United States
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Alabama1
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Alaska
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Arizona3
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Arkansas2
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California21
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Colorado4
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Connecticut2
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Delaware
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District of Columbia1
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Florida23
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Georgia7
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Hawaii2
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Idaho2
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Illinois8
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Indiana11
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Iowa2
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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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Massachusetts3
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Michigan4
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Minnesota1
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Mississippi
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Missouri4
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Montana1
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Nebraska
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Nevada4
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New Hampshire
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New Jersey5
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New Mexico
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New York7
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North Carolina14
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North Dakota
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Ohio7
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Oklahoma3
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Oregon1
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Pennsylvania4
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Puerto Rico
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Rhode Island1
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South Carolina4
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South Dakota
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Tennessee5
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Texas19
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Utah5
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Vermont7
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Virginia7
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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 217 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
October 2026
Bring your pup to Ruff Run California, a playful obstacle course on 20 acres with over 20 mud and water challenges that test teamwork and strategy. Enjoy a lively after party with music, games and vendors in the high desert.
Conquer rugged trails and obstacles at the Spartan Trifecta Weekend near Dallas at scenic Twin Canyons Ranch Oct 17 to 18, 2026. Choose from Sprint, Super, Beast, Ultra or a kids race for a challenging weekend of racing, fun and finishers pride.
Tough Mudder Nashville at Neal Farms on October 17, 2026 challenges runners with muddy obstacles across 5K, 15K or Infinity multi lap options. Expect medals, shirts, a finisher drink and lively Mudder Village with food and music.
Push your limits at the third annual Warrior Wolf Challenge in Fuquay Varina on October 17, 2026. This hybrid test blends rucking, strength, obstacle work and endurance across Elite and Scaled divisions for a fierce, fun competition.
Take on a spooky, illuminated 5K mud run in Oak Harbor with over 20 obstacles offering challenge and Xtreme routes. Grab your shirt and medal, enjoy giveaways, and support Ronald McDonald House in this nighttime adventure.
Push your limits at The Tribe Fitness Challenge in Hamilton NJ on Sunday October 18 2026, a multi station fitness event mixing gym style stations with short 400 m runs between zones. Compete solo, doubles, relays or as a gym team for glory.
Take on the Virginia Spartan Race in the Blue Ridge at Massanutten Resort on October 24 and 25, 2026. Choose Sprint, Super or Kids distances, tackle rocky trails and steep climbs, and celebrate your finish at an all season mountain resort.
Join the Freaky 5K for a zombie apocalypse run with fog, lights, soundscapes and action obstacles as you outrun staged zombies. Finishers get a Survivor Medal and $2 from each ticket benefits Primary Children's Hospital.
Join the Tri State New York Spartan Weekend Oct 31 to Nov 1 2026 at Sunflower Valley Farm for a gritty obstacle course through woods, mud and creek runs. Pick Sprint Super or Kids races, tackle Spartan obstacles and earn a finisher medal.
November 2026
Test your stamina on a 3.1 mile loop at Lake of the Ozarks with timed sessions from a single loop to 12 hours. Choose Gauntlet for surprise physical and skill challenges plus a token draw each lap or Pure Running for straight laps.
The South Carolina Spartan Race at The Johnson Farm offers wooded trails, creek crossings, muddy terrain and rugged obstacles across two days. Distances range from a kids race to a 50 km Ultra so every racer can find their challenge.
Get muddy at the Terrain Race in Irvine on November 21, 2026 at Oak Canyon Park, a fun 5K with 15+ obstacles like walls, ropes and monkey bars. Kids can join the Mini Monkey course and a festival with food and music follows the finish.
San Antonio Spartan Weekend on November 21 and 22 at Sandy Oaks Ranch invites racers to tackle trails, creek crossings and rolling hills. Sprint to Beast distances and a Kids course are offered, and teams can lock shared start times.
Take on the Phoenix Spartan Trifecta Weekend at Phoenix Raceway in Avondale on November 21 and 22, 2026, blending fast track laps with rugged desert trail obstacles. Tackle Sprint Super or Beast distances and bring the kids for their own course.
December 2026
A two-day Spartan Trifecta Weekend at Skipper Ranch in Sebring, Florida with Sprint, Super, Beast and kids races over farmland, marsh, and mud. Obstacles range from 20 to 30 per course and spectators are welcome.