Denver, Colorado Obstacle Races & Mud Runs

A complete list, guide & calendar of obstacle races, ocrs, and mud runs in Denver, Colorado


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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 Colorado!

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
  • February 03, 2018
    Fairplay Colorado Abominable Winter Adventure Run 2018
    Camp Como, Como, CO, United States
      Learn More
  • May 05, 2018
    Fort Carson Colorado Spartan Race Spartan Super Military 2018
    Fort Carson Army Base, Fort Carson, CO, United States
    Save 15% on your Spartan Race with code MUDRUNGUIDE15 Learn More
  • May 06, 2018
    Fort Carson Colorado Spartan Race Spartan Sprint Military 2018
    Fort Carson Army Base, Fort Carson, CO, United States
    Save 15% on your Spartan Race with code MUDRUNGUIDE15 Learn More
  • August 04, 2018
    Colorado Springs Colorado Terrain Racing Mud Run 2018
    Ram Off-Road Park, Colorado Springs, CO, United States
    Save $5 on your Terrain Racing with code MUDRUN5 Learn More
  • August 11, 2018
    Denver Colorado Rugged Maniac 2018
    Thunder Valley Motocross, Lakewood, CO, United States
    Save $5 on your Rugged Maniac with code 5MRG Learn More
  • August 18, 2018
    Colorado Rockies Spartan Race Spartan Beast 2018
    TBA Colorado Springs, Colorado Springs, CO, United States
    Save 15% on your Spartan Race with code MUDRUNGUIDE15 Learn More
  • August 19, 2018
    Colorado Rockies Spartan Race Spartan Sprint 2018
    TBA Colorado Springs, Colorado Springs, CO, United States
    Save 15% on your Spartan Race with code MUDRUNGUIDE15 Learn More
  • August 25, 2018
    Colorado Tough Mudder 2018
    Snowmass, Snowmass Village, CO, United States
      Learn More
  • August 25, 2018
    Colorado Tough Mudder Half 2018
    Snowmass, Snowmass Village, CO, United States
      Learn More
  • August 26, 2018
    Colorado Tough Mudder 2018
    Snowmass, Snowmass Village, CO, United States
      Learn More
  • August 26, 2018
    Colorado Tough Mudder Half 2018
    Snowmass, Snowmass Village, CO, United States
      Learn More
  • September 08, 2018
    Denver Colorado Terrain Racing Mud Run 2018
    The Recess Factory, Erie, CO, United States
    Save $5 on your Terrain Racing with code MUDRUN5 Learn More
  • September 15, 2018
    Denver Colorado MuckFest MS 2018
    TBA 2 hour drive from Denver, Co, Denver, CO, United States
    Save $5 on your MuckFest MS with code MUDRUNGUIDE Learn More
  • September 15, 2018
    Colorado Warrior Dash 2018
    Colorado Renaissance Festival, Larkspur, CO, United States
    Save $5 on your Warrior Dash with code 5MRGWD12 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!