Seattle, Washington Obstacle Races & Mud Runs

A complete list, guide & calendar of obstacle races, ocrs, and mud runs in Seattle, Washington


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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 Washington!

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
  • July 27, 2019
    McCleary Washington The Dirty Dash South Sound 2019
    Grays Harbor ORV, McCleary, WA, United States
    Save $10 on your The Dirty Dash with code MRG2019 Learn More
  • August 04, 2019
    Seattle Washington Terrain Race Mud Run 2019
    Evergreen Speedway, Monroe, WA, United States
    Save $5 on your Terrain Racing with code MUDRUN5 Learn More
  • August 10, 2019
    Portland Oregon Spartan Race Spartan Sprint 2019
    Washougal MX Park, Washougal, WA, United States
    Save 50% with a Spartan Pass! Learn More
  • August 10, 2019
    Portland Oregon Terrain Race Mud Run 2019
    Sherwood Forest, Sherwood, OR, United States
    Save $5 on your Terrain Racing with code MUDRUN5 Learn More
  • August 10, 2019
    Snohomish Washington Mud and Muck Aid for Africa 2019
    Snohomish Valley Golf Center, Snohomish, WA, United States
      Learn More
  • August 17, 2019
    Seattle Washington Kids Obstacle Challenge 2019
    Lake Sammamish State Park, Issaquah Plateau, WA, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE19 Learn More
  • August 18, 2019
    Seattle Washington Kids Obstacle Challenge 2019
    Lake Sammamish State Park, Issaquah Plateau, WA, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE19 Learn More
  • August 24, 2019
    Portland Oregon Kids Obstacle Challenge 2019
    Sherwood Forest Equestrian Center, Sherwood, OR, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE19 Learn More
  • August 25, 2019
    Portland Oregon Kids Obstacle Challenge 2019
    Sherwood Forest Equestrian Center, Sherwood, OR, United States
    Save 10% on your Kids Obstacle Challenge with code MUDRUNGUIDE19 Learn More
  • September 07, 2019
    Seattle Washington Spartan Race Spartan Beast 2019
    Meadow Wood Ranch, Snohomish, WA, United States
    Save 50% with a Spartan Pass! Learn More
  • September 08, 2019
    Seattle Washington Spartan Race Spartan Sprint Fall 2019
    Meadow Wood Ranch, Snohomish, WA, United States
    Save 50% with a Spartan Pass! Learn More
  • September 21, 2019
    Seattle Washington Warrior Dash 2019
    Carnation Farms, Carnation, WA, United States
    Save $5 on your Warrior Dash with code MRGWD719 Learn More
  • September 21, 2019
    Seattle Washington Tough Mudder Classic & 5K 2019
    Palmer Coking Coal Company, Black Diamond, WA, United States
    Save 25% on your Tough Mudder with code MRG2019 Learn More
  • September 21, 2019
    British Columbia Canada Freak N Farmer 2019
    Covert Farms Family Estate, Oliver, British Columbia, Canada
      Learn More
  • September 22, 2019
    Seattle Washington Tough Mudder Classic & 5K 2019
    Palmer Coking Coal Company, Black Diamond, WA, United States
    Save 25% on your Tough Mudder with code MRG2019 Learn More
  • November 09, 2019
    Renton Washington BeastBreaker 2019
    TBA Renton, Renton, WA, United States
      Learn More
  • November 10, 2019
    Redmond Washington Winter Pineapple Classic 2019
    Marymoor Park, Redmond, WA, United States
      Learn More
  • May 16, 2020
    Portland Oregon Warrior Dash 2020
    Pat’s Acres Racing Complex, Canby, OR, United States
    Save $5 on your Warrior Dash with code MRGWD719 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!