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      The 5K Foam Fest
      Average rating: 4.76 / 5 from 1898 reviews.
      Mud Hero
      Average rating: 4.83 / 5 from 327 reviews.
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      Average rating: 2.8 / 5 from 203 reviews.
      
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      Frontline OCR
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      Big Dog Brag
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Races on Tuesday, Aug 20
Race discount More info

Derbyshire United Kingdom Overload Run 2019
Crystal Springs Farm, Brailsford, Derbyshire, United Kingdom
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Chicago / Milwaukee Wisconsin Rugged Maniac 2019
Wilmot Mountain, Wilmot, WI, United States
Save $5 on your Rugged Maniac with code MRG19 Learn More

Wichita Kansas Conquer the Gauntlet 2019
Camp Hyde, Viola, KS, United States
Save 10% on your Conquer the Gauntlet with code CTGMRG Learn More

Chicago Illinois Tough Mudder Classic & 5K 2019
Chicago Rockford International Airport, Rockford, IL, United States
Save 25% on your Tough Mudder with code MRG2019 Learn More

St Catharines Canada The 5K Foam Fest 2019
Brock University, St. Catharines, Ontario, Canada
Save $5 on your The 5K Foam Fest with code MRG5 Learn More

Quebec Canada Prison Break Race 2019
La Terre Des Bisons, Rawdon, Quebec, Canada
Save 10% on your Prison Break Race with code MRG10 Learn More

Lincoln Nebraska Mud Run 2019
Lancaster Event Center, Lincoln, NE, United States
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Wisconsin Beloit Dirty Dash 2019
Big Hill Park, Beloit, WI, United States
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Charlotte North Carolina Mud Factor 2019
Hodges Farm & Pumpkin Patch, Charlotte, NC, United States
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Colden New York Muddy Buffalo 2019
Buffalo Ski Club, Colden, NY, United States
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Stockholm Sweden Tough Viking 2019
TBA Stockholm, Stockholm, Sweden
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Quebec Canada Totale Bouette 2019
TBA Quebec City, Quebec City, Quebec, Canada
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West Point New York Spartan Race Spartan Sprint Fall 2019
West Point Military Academy, West Point, NY, United States
Save 10% on your Spartan Race with code MRG10 Learn More

West Virginia Spartan Race Spartan Beast Trifecta Weekend 2019
The Summit Bechtel Reserve, Glen Jean, WV, United States
Save 10% on your Spartan Race with code MRG10 Learn More

Grand Rapids Michigan Grand Rapids Mud Run 2019
Kentwood Community Church, Kentwood, MI, United States
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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

Alberta Canada X Warrior Challenge Titan & Sprint Fall 2019
Boneyard OCR Compound, Barrhead, Alberta, Canada
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York Pennsylvania Blizzard Run 2019
Sunset Lane Park, York, PA, United States
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Cumbria United Kingdom Race the Tide 2019
Muncaster Castle, Ravenglass, United Kingdom
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Republic Missouri Got Mud? Republic Mud Run 2019
Brookline Park, Republic, MO, United States
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Dover Florida Tactical Titan Fall 2019
Hillsbourgh County Fair, Dover, FL, United States
Save 25% on your Tactical Titan with code MRG25 Learn More

Perth United Kingdom Ultm8 Warrior 2019
South Inch Park, Perth, United Kingdom
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New Jersey Terrain Race Mud Run 2019
New Jersey Motorsports Park, Millville, NJ, United States
Save $5 on your Terrain Racing with code MUDRUN5 Learn More

Conroe Texas Muddy Dash Houston 2019
Bel Ray Action Sports Park, Conroe, TX, United States
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Hershey Pennsylvania O2 Challenge 2019
Founder's Park, Hershey, PA, United States
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Lancaster United Kingdom Badass Mucker 2019
TBA Badass Mucker Lancaster, Nether Kellet, Lancaster, United Kingdom
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Montreal Canada Warrior Endurance Alpha-001 2019
Mont Saint-Bruno, Montreal, Quebec, Canada
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Blaine Minnesota The Pursuit Games 2K Sport Obstacle Race 2019
Blaine National Sports Center, Blaine, MN, United States
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Chicago Illinois Tough Mudder Classic & 5K 2019
Chicago Rockford International Airport, Rockford, IL, United States
Save 25% on your Tough Mudder with code MRG2019 Learn More

West Point New York Spartan Race Spartan Sprint Fall 2019
West Point Military Academy, West Point, NY, United States
Save 10% on your Spartan Race with code MRG10 Learn More

West Virginia Spartan Race Spartan Super Trifecta Weekend 2019
The Summit Bechtel Reserve, Glen Jean, WV, United States
Save 10% on your Spartan Race with code MRG10 Learn More

West Virginia Spartan Race Spartan Sprint Trifecta Weekend 2019
The Summit Bechtel Reserve, Glen Jean, WV, United States
Save 10% on your Spartan Race with code MRG10 Learn More

