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
  • August 25, 2018
    Colorado Tough Mudder 2018
    Snowmass, Snowmass Village, CO, United States
    Save 25% on your Tough Mudder with code MRGTM25 Learn More
  • August 25, 2018
    Colorado Tough Mudder Half 2018
    Snowmass, Snowmass Village, CO, United States
    Save 25% on your Tough Mudder with code MRGTM25 Learn More
  • August 26, 2018
    Colorado Tough Mudder 2018
    Snowmass, Snowmass Village, CO, United States
    Save 25% on your Tough Mudder with code MRGTM25 Learn More
  • August 26, 2018
    Colorado Tough Mudder Half 2018
    Snowmass, Snowmass Village, CO, United States
    Save 25% on your Tough Mudder with code MRGTM25 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
    Salisbury North, Parker, 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 MRGWD8718 Learn More
  • September 22, 2018
    Peyton Colorado Ruffin Mudder 2018
    TBA – Peyton, CO, Peyton, CO, United States
      Learn More
  • October 07, 2018
    Loveland Colorado CerusLuv OCR 2018
    North Lake Park Loveland, Loveland, CO, United States
    Save $5 on your Cerus with code MRG5 Learn More
  • October 27, 2018
    Colorado Springs Colorado Ruffin Zombies 2018
    Palmer Park Colorado Springs, Colorado Springs, CO, United States
      Learn More
  • October 27, 2018
    Littleton Colorado The Great Pumpkin Haul 2018
    The Botanic Gardens at Chatfield, Littleton, CO, United States
      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!