United States
- Alabama 1
- Alaska
- Arizona 3
- Arkansas 1
- California 22
- Colorado