United States
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Alabama3
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Alaska
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Arizona5
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Arkansas1
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California18
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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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Florida20
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Georgia7
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Hawaii3
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Idaho2
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Illinois10
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Indiana9
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Iowa2
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Kansas
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Kentucky4
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Louisiana1
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Maine5
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Maryland4
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Massachusetts6
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Michigan5
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Minnesota1
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Mississippi
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Missouri6
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Montana2
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Nebraska
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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 York15
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North Carolina18
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North Dakota1
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Ohio12
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Oklahoma5
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Oregon3
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Pennsylvania8
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Puerto Rico
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Rhode Island2
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South Carolina5
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South Dakota
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Tennessee7
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Texas21
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Utah5
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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 263 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
March 2026
Experience a fast and flat obstacle course race at the Burt Aaronson South County Regional Park. Choose from 5K sprints, endurance challenges, or kids races just minutes from the Florida coast.
Race through the heart of New Smyrna Beach in this inaugural five mile team adventure. Tackle over 20 puzzles and physical obstacles as a duo to compete for the fastest time or the best costume.
Experience a mud filled obstacle course at Oak Canyon Park in Irvine. Join the community for a day of mud pits and festival celebrations while supporting local charities through the Buy One Give One program.
Experience a unique multi sport event at the Daniel Stowe Conservancy featuring a scenic 5K trail run and an amphibious race with a kayak segment on Lake Wylie. Children can also join the quarter mile Kids Sprint.
Mudders and Grunters is a trail race in Yorktown Heights on March 29, 2026, featuring an approximately 5 mile single loop through mud, water crossings and some hills. It is part of the 2026 Trail Mix Series.
April 2026
Experience a rugged obstacle course at Porter Farms featuring mud and creek crossings near Charlotte. Choose from 5K and 10K distances or endurance challenges in a classic farm setting.
Experience an obstacle course weekend at Woodward Reservoir Regional Park near San Jose. Choose from distances ranging from a 5k Sprint to a 50k Ultra on a flat course designed for personal performance.
Experience a fun and messy outdoor adventure featuring a several mile course with 12 mud-filled obstacles. This non-competitive event at Old Tucson is perfect for groups and includes a lively post-race party.
Join this community obstacle race in Cuero featuring a 5k course with 12 challenges. Support veterans and first responders while enjoying a family friendly event with activities for all ages.
Test your endurance in the Pisgah National Forest with a 26 mile trek featuring over 5600 feet of elevation gain. Carry a 20lb pack through the North Carolina wilderness in this physical event organized by Green Beret Fitness.
The Sludge Trudge 5K is a paved run/walk at North Natomas Regional Park. It's a sanctioned event with professional timing and awards for top finishers. The event is hosted for a specific community group and their guests.
Experience an obstacle course race in Cumberland featuring a 3.2 mile loop with 1000 feet of elevation. Choose from competitive waves, multilap options, or a signature 12 hour ultra endurance challenge.
Test your limits at the Mythic Race in Missouri featuring over 25 obstacles across a 5k course. Choose between competitive laps, open waves, or a five hour endurance challenge to earn your finisher medal.
Conquer a three mile obstacle course with your favorite canine companion. This event features 17 obstacles and includes both competitive timed waves and a non competitive fun run for the whole family.
The Great Inflatable 5K features a course with 11 large inflatable obstacles like Leap of Faith and Mega Mountain. The event includes live music, food trucks, and a finisher medal for all participants.
Experience a several mile course featuring twelve unique mud pits and obstacles at Bootleg Canyon. This untimed event welcomes costumes and includes a finisher medal for every participant in a non competitive atmosphere.
A muddy obstacle race in Brewton, Alabama, featuring more than 3 miles through three parks, a youth course, free parking, showers and primitive camping; finishers receive a shirt, swag bag and medal.
Test your strength and speed in this unique six hour event where participants carry weights along the scenic Roanoke River Greenway. Strategize your weight and lap count to earn the highest score in this innovative endurance race.
Test your endurance in Brecksville with a 13 mile weighted ruck across 978 feet of elevation. Choose between 10, 25, or 50 pound load categories to suit your physical goals.