United States
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Alabama3
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Alaska
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Arizona7
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Arkansas
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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 Columbia
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Florida24
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Georgia7
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Hawaii3
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Idaho3
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Illinois11
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Indiana9
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Iowa3
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Kansas3
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Kentucky5
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Louisiana1
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Maine4
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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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Missouri4
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Montana2
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Nebraska1
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Nevada3
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New Hampshire
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New Jersey8
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New Mexico
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New York14
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North Carolina20
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North Dakota
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Ohio12
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Oklahoma5
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Oregon4
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Pennsylvania9
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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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Tennessee8
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Texas24
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Utah4
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Vermont5
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Virginia11
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Washington6
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West Virginia2
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Wisconsin3
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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 277 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
Tackle the Spartan Trifecta at Houston's 7iL Ranch. The rugged Texas terrain features sandy hills, forests, and creek crossings across 5k, 10k, and 21k obstacle courses. Kids races and team events are also part of the weekend.
Tackle rolling hills, red clay, and mud pits at the historic Georgia International Horse Park. Choose from obstacle races like the 5K Sprint, 10K Super, or 21K Beast. There's also a Kids Race and an option for spectators.
This Warrior Run obstacle course in Deltona is part of the Mayor's Fitness Challenge. Participants run in small waves, with the first wave being competitive. The first 300 finishers receive medals, and the top 10 men and women get awards.
Experience a fun mud run at Storm Stadium featuring a course with twelve muddy obstacles and a post-race festival. This non-competitive event focuses on community spirit and provides medals for all participants.
A hybrid endurance event in El Paso combining repeated 800 m runs with ten functional fitness stations across Elite, Intermediate, and two-person team formats; live timing, hydration stations, vendors, and a spectator area are provided.
Test your grit in Scottsdale with a 10.6 mile trek featuring over 3,000 feet of elevation gain. Choose between Light, Standard, or Heavy load categories to challenge yourself on the Arizona trails.
Test your endurance in Scottsdale with this steep five mile weighted event. Participants choose between light, standard, or heavy loads to carry while tackling over seventeen hundred feet of elevation gain.
Tough Mudder Los Angeles returns to the Lake Elsinore Raceway for a day of obstacles and mud. Choose from 5K, 15K, or the multi-lap Infinity challenge on winding trails. Finishers earn a medal, shirt, headband, and a celebratory drink.
Join this 5 kilometer obstacle course race in Saint Cloud featuring over 15 obstacles. Complete the 3.2 mile course at your own pace and earn a participation medal at the finish line.
Tough Mudder takes place at Lake Elsinore Raceway on March 21, 2026. Participants can choose from 15K or 5K routes with multiple obstacles. Finishers receive exclusive medals, gear, and a drink.
Support local veterans at Johnson University by participating in a 5K, a family walk, or a multi-exercise challenge featuring running, burpees, lunges, and squats.
Test your speed and endurance at Operation THUNDER in Glasgow Virginia. Choose between three different weight categories and navigate a thirteen mile course with over two thousand feet of elevation gain.
Experience the ultimate test of endurance and strength at the George R. Brown Convention Center. Join the global fitness movement in Houston for four days of individual, doubles, and relay competition.
Event Overview
The Palm Beaches Spartan Event Weekend takes place on March 28-29, 2026 at Burt Aaronson South County Regional Park, based at the Sunset Cove Amphitheater in Boca Raton, Florida. The event features obstacle course races.
Races and Acti..
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.
A hybrid racing event indoors at Indiana Tech's track in Fort Wayne. Competitors choose between short or long distances, four weight classes, and run alternating with strength stations like sled pushes and sandbag carries. The event offers individual..
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 the global fitness race at the Miami Beach Convention Center. Compete in individual, doubles, or relay divisions and earn your finisher patch at this premier indoor sporting event.