Boston, Massachusetts Obstacle Races & Mud Runs

A complete list, guide & calendar of obstacle races, ocrs, and mud runs in Boston, Massachusetts


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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 Massachusetts!

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 21, 2018
    Long Island New York Rugged Maniac 2018
    Long Island Sports Park, Calverton, NY, United States
    Save $5 on your Rugged Maniac with code 18MRG Learn More
  • July 22, 2018
    Boston Massachusetts Muddy Princess 2018
    Kalon Farm, Lancaster, MA, United States
      Learn More
  • July 28, 2018
    Stowe Vermont Kids Adventure Games 2018
    Trapp Family Lodge, Stowe, VT, United States
    Save $10 on your Kids Adventure Games with code MRG10A Learn More
  • July 28, 2018
    Worcester Massachusetts Woo Challenge 2018
    Worcester Common, Worcester, MA, United States
      Learn More
  • August 04, 2018
    Winsted Connecticut Stronger Women Stronger World 2018
    Northwestern Regional 7 High School, Winchester, CT, United States
      Learn More
  • August 10, 2018
    Stratton Vermont North American OCR Championships Short Course 2018
    Stratton Mountain Resort, Stratton Mountain, VT, United States
      Learn More
  • August 11, 2018
    Boston Massachusetts Spartan Race Spartan Super 2018
    Carter and Stevens Farm, Barre, MA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • August 11, 2018
    Stratton Vermont North American OCR Championships Standard Distance 2018
    Stratton Mountain Resort, Stratton Mountain, VT, United States
      Learn More
  • August 12, 2018
    Stratton Vermont North American OCR Championships Team Competition 2018
    Stratton Mountain Resort, Stratton Mountain, VT, United States
      Learn More
  • August 12, 2018
    Boston Massachusetts Spartan Race Spartan Sprint Fall 2018
    Carter and Stevens Farm, Barre, MA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • August 18, 2018
    New England Warrior Dash 2018
    Thompson International Speedway, Thompson, CT, United States
    Save $5 on your Warrior Dash with code MRGWD7618 Learn More
  • August 18, 2018
    Franklin Connecticut Franklin Lions Tuff Run 2018
    Giddings Park, North Franklin, CT, United States
      Learn More
  • August 25, 2018
    Lowell Massachusetts RunZilla 2018
    Tsongas Center, Lowell, MA, United States
    Save 10% on your RunZilla with code MRG10 Learn More
  • September 08, 2018
    Boston Massachusetts BoneFrog Challenge Fall 2018
    Carter and Stevens Farm, Barre, MA, United States
    Save $5 on your BoneFrog Challenge with code MRG5 Learn More
  • September 08, 2018
    Stratford Connecticut Sterling House Down and Dirty 2018
    Short Beach, Stratford, CT, United States
      Learn More
  • September 09, 2018
    Holyoke Massachusetts Your First Mud Run 2018
    Holyoke Community College, Holyoke, MA, United States
    Save $5 on your Your First Mud Run with code 5MRG Learn More
  • September 15, 2018
    Vermont Spartan Race Spartan Ultra 2018
    Killington Resort, Killington, VT, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • September 15, 2018
    Vermont Spartan Race Spartan Beast 2018
    Killington Resort, Killington, VT, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • September 15, 2018
    Long Island New York Terrain Racing Mud Run 2018
    Dorothy P Flint 4-H Camp, Riverhead, NY, United States
    Save $5 on your Terrain Racing with code MUDRUN5 Learn More
  • September 15, 2018
    Epping New Hampshire Thunder Run 2018
    New England Dragway, Epping, NH, United States
      Learn More
  • September 16, 2018
    Vermont Spartan Race Spartan Beast 2018
    Killington Resort, Killington, VT, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • September 16, 2018
    Vermont Spartan Race Spartan Sprint 2018
    Killington Resort, Killington, VT, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • September 22, 2018
    Boston Massachusetts The 5K Foam Fest 2018