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

Canton Ohio Muddy Princess 2019
Lightning Raceway OH, Tippecanoe, OH, United States
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Columbus Ohio Dirt Runner D.R.X Games X 2019
Black Diamond Obstacle Course @ JCC, Bexley, OH, United States
Save $5 on your Dirt Runner with code MRG5 Learn More

Zelienople Pennsylvania The Ultimate Zelie Challenge 2019
Zelienople Community Park, Zelienople, PA, United States
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Cuba Illinois Gut Check Fitness The Ultimate SUCK 2019
TBA Cuba IL, Cuba, IL, United States
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Southern Indiana Rugged Maniac 2019
Paoli Peaks, Paoli, IN, United States
Save $5 on your Rugged Maniac with code MRG19 Learn More

Raleigh Durham North Carolina Big Muddy Challenge 2019
Hill Ridge Farms, Youngsville, NC, United States
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Dorking United Kingdom The Nuts Challenge Summer 2019
Swires Farm, Dorking, Surrey, United Kingdom
Save 10% on your The Nuts Challenge with code NUTS4MRG Learn More

Leipzig Germany Burpeemeile 2019
Schlossgarten Merseburg, Merseburg, Germany
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Dores United Kingdom Prime Four Beast Race 2019
Aldourie Castle Estate, Inverness, United Kingdom
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Gent Belgium Strong Viking Water Edition / Iron Viking 2019
Puyenbroeck, Gent, Belgium
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Oslo Norway Toughest Fun Run 2019
Holmenkollen Ski Museum, Oslo, Norway
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Missouri Jefferson City Prison Break Race 2019
Missouri State Penitentiary, Jefferson City, MO, United States
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Como Italy Original Gram 2019
TBA Como, Como, Italy
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Fairmount City Pennsylvania Firemans Mud Run 2019
Redbank Valley Park, Fairmount City, PA, United States
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Manitowish Waters Wisconsin Northwoods Bad Dash Mud Run 2019
Manitowish Waters Community Center, Manitowish Waters, WI, United States
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Forney Texas Muddy Dash Fort Worth 2019
Cousins Paintball, South Forney, TX, United States
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Seven Springs Pennsylvania Mutts on the Mountain 2019
Seven Springs Mountain Resort, Seven Springs, PA, United States
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Newport Oregon Buccaneer Rampage 2019
Newport Airport, South beach, OR, United States
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Alberta Canada Zulu K9 Challenge Run 2019
TBA Alberta, Alberta, Canada
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Gent Belgium Strong Viking Water Edition / Iron Viking 2019
Puyenbroeck, Gent, Belgium
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Oslo Norway Toughest Family 2019
Holmenkollen Ski Museum, Oslo, Norway
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Kraliky Slovakia Tvrdak Race 2019
SKI Rabbit, Králiky, Slovakia (Slovak Republic)
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Hellendoorn Netherlands Fisherman’s Friend StrongmanRun 2019
TBA Hellendoorn, Hellendoorn, Netherlands
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Colchester United Kingdom The Farm Mud Run Fall 2019
TBA Colchester, Colchester, United Kingdom
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Columbus Ohio The Pack Games at Black Diamond Obstacle Course 2019
Black Diamond Obstacle Course @ JCC, Bexley, OH, United States
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Colchester United Kingdom Foxes Farm Mud Run Fall 2019
Colchester, Aldham, Colchester, United Kingdom
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Brookville Indiana Morgans Mud Gauntlet 2019
Morgan's Canoe Center, Brookville, IN, United States
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Long Island New York Rugged Maniac 2019
Long Island Sports Park, Calverton, NY, United States
Save $5 on your Rugged Maniac with code MRG19 Learn More

Maryland Savage Race Fall 2019
Hopkins Game Farm, Kennedyville, MD, United States
Save $5 on your Savage Race with code MRG5 Learn More

Indiana Warrior Dash 2019
Ironman Raceway, Crawfordsville, IN, United States
Save $5 on your Warrior Dash with code MRGWD719 Learn More

Michigan Spartan Race Spartan Super 2019
Michigan International Speedway, Brooklyn, MI, United States
Save 10% on your Spartan Race with code MRG10 Learn More

Seattle Washington Spartan Race Spartan Beast 2019
Meadow Wood Ranch, Snohomish, WA, United States
Save 10% on your Spartan Race with code MRG10 Learn More

Pittsburgh Pennsylvania Tough Mudder Classic & 5K 2019
Cooper's Lake Campground, Slippery Rock, PA, United States
Save 25% on your Tough Mudder with code MRG2019 Learn More

Moncton Canada The 5K Foam Fest 2019
Centennial Park Moncton, Moncton, New Brunswick, Canada
Save $5 on your The 5K Foam Fest with code MRG5 Learn More

