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
  • 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 16, 2019
    Los Angeles California Epic Series Obstacle Challenge Spring 2019
    LAPD Ahmanson Recruit Training Center, Los Angeles, CA, United States
    Save 10% on your EPIC Series with code MRG10 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 23, 2019
    Los Angeles California The Inflatable Run 2019
    Whittier Narrows Recreation Area, South El Monte, CA, United States
    Save $5 on your The Inflatable Run with code MUDRUNGUIDE 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 MRGWD219 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
    Los Angeles California Tough Mudder Classic & 5K 2019
    Glen Helen Raceway, San Bernardino, CA, United States
    Save 25% on your Tough Mudder with code MRG2019 Learn More
  • April 06, 2019
    Sacramento California Mud Factor 2019
    Granite Park, Sacramento, CA, United States
      Learn More
  • April 06, 2019
    Orange County California The Inflatable Run 2019
    OC Fair & Event Center, Costa Mesa, CA, United States
    Save $5 on your The Inflatable Run with code MUDRUNGUIDE Learn More
  • April 07, 2019
    Los Angeles California Tough Mudder Classic & 5K 2019
    Glen Helen Raceway, San Bernardino, CA, United States
    Save 25% on your Tough Mudder with code MRG2019 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
  • April 20, 2019
    San Diego California Kids Obstacle Challenge 2019
    Kit Carson Park, Escondido, CA, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE19 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 MRG19 Learn More
  • April 27, 2019
    Los Angeles California Kids Obstacle Challenge 2019
    Prado Regional Park, Chino, CA, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE19 Learn More
  • May 03, 2019
    Monrovia California SISU Iron 2019
    Camp Trask, Monrovia, CA, United States
      Learn More
  • May 04, 2019
    San Diego California The Inflatable Run 2019
    SDCCU Stadium, San Diego, CA, United States
    Save $5 on your The Inflatable Run with code MUDRUNGUIDE Learn More
  • May 04, 2019
    Pinon Hills California Ruff Run 2019
    Troeger Ranch, Pinon Hills, CA, United States
      Learn More
  • May 04, 2019
    San Jose California Kids Obstacle Challenge 2019
    Joseph D. Grant Regional Park, San Jose, CA, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE19 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
  • 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 08, 2019
    Sacramento California Tough Mudder Classic & 5K 2019
    Gibson Ranch County Park, Sacramento, CA, United States
    Save 25% on your Tough Mudder with code MRG2019 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 09, 2019
    Sacramento California Tough Mudder Classic & 5K 2019
    Gibson Ranch County Park, Sacramento, CA, United States
    Save 25% on your Tough Mudder with code MRG2019 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 Stadion 2019
    Dodger Stadium, Los Angeles, CA, United States
    Save 50% with a Spartan Pass! Learn More
  • August 10, 2019
    Huntington Beach California Epic Series Obstacle Challenge 2019
    Huntington Beach Sports Complex, Huntington Beach, CA, United States
    Save 10% on your EPIC Series with code MRG10 Learn More
  • August 10, 2019
    San Mateo Bay Area California Kids Obstacle Challenge 2019
    Coyote Point Recreation Area, San Mateo, CA, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE19 Learn More
  • August 11, 2019
    San Mateo Bay Area California Kids Obstacle Challenge 2019
    Coyote Point Recreation Area, San Mateo, CA, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE19 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 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 MRG19 Learn More
  • October 26, 2019
    SoCal California Spartan Race Spartan Beast Fall 2019
    TBA SoCal, Temecula, CA, United States
    Save 50% with a Spartan Pass! Learn More
  • October 27, 2019
    SoCal California Spartan Race Spartan Beast Fall 2019
    TBA SoCal, Temecula, CA, United States
    Save 50% with a Spartan Pass! Learn More
  • October 27, 2019
    SoCal California Spartan Race Spartan Sprint Fall 2019
    TBA SoCal, Temecula, CA, United States
    Save 50% with a Spartan Pass! Learn More
  • November 02, 2019
    SoCal California Tough Mudder Classic & 5K 2019
    Lake Elsinore Diamond, Lake Elsinore, CA, United States
    Save 25% on your Tough Mudder with code MRG2019 Learn More
  • November 03, 2019
    SoCal California Tough Mudder Classic & 5K 2019
    Lake Elsinore Diamond, Lake Elsinore, CA, United States
    Save 25% on your Tough Mudder with code MRG2019 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 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
  • December 07, 2019
    Los Angeles California Spartan Race Spartan Sprint Fall 2019
    Castaic Lake State Recreation Area, Castaic, CA, United States
    Save 50% with a Spartan Pass! Learn More
  • December 08, 2019
    Los Angeles California Spartan Race Spartan Sprint Fall 2019
    Castaic Lake State Recreation Area, Castaic, 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)

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!