United States
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Alabama3
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Alaska
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Arizona4
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Arkansas1
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California20
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Colorado6
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Connecticut2
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Delaware
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District of Columbia1
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Florida24
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Georgia7
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Hawaii2
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Idaho3
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Illinois9
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Indiana10
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Iowa3
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Kansas4
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Kentucky4
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Louisiana
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Maine4
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Maryland3
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Massachusetts4
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Michigan5
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Minnesota1
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Mississippi
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Missouri4
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Montana2
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Nebraska1
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Nevada4
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New Hampshire
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New Jersey6
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New Mexico
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New York11
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North Carolina13
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North Dakota
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Ohio9
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Oklahoma3
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Oregon2
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Pennsylvania6
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Puerto Rico
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Rhode Island1
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South Carolina3
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South Dakota
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Tennessee5
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Texas21
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Utah5
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Vermont6
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Virginia8
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Washington5
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West Virginia2
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Wisconsin1
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Wyoming
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 237 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
May 2026
DEKA FIT Austin is a two-day hybrid fitness event featuring 10 strength and endurance zones. Athletes can compete individually, with teams, or in the multi-lap Ultra format at the Palmer Events Center.
An obstacle course fun run and festival in West Jordan that raises funds for classroom grants. The course features inflatable obstacles, walls and slides, with an age recommendation of eight and up and options to bypass obstacles.
Conquer rugged terrain and obstacles at the Montana Spartan Trifecta Weekend. Choose from distances like the 5K Sprint, 50K Ultra, or a Kids Race. The event takes place in Bigfork, Montana on May 9-10, 2026.
The Ultimate Raider Challenge is a JROTC-hosted fitness competition in Dry Ridge. It's a continuous race featuring a 1-mile run, a 1.5-mile obstacle course, a shuttle run, and another mile run. Individuals and teams compete across multiple categories..
An obstacle run on May 9, 2026 at Adventure Unlimited in Milton, FL with mud pits and about a dozen muddy moments across a few miles. Registration includes a bib and finisher medal, while VIP registration adds apparel and event gear.
A 3.5 mile obstacle course across 100 acres of wooded terrain with timed elite and age group heats, a multi lap endurance heat, and untimed open waves that include an event shirt and medal.
Crawl, climb, and run through 400 acres of trails at the Graham Creek Nature Preserve. This 4-mile obstacle race features over 20 challenges and ends with a 25-yard water obstacle. Participants receive a meal and refreshments, with awards for the top..
The Austin Spartan Event Weekend brings obstacle course racing to the Texas Hill Country. Participants can tackle the 5km Sprint or 10km Super amid fields, granite, and dry creek beds at Reveille Peak Ranch. The weekend also features kids races and H..
Conquer high-altitude Spartan obstacle races at Big Bear Mountain Resort. The extreme weekend features Sprint, Super, and Beast distances, with a kids race also available. The courses are known for significant elevation gain and descents.
The Cleveland Spartan Trifecta Weekend in Ohio offers obstacle course races through dense forest trails. Choose from distances like a 5K Sprint to a 50K Ultra, all at the expansive Southington Offroad Park. It's a chance to tackle multiple challenges..
Tackle the Tar is a 5K obstacle course and family fun day in Rocky Mount on May 16, 2026, with a separate 1-mile kids race. The event benefits local college scholarships and features mud pits and 15-plus obstacles.
The Bear Crawl OCR in Morganton NC on May 16 2026 offers obstacle course races at one, two, three and six mile distances with adult and youth categories and a 501 c3 nonprofit focus on the local community.
Foreshore Adventure Run returns to Pere Marquette Beach on May 16, 2026 with two 5K formats and new obstacles. All proceeds support the Muskegon Rescue Mission and participants receive a moisture wicking t-shirt.
Teams tackle a 10K course with 18 diverse adventure checkpoints, from ziplining to canoeing. Strategy and teamwork are key as groups compete in various divisions. The event concludes with a community celebration and supports a meaningful cause.
An obstacle course event at Seven Oaks Recreation in Boone Iowa on May 16 and 17 2026, offering Full Gladiator, 5K Charge and a Junior Parent 5K. Entries use tiered pricing, the event is self timed and finishers receive a shirt and medal.
The Mad Dash offers a mix of racing formats on May 16, 2026, at Treetop Adventures on Lake Hickory. Choose from a standard 5K, a challenging combination of swimming, obstacles, and running, or a free fun run for kids. The event supports a local camp..
Muddy Dash in Austin on May 16, 2026 at Travis County Fair Grounds is a few miles of mud obstacles with about a dozen waist deep mud pits. Value and VIP registration tiers are available and spectators can attend the festival area for free.
5KX is a hybrid fitness challenge in West Palm Beach, combining running with a circuit of functional exercises. Athletes tackle deadlifts, rope climbs, sled pulls, and sandbag carries between 800-meter runs. Events include PRO and REC divisions for i..
An obstacle course event at Byron Motosports Park honoring military, veterans and first responders. Multiple race options include 10K, 5K, ruck, kids course and team entries organized by the Frontline OCR Foundation.