United States
- Alabama 2
- Alaska 1
- Arizona 2
- Arkansas 2
- California 22
- Colorado 3
- Connecticut 1
- Delaware
- District of Columbia
- Florida 15
- Georgia 9
- Hawaii 3
- Idaho 2
- Illinois 7
- Indiana 6
- Iowa 3
- Kansas 2
- Kentucky 4
- Louisiana
- Maine 3
- Maryland
- Massachusetts 4
- Michigan 5
- Minnesota 2
- Mississippi 1
- Missouri 3
- Montana 1
- Nebraska 1
- Nevada 1
- New Hampshire 2
- New Jersey 3
- New Mexico
- New York 7
- North Carolina 11
- North Dakota
- Ohio 7
- Oklahoma 5
- Oregon 5
- Pennsylvania 6
- Puerto Rico
- Rhode Island 2
- South Carolina 3
- South Dakota
- Tennessee 4
- Texas 11
- Utah 4
- Vermont 4
- Virginia 3
- Washington 2
- 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 187 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
Roughly 3 mile obstacle and fitness race at Green Lakes State Park with about 30 first responder inspired challenges and options to scale difficulty.
A 1 mile inflatable fun run and walk at Butterfield Park in Orange, MA raising funds for Fisher Hill School sixth grade trip fundraising, with advance registration at $15.
Obstacle races near Dallas, Georgia on September 19, 2026 with options around 3 miles or 5 to 7 miles and multiple obstacles.
Obstacle course races at Killington Ski Resort on Sep 19 to 20 2026, featuring Sprint, Beast, Ultra and kids races.
Two days of Spartan obstacle racing near Monroe WA at Meadow Wood Equestrian Center with Sprint 5 km, Super 10 km, Beast 21 km, kids races, a 4 hour Hurricane Heat and spectator access.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Midwest OCR in Marseilles IL offers 5K and 10K obstacle runs, a competitive 10K, ruck divisions, a kid course, team packages and finisher medals.
A multi-event day in Reading, PA on 19 September 2026 with running distances, an obstacle challenge, trifecta options, adaptive divisions, and volunteer support.
Mud Factor Seriously Fun 5K mud and obstacle run at Honda Hills in Thornville, OH on September 19, 2026; all ages, waiver and photo ID required.
Timed two mile obstacle course at Richland Community College on September 19, 2026 supporting the college's Student Veterans Resource Center with 20 to 25 obstacles.
A Hawaiian themed 5K obstacle race at Allegheny RiverTrail Park in Aspinwall that raises funds for The Stanley M. Marks Blood Cancer Research Fund and Lending Hearts. Teams carry a pineapple through the course and a luau follows with live music, food..
Family obstacle event in Warren RI with a one mile course, two large mud pits, food, music and a party area; proceeds benefit Thrive Outside.
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.
A timed 5K Adventure Challenge with obstacles and a Kid Family Fun Run at Westside Pavilion, Tuolumne, with headbands for all and a 5K finisher medal.
Trail races of 10K, 5K and 1 Mile on the Robert Hutson Course in Moultrie GA with a race T shirt, breakfast, and proceeds to YMCA programs.
The Howler Obstacle Run at Arkansas State University on September 19, 2026 is a 10k course with about 16 obstacles, open to individuals and teams of five.
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.
An on campus 5K in Oxford MI with a timed run, a 5K obstacle course, a virtual option, and a free kids glow run.
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.