Erie Pennsylvania Barber Beast on the Bay 10 Mile 2019
Presque Isle State Park, Erie, PA, United States
Save $20 on your Barber Beast on the Bay with code MRGBEAST Learn More

Somerset United Kingdom Grail Quest Race 2019
Upton Bridge Farm, Long Sutton, Somerset, United Kingdom
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Cheltenham United Kingdom Devil Mud Run 2019
Stanley Pontlarge, Cheltenham, Gloucestershire, United Kingdom
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Snowdonia Wales Man Vs Mountain 2019
Caernarfon Castle, Caernarfon, Wales, United Kingdom
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Charlotte North Carolina Muddy Princess 2019
Porter Farms, Concord, NC, United States
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London North United Kingdom Rough Runner 2019
Finsbury Park, London, United Kingdom
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Nijmegen Netherlands Strong Viking Family Edition 2019
Berendonck Wijchen, Wijchen, Netherlands
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Brentwood United Kingdom Nuclear Race Nuclear Blast 2019
The Secret Nuclear Bunker, Brentwood, Essex, United Kingdom
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Brentwood United Kingdom Nuclear Race Nuclear Blackout 2019
The Secret Nuclear Bunker, Brentwood, Essex, United Kingdom
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Kuttawa Kentucky Lake Barkley Warrior Challenge 2019
Lake Barkley, Kuttawa, KY, United States
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Epping New Hampshire Thunder Run 2019
New England Dragway, Epping, NH, United States
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Ontario Canada Zombie Mud Run Canada 2019
Campark Resorts, Niagara Falls, Ontario, Canada
Save 25% on your Zombie Mud Run Canada with code mrg Learn More

Tracy California Eagal Lakes Resort Great American Hero 2019
Eagal Lakes Resort, Tracy, CA, United States
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Refshaleoen Denmark Nordic Race 2019
TBA Copenhagen, Copenhagen, Denmark
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Swain New York Swain Swamp Stomp 2019
Swain Resort, Swain, NY, United States
Save 20% on your Swain Swamp Stomp with code MRG2019 Learn More

Gilbertsville Pennsylvania Tough Cookie Adventure Race 2019
Camp Laughing Waters, Gilbertsville, PA, United States
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Warwickshire United Kingdom Wolf Run Autumn 2019
Welsh Road Farm, Warwickshire, United Kingdom
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Helsinki Finland Tough Viking 2019
TBA Helsinki, Helsinki, Finland
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Exeter Rhode Island BoldrDash Amazing Wish Race 2019
Camp Canonicus, Exeter, RI, United States
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Denver Colorado Terrain Race Mud Run 2019
The Recess Factory, Erie, CO, United States
Save $5 on your Terrain Racing with code MUDRUN5 Learn More

Colorado Springs Colorado Muddy Dash Colorado Springs 2019
Ram Off-Road Park, Colorado Springs, CO, United States
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Manitoba Canada Wheat City Fun Run 2019
Grand Valley Campground, Brandon, Manitoba, Canada
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Maryland Savage Race Savage Blitz Fall 2019
Hopkins Game Farm, Kennedyville, MD, United States
Save $5 on your Savage Race with code MRG5 Learn More

Michigan Spartan Race Spartan Sprint 2019
Michigan International Speedway, Brooklyn, MI, United States
Save 10% on your Spartan Race with code MRG10 Learn More

Seattle Washington Spartan Race Spartan Sprint Fall 2019
Meadow Wood Ranch, Snohomish, WA, United States
Save 10% on your Spartan Race with code MRG10 Learn More

Pittsburgh Pennsylvania Tough Mudder Classic & 5K 2019
Cooper's Lake Campground, Slippery Rock, PA, United States
Save 25% on your Tough Mudder with code MRG2019 Learn More

Holyoke Massachusetts Your First Mud Run 2019
Holyoke Community College, Holyoke, MA, United States
Save $5 on your Your First Mud Run with code MRG19 Learn More

London North United Kingdom Rough Runner 2019
Finsbury Park, London, United Kingdom
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Nijmegen Netherlands Strong Viking Family Edition 2019
Berendonck Wijchen, Wijchen, Netherlands
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Bonner Springs Kansas Xtreme KC Timber Challenge 2019
Adventure ZIP KC, Bonner Springs, KS, United States
Save $5 on your KC Timber Challenge with code MRG18 Learn More

Wolverhampton United Kingdom Tough Guy Nettle Warrior 2019
Tough Guy HQ, Wolverhampton, West Midlands, United Kingdom
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Warren Rhode Island BoldRDash Thrive Outside in the Mud 2019
Frerichs Farm, Warren, RI, United States
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Basildon United Kingdom The Farm Mud Run Fall 2019
Watch House Farm, Basildon, United Kingdom
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Mud Run Guide

Welcome to Mud Run Guide - the worldwide leader in mud runs, obstacle course races, and outdoor running adventures. Established in 2012, our focus is to provide you with the best events, discounts, news, reviews, gear, and training for the sport of OCR.