Orange County California Irvine Lake Mudrun 2020
    Irvine Lake, Silverado, CA, United States
      Learn More
  • March 15, 2020
    San Luis Obispo California Spartan Race Spartan Super 2020
    Santa Margarita Ranch, Santa Margarita, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • March 28, 2020
    Fresno California EPIC Series Obstacle Challenge 2020
    Fresno Parking Lot, Fresno, CA, United States
    Save 10% on your EPIC Series with code MRG10 Learn More
  • March 29, 2020
    Fresno California EPIC Series Obstacle Challenge 2020
    Fresno Parking Lot, Fresno, CA, United States
    Save 10% on your EPIC Series with code MRG10 Learn More
  • April 04, 2020
    Los Angeles California Tough Mudder Classic & 5K 2020
    Glen Helen Raceway, San Bernardino, CA, United States
      Learn More
  • April 04, 2020
    Rice Texas The 3 Elements: L.M.S. & Team Relay 2020
    RUT Camp, Signal Hill, CA, United States
      Learn More
  • April 05, 2020
    Los Angeles California Tough Mudder Classic & 5K 2020
    Glen Helen Raceway, San Bernardino, CA, United States
      Learn More
  • April 11, 2020
    San Diego California Spartan Race Spartan Sprint City 2020
    Harbor Island Park, San Diego, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • April 25, 2020
    San Francisco California Rugged Maniac 2020
    Alameda County Fairgrounds, Pleasanton, CA, United States
    Save $5 on your Rugged Maniac with code MRG20 Learn More
  • April 25, 2020
    Victorville California EPIC Series Obstacle Challenge 2020
    Adelanto Stadium, Adelanto, CA, United States
    Save 10% on your EPIC Series with code MRG10 Learn More
  • May 02, 2020
    San Diego California BootCamp Challenge 2020
    Marine Corps Recruit Depot San Diego, San Diego, CA, United States
      Learn More
  • May 02, 2020
    Los Angeles California Stadium Blitz 2020
    Rose Bowl, Pasadena, CA, United States
    Save $10 on your Stadium Blitz with code MRG10 Learn More
  • May 09, 2020
    Tracy California ‘Lil Mud Runner Mud Run 2020
    Eagal Lakes Resort, Tracy, CA, United States
      Learn More
  • May 16, 2020
    Los Angeles California Rugged Maniac 2020
    Castaic Lake State Recreation Area, Castaic, CA, United States
    Save $5 on your Rugged Maniac with code MRG20 Learn More
  • May 16, 2020
    Big Bear California Spartan Race Spartan Ultra Beast 2020
    Snow Summit Ski Resort, Big Bear Lake, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • May 16, 2020
    Big Bear California Spartan Race Spartan Beast 2020
    Snow Summit Ski Resort, Big Bear Lake, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • May 17, 2020
    Big Bear California Spartan Race Spartan Beast 2020
    Snow Summit Ski Resort, Big Bear Lake, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • May 17, 2020
    Big Bear California Spartan Race Spartan Super 2020
    Snow Summit Ski Resort, Big Bear Lake, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • May 30, 2020
    Sacramento California Kids Obstacle Challenge 2020
    Gibson Ranch County Park, Sacramento, CA, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE20 Learn More
  • May 30, 2020
    Perris California Up Down N Dirty 4 a Cure Mud Run 2020
    Perris Auto Speedway, Perris, CA, United States
      Learn More
  • May 31, 2020
    San Jose California Muddy Princess 2020
    Joseph D. Grant Regional Park, San Jose, CA, United States
      Learn More
  • June 06, 2020
    Monterey California Spartan Race Spartan Super 2020
    Toro Park, Salinas, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • June 06, 2020
    Camp Pendleton California Marine Corps Mud Run 2020
    Camp Pendleton (Lake O’Neill), Camp Pendleton, CA, United States
    Save $10 on your Marine Corps Mud Run with code MRGMCMR20X Learn More
  • June 06, 2020
    San Jose California Terrain Race Mud Run 2020
    Santa Clara County Fairgrounds, San Jose, CA, United States
    Save $5 on your Terrain Racing with code MUDRUN5 Learn More
  • June 07, 2020
    Monterey California Spartan Race Spartan Sprint 2020
    Toro Park, Salinas, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • July 18, 2020
    Save 10% on your Spartan Race with code MRG10 Learn More
  • August 08, 2020
    San Diego California Subaru Kids Obstacle Challenge 2020
    Kit Carson Park, Escondido, CA, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE20 Learn More
  • August 09, 2020
    San Diego California Subaru Kids Obstacle Challenge 2020
    Kit Carson Park, Escondido, CA, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE20 Learn More
  • August 15, 2020
    Los Angeles California Kids Obstacle Challenge 2020
    Prado Regional Park, Chino, CA, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE20 Learn More
  • August 16, 2020
    Los Angeles California Kids Obstacle Challenge 2020
    Prado Regional Park, Chino, CA, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE20 Learn More
  • September 05, 2020
    San Diego California Terrain Race Mud Run 2020
    Bates Nut Farm, Valley ‍‍‍Center, CA, United States
    Save $5 on your Terrain Racing with code MUDRUN5 Learn More
  • September 12, 2020
    Bay Area California Kids Obstacle Challenge 2020
    Coyote Point Recreation Area, San Mateo, CA, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE20 Learn More
  • September 13, 2020
    Bay Area California Kids Obstacle Challenge 2020
    Coyote Point Recreation Area, San Mateo, CA, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE20 Learn More
  • September 26, 2020
    North Lake Tahoe California Spartan Race Spartan Ultra Beast 2020
    Squaw Valley, Olympic Valley, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • September 26, 2020
    North Lake Tahoe California Spartan Race Spartan Beast 2020
    Squaw Valley, Olympic Valley, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • September 26, 2020
    Lake Elsinore California Terrain Race Mud Run 2020
    Lake Elsinore Diamond, Lake Elsinore, CA, United States
    Save $5 on your Terrain Racing with code MUDRUN5 Learn More
  • September 27, 2020
    North Lake Tahoe California Spartan Race Spartan Beast 2020
    Squaw Valley, Olympic Valley, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • October 03, 2020
    NorCal California Tough Mudder Classic & 5K 2020
    Sonoma Raceway, Sonoma, CA, United States
      Learn More
  • October 04, 2020
    NorCal California Tough Mudder Classic & 5K 2020
    Sonoma Raceway, Sonoma, CA, United States
      Learn More
  • October 17, 2020
    Sacramento California Rugged Maniac 2020
    Murieta Equestrian Center, Rancho Murieta, CA, United States
    Save $5 on your Rugged Maniac with code MRG20 Learn More
  • October 24, 2020
    Save 10% on your Spartan Race with code MRG10 Learn More
  • October 24, 2020
    SoCal California Spartan Race Spartan Beast Fall 2020
    Tejon Ranch, Lebec, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • October 25, 2020
    SoCal California Spartan Race Spartan Beast Fall 2020
    Tejon Ranch, Lebec, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • October 25, 2020
    SoCal California Spartan Race Spartan Sprint Fall 2020
    Tejon Ranch, Lebec, CA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • November 14, 2020
    Irvine California Terrain Race Mud Run 2020
    Oak Canyon Park, Silverado, CA, United States
    Save $5 on your Terrain Racing with code MUDRUN5 Learn More
  • November 21, 2020
    SoCal California Rugged Maniac Fall 2020
    Temecula Galway Downs, Temecula, CA, United States
    Save $5 on your Rugged Maniac with code MRG20 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!