United States
- Alabama 1
- Alaska 1
- Arizona 3
- Arkansas 1
- California 21
- Colorado 5
- Connecticut 1
- Delaware
- District of Columbia
- Florida 13
- Georgia 8
- Hawaii 3
- Idaho 3
- Illinois 7
- Indiana 5
- Iowa 3
- Kansas 2
- Kentucky 4
- Louisiana
- Maine 1
- Maryland 1
- Massachusetts 4
- Michigan 7
- Minnesota 2
- Mississippi 1
- Missouri 4
- Montana 1
- Nebraska 1
- Nevada 1
- New Hampshire 2
- New Jersey 4
- New Mexico
- New York 8
- North Carolina 12
- North Dakota
- Ohio 7
- Oklahoma 3
- Oregon 4
- Pennsylvania 8
- Puerto Rico
- Rhode Island 2
- South Carolina 2
- South Dakota
- Tennessee 5
- Texas 12
- Utah 5
- Vermont 4
- Virginia 4
- Washington 3
- West Virginia 2
- Wisconsin 2
- 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 191 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
September 2026
Tecumseh Warrior Challenge is an outdoor obstacle event at the Eastern Shawnee Wellness Center in Wyandotte, Oklahoma on September 19, 2026. It features a 3.1 mile obstacle race and a 1 mile fun run with water stations and finish-line refreshments.
Inaugural Black Oak Challenge in Tuolumne features a 5K with physical and mental obstacles plus a 1 mile family run with water challenges.
Trail races on the Robert Hutson Course in Moultrie GA offer 10K, 5K and a 1 Mile family run with race entry including breakfast, a shirt and finisher medal. Proceeds support YMCA of the Sunbelt youth and wellness programs.
A non-competitive women only 5K obstacle mud run at Carter & Stevens Farm in Barre, MA on September 20, 2026, featuring 18 plus obstacles and a teamwork focus.
Team obstacle race where teams of four face secret challenges and wildcards to claim the Commando Cup at Newbsanity Adventure Center in Binghamton.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
An on campus 16th annual event in Oxford Michigan offering a 5K run or walk, a 5K obstacle course, and a virtual 5K. The course uses trails, meadows and hills and includes chip timing, prizes, and finisher medals.
Off-road obstacle race weekend at Badlands Off Road in Attica, IN featuring Sprint 5 km, Super 10 km, Beast 21 km and kids races.
Two days of Spartan obstacle races at Lake Elsinore Raceway near Temecula, featuring Sprint and Super distances, kids races, Hurricane Heat options, and spectator access.
Tough Mudder Colorado at Fort Carson on September 26 2026 features 15K and 5K courses with multiple obstacles, finisher items, volunteer options, and spectator passes.
An off road 5 Miles obstacle course in Saint Charles, Iowa on September 26, 2026, hosted by Contributors Breakfast Club; the local fundraiser keeps proceeds in Iowa and lets participants help design several obstacles.
Muddy Dash Houston 2026 is a family-friendly 5K mud run at 3 Palms Action Sports Park with obstacles, waist‑deep mud pits, and a lively post race party with music and food.
Obstacle course races at Washington Grizzly Stadium in Missoula on September 26, 2026 offer 3k, 5k, a double 10k, kids and All Abilities categories. Teams and spectators are included and net proceeds support Opportunity Resources Inc.
A 3.1 mile obstacle run with 22 symbolic obstacles representing the journey from captivity to liberation. Held in Happy Valley, OR on September 26, 2026, all proceeds support organizations that fight human trafficking and survivor rehabilitation.
Trail based 5K obstacle race at Wasserman Park on September 26, 2026 featuring 12 or more beginner and intermediate obstacles and limited to 200 participants.
An obstacle mud run at Camp Sacajawea on September 26 with one mile and three mile courses, waiver required, proceeds benefit Girl Scouts of Greater Iowa.
A 3 miles obstacle course at Camp Winona in De Leon Springs with over 17 obstacles, race T-shirt, finisher's medal and a pancake breakfast; two pricing periods apply.
Eighth Annual Tuff Tornado Run at Alameda Park is a two mile, 22 obstacle mud run with chip timing, food trucks, music, and fundraising for school programs.
October 2026
An obstacle race weekend in Henderson at Nevada State University Oct 3–4, 2026 featuring Sprint 5K, Super 10K, kids races, Hurricane Heat options and an obstacle workshop.
Weekend obstacle-race program at Neal Farms near Nashville featuring Sprint 5K, Super 10K, kids races, Hurricane Heat formats, and an obstacle workshop.
A family-friendly 5K mud run at Cycle Ranch Pro on Oct 3, 2026 featuring obstacles, waist-deep mud pits, a pre party with music, and a finish line after party with food and drinks.