    Kimball Farm, Haverhill, MA, United States
    Save $5 on your The 5K Foam Fest with code MRG5 Learn More
  • September 22, 2018
    Northeast New Hampshire Tough Mudder 2018
    Gunstock Mountain Resort, Gilford, NH, United States
    Save 25% on your Tough Mudder with code MRGTM25 Learn More
  • September 22, 2018
    Northeast New Hampshire Tough Mudder Half 2018
    Gunstock Mountain Resort, Gilford, NH, United States
    Save 25% on your Tough Mudder with code MRGTM25 Learn More
  • September 22, 2018
    Narraganset Rhode Island BoldrDash on the Beach 2018
    Scarborough State Beach, Narragansett, RI, United States
    Save $5 on your Bold r Dash with code MRG5 Learn More
  • September 22, 2018
    Intervale New Hampshire 100 Acre Challenge 2018
    100 Acre Wood NH, Intervale, NH, United States
      Learn More
  • September 23, 2018
    Northeast New Hampshire Tough Mudder 2018
    Gunstock Mountain Resort, Gilford, NH, United States
    Save 25% on your Tough Mudder with code MRGTM25 Learn More
  • September 23, 2018
    Northeast New Hampshire Tough Mudder Half 2018
    Gunstock Mountain Resort, Gilford, NH, United States
    Save 25% on your Tough Mudder with code MRGTM25 Learn More
  • September 23, 2018
    Camden Maine Ragged Mountain Scuttle 2018
    Camden Snow Bowl, Camden, ME, United States
      Learn More
  • September 29, 2018
    New England Rugged Maniac 2018
    Moto-X 338, Southwick, MA, United States
    Save $5 on your Rugged Maniac with code 18MRG Learn More
  • September 30, 2018
    New England Rugged Maniac 2018
    Moto-X 338, Southwick, MA, United States
    Save $5 on your Rugged Maniac with code 18MRG Learn More
  • October 06, 2018
    Boston Massachusetts City Challenge Race 2018
    Tsongas Center, Lowell, MA, United States
    Save 15% on your City Challenge Obstacle Race with code MRG15 Learn More
  • October 14, 2018
    Hingham Massachusetts Renegade Run 2018
    Wompatuck State Park Campgrounds, Hingham, MA, United States
      Learn More
  • October 21, 2018
    New Haven Connecticut Run the Gauntlet 2018
    Lighthouse Point Park, New Haven, CT, United States
    Save $2 on your Run the Gauntlet with code GAUNTLET Learn More
  • October 27, 2018
    Tri-State New Jersey Warrior Dash 2018
    Long Island Sports Park, Calverton, NY, United States
    Save $5 on your Warrior Dash with code MRGWD7618 Learn More
  • November 03, 2018
    Boston Massachusetts Panic in the Dark 2018
    Shedd Park/Fort Hill, Lowell, MA, United States
      Learn More
  • November 10, 2018
    Save 10% on your Spartan Race with code MRG10 Learn More
  • November 11, 2018
    Save 10% on your Spartan Race with code MRG10 Learn More
  • November 17, 2018
    Cumberland Rhode Island Fall F.I.T. Challenge XI 2018
    Diamond Hill Park, Cumberland, RI, United States
    Save 10% on your FIT Challenge with code mudrunfit Learn More
  • January 26, 2019
    Lowell Massachusetts Blizzard Blast 2019
    Shedd Park/Fort Hill, Lowell, MA, United States
    Save 10% on your Blizzard Blast with code MRG10 Learn More
  • May 11, 2019
    Boston Massachusetts Spartan Race Spartan Sprint 2019
    TBA 90 minute drive from Boston, MA, Boston, MA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • May 12, 2019
    Boston Massachusetts Spartan Race Spartan Sprint 2019
    TBA 90 minute drive from Boston, MA, Boston, MA, United States
    Save 10% on your Spartan Race with code MRG10 Learn More
  • May 18, 2019
    New England BoneFrog Challenge 2019
    Berkshire East Ski Resort, Charlemont, MA, United States
    Save $5 on your BoneFrog Challenge with code MRG5 Learn More
  • July 13, 2019
    Boston Massachusetts Savage Race 2019
    Carter and Stevens Farm, Barre, MA, United States
    Save $5 on your Savage Race with code MRG5 Learn More
  • July 14, 2019
    Boston Massachusetts Savage Race Savage Blitz 2019
    Carter and Stevens Farm, Barre, MA, United States
    Save $5 on your Savage Race with code MRG5 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!