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
A 5K obstacle-course mud run at the Sertoma Club of East Indianapolis with multiple heats, including family and dog-friendly options. Proceeds support Hollis Adams, and the day includes an after party with lunch and 21+ cocktails.
Experience a muddy trail adventure in Ellicottville featuring 15 obstacles across 4.2 and 6.0 mile courses. This family friendly event includes a kids race and scenic mountain ridgeline running with no electric shocks or fire.
A 5k mud run in Oak Harbor, Ohio on June 20, 2026 with 20+ obstacles and alternate challenge and Xtreme routes. Every participant receives a medal and the event will donate 10% of proceeds to Ronald McDonald House Charities.
Experience up to three miles of messy fun at the Colorado National Speedway. Navigate obstacles by crawling wading and sliding through the mud with friends and family during this unique event in Dacono.
Test your endurance at Elka Park with this 14.5 mile weighted event. Participants navigate over 5,000 feet of elevation gain while carrying a 20 pound pack through the New York landscape.
Test your strength at this exclusive obstacle course event in Peyton featuring a three lap 3K race and a one mile kids run. Navigate rigs, rope climbs, and heavy carries in a small field of only fifty athletes.
Navigate a 2.25 mile trail with over 15 obstacles including mud pits and climbing challenges. Participate as an individual or team in this noncompetitive event south of Syracuse.
Mud Factor marks its 15th year at Dehn's Pumpkins and Events in Dayton, MN on June 20, 2026. The all-ages mud run offers Adult and KIDZ Family waves, requires a signed waiver, and admits spectators to the festival area for a $10 cash fee.
Experience a 5k obstacle mud run designed for unity and women empowerment at Kimball Farm in Haverhill. Join a supportive community for a day of teamwork and mud while supporting the National Breast Cancer Foundation.
Experience an immersive three day adult running and wellness camp at Stable View in South Carolina. Enjoy guided trail runs, nutrition seminars, and yoga sessions across a scenic fifteen mile trail system with onsite lodging.
Test your physical and mental limits during this seventy two hour endurance challenge in Pittsfield Vermont. Navigate rugged forests and steep mountains while facing unpredictable tasks and grueling obstacles.
Test your limits at this three stage endurance event in Vermont featuring challenges across 4, 12, or 24 hours. Participants can progress through multiple tiers of the Hurricane Heat at the scenic Riverside Farm.
Experience a mud run featuring 5K, 15K, or multi lap Infinity distances at Wild Wings of Oneka. Navigate wooded trails and world class obstacles in the heart of Minnesota to earn your finisher medal and headband.
Experience an intense obstacle course race in Zanesfield featuring two different distances and over 25 obstacles. Complete multiple courses to earn special medals while navigating mud and terrain in the heart of Ohio.
Test your endurance at Riverside Farm with a 24 hour challenge in the Green Mountains of Vermont. Complete as many 2 mile loops as possible while navigating 970 feet of elevation gain per lap.
Experience a mission oriented obstacle course race in Southern Ohio featuring explosive effects and a live fire range. Tackle a 1.5 mile military style challenge and a 3k speed course with massive 350 foot water slides.
An obstacle course Last Man Standing event in Binghamton on June 27–28, 2026 where athletes run roughly 3 mile loops each hour until one remains. Relay teams of 3 to 6 complete either 12 or 24 hours as a team.
Experience a mud run featuring obstacles and trails in King George Virginia. With four mile and one mile options plus team challenges this event supports local community eye and hearing care services.
Experience a half marathon in the mountains of Nederland Colorado. This event features a significant elevation gain of 4226 feet with the summit always in view.
Test your endurance at Crystal Mountain Resort by tackling mountain trails with a 20 pound pack. Choose from three distances ranging from 6.5 to 18.5 miles in the scenic Mount Rainier National Park region.