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 Columbia
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Florida23
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Georgia7
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Hawaii1
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Idaho2
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Illinois7
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Indiana11
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Iowa2
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Kansas
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Kentucky4
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Louisiana
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Maine3
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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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Nevada3
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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 Carolina13
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North Dakota
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Ohio6
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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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Tennessee4
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Texas16
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Utah5
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Vermont7
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Virginia7
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Washington3
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West Virginia2
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Wisconsin1
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Wyoming
Obstacle Race Calendar United States 2025-2026
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 2025-2026! Our updated list features 200 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
Tackle mud, woods and rolling hills at the New England Spartan Weekend on a farm. Choose Sprint, Super, Kids or the four hour Hurricane Heat and refuel with homemade ice cream, a nearby brewery and team discounts.
Take on the Mount Sparta Challenge, a 24 hour endurance run on June 27 and 28 at Riverside Farm in Pittsfield Vermont. Circle a hilly 2 mile loop and compete to log the most laps or simply outlast the clock.
War X Trilogy Weekend brings mission focused, military style obstacle racing to Ohio over two days, with a 1.5 mile Battle Challenge and a fast 3k OCR course plus a live fire range. Cool off on two 350 foot water slides built into a giant American fl..
Run the Poconos Spartan at Blue Mountain Ski Area through dense forest and a rugged climb with summit views, plus a Spartan Trail option. Spectators can ride the chair lift to catch the action.
Take on alpine terrain and 3,000 feet of climbing at Snowbasin Ski Resort during the Utah Spartan Trifecta Weekend on July 11 and 12 2026. Choose Sprint Super Beast or kids races with scenic gondola rides and resort dining after the finish.
Muddy Dash in Ogden on July 11, 2026 is a non competitive mud run with a few miles of course and about a dozen playful obstacles that will have you running, crawling, wading, slipping, and sliding. Costumes are welcome and a festival with music and p..
Challenge yourself at the Michigan Spartan weekend on July 18 and 19 at Cannonsburg Ski Area, where steep climbs, water crossings and sand pits test every stride. Multiple race options from kids to long course deliver tough fun for all ability levels..
OCR OVERLOAD on July 18 in Gainesville, FL features a rugged 4.3 mile OCR with 23+ obstacles, a timed 50 yard ninja sprint, and a 5 mile trail run. Enjoy post race BBQ and drinks while supporting a chainsaw benefit heat.
Join Charlotte Muddy Dash on July 18 at Porter Farms for a playful, untimed mud obstacle course with a dozen Muddy Moments and waist deep pits. Costumes welcome and a lively post run festival serves music, contests and shopping.
Take on the Tough Mountain Challenge on July 25, 2026 at Sunday River Resort in Newry, Maine. This rugged 5K obstacle course winds through ski trails and woods with mud, water, walls and custom mountain obstacles for a gritty, fun test.
Dive into muddy fun at Richmond Muddy Dash on July 25, 2026 at Virginia Motorsports Park. Run, walk or crawl through a few miles of playful mud moments, wear a costume if you like and enjoy a non competitive finishers festival.
August 2026
Join Tough Mudder Indiana on August 1 and 2, 2026 at CERAland Park in Columbus for a muddy, fun weekend. Pick a 15K or 5K through woodland trails and farmland, earn a Hex System finisher medal and enjoy Mudder Village festival.
Test your grit at Spartan Race weekend at Tryon International Equestrian Center in Mill Spring NC, with rugged horse trails, red clay climbs, creek bed obstacles and village dining and lodging nearby. Sprint 5 km, Super 10 km or kids race.
Join the Indiana Spartan Hurricane Heat Weekend at CERAland Park in Columbus, IN on August 1, 2026, and tackle team focused 4 hour or 12 hour Hurricane Heat challenges alongside Tough Mudder. Expect gritty obstacles, camaraderie and epic endurance.
Join the Boise Spartan Trifecta Weekend on Aug 8 and 9 at Tom Pence Ranch in Payette, Idaho, where high desert trails deliver steep dusty climbs. Sprint, Super, Beast or kids races and a 4 hour Hurricane Heat offer mud, grit and teamwork.
Get muddy with family at the Ohana Mud Run in Morganton on August 8, 2026. This one mile course packs 16 playful obstacles, giant sprinklers and a lazy river for a fun, well organized day that often sells out.
Cancelled: Ruck for the Fallen 2026 was planned as a 10k ruck at Pineland Farms with The Crucible obstacle course and pack challenges to honor post 9/11 fallen service members. Teams and solo entries were expected.
Join the Terrain Race in Oklahoma City at Lost Lake Entertainment Complex. Tackle a muddy 5K full of walls, ropes and monkey bars, bring the kids for Mini Monkey races, enjoy festival food and earn a finisher medal while supporting a local charity.