United States
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Alabama3
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Alaska1
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Arizona5
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Arkansas1
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California20
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Colorado8
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Connecticut2
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Delaware
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District of Columbia
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Florida19
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Georgia6
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Hawaii3
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Idaho2
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Illinois11
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Indiana9
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Iowa2
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Kansas2
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Kentucky5
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Louisiana1
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Maine5
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Maryland4
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Massachusetts6
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Michigan6
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Minnesota2
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Mississippi
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Missouri6
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Montana2
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Nebraska1
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Nevada2
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New Hampshire1
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New Jersey6
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New Mexico
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New York14
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North Carolina19
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North Dakota1
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Ohio14
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Oklahoma6
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Oregon6
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Pennsylvania8
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Puerto Rico
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Rhode Island2
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South Carolina4
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South Dakota
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Tennessee7
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Texas24
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Utah6
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Vermont5
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Virginia10
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Washington7
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West Virginia2
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Wisconsin3
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Wyoming1
Obstacle Race Calendar United States 2026-2027
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Explore the best obstacle runs in the United States for 2026-2027! Our updated list features 280 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
June 2026
Test your endurance at the Smith Mountain Cooperative Wildlife Management Area with a 10 mile out and back course. Choose between Light, Standard, or Heavy load categories to match your physical goals.
Experience an obstacle course weekend at a lush Massachusetts farm featuring rolling hills and mud. Choose from 5k and 10k races or the kids division with onsite farm treats and a local brewery.
Mud Factor in Eugene is a 5K mud obstacle run at Eugene MX Park in Junction City on June 27, 2026. The event includes Kidz family and adult waves, requires a signed waiver and photo I.D. for adults, and charges a $10 cash spectator fee for festival a..
Experience a fun 5 km obstacle mud run designed for women of all fitness levels in Minot. Join as an individual or team to crawl, climb, and slide through the mud in a supportive non competitive environment.
Mud Factor comes to Wooden Shoe Tulip Farm in Woodburn, OR on June 28, 2026, with adult and KIDZ Family waves, promotional registration prices, a spectator cash fee, and requirements to bring a signed waiver and photo ID.
July 2026
Experience the Savage Race in Spring Grove with obstacles and mud across multiple distances. Choose between a five to seven mile course or the shorter three mile Blitz for an engaging outdoor fitness experience.
Experience an obstacle course weekend at Blue Mountain featuring 5K, 10K, and kids races. Navigate dense forests and rugged hills in the Poconos with spectator access via chair lift for mountain views.
Experience an obstacle course race at the historic 2002 Winter Olympic venue on Mount Ogden. Choose from 5K, 10K, or 21K distances featuring up to 30 obstacles and a significant 3,000 foot vertical climb.
Experience a fun and muddy day at the Golden Spike Event Center featuring twelve obstacles and mud pits. Join a non competitive course where participants can run, crawl, and slide through several miles of mud.
Test your strength and endurance at this outdoor obstacle course in Homewood. Choose between one or two mile distances featuring tire flips and spear throws to earn your finisher medal.
Muddy Princess Albany is a 5 km obstacle mud run for women held at Harley Rendezvous Classic Inc. Join this non competitive event focused on unity and empowerment while supporting the fight against breast cancer.
A 5k mud and obstacle run at Baja Acres near Birch Run in Millington, Michigan in July 2026, with separate kids and adult waves. Participants must bring a signed waiver and adults a photo ID; spectators pay $10 cash for festival access.
A 3k obstacle course race with over 25 obstacles and a three-band penalty system, the Ultimate OCR 3K features Elite and age-group divisions, chip timing, medals and shirts for finishers, and a reported prize purse for Elite winners.
Experience an obstacle course race at Michigan's highest vertical ski resort. Choose between 5K and 10K distances featuring steep climbs and rugged trails just 20 minutes from Grand Rapids.
OCR OVERLOAD features a 4.3-mile obstacle course with over 23 challenges, including a massive 140-foot rig. The event also includes a 5-mile trail run and a timed ninja sprint. Post-race food and drinks are available.
Experience a mile long course of mud pits and obstacles at Porter Farms in Concord. Enjoy a non competitive atmosphere with slides, crawl zones, and a post race festival for participants and spectators alike.
Event Details
The Paper Maker OCR is an obstacle course race held at Lacamas Lake Regional Park in Camas, Washington. This is the event's fifth annual edition.
The main course is 4 miles long, featuring 14+ obstacles built into the natural terrain. T..
Muddy Princess Virginia Beach is a women only 5k obstacle mud run at Historic Greenbrier Farms. Join a community focused on empowerment and fun while supporting the fight against breast cancer.
Experience a family friendly obstacle course in Garner where parents and kids aged 5 and up run together. Tackle a two mile course featuring up to 16 obstacles with options for medals and even your dog.
Mud Factor Anchorage is a 5K mud and obstacle run at Kincaid Park on July 19, 2026. Participants must bring a signed waiver and adults need photo ID; spectators pay a $10 cash fee for festival area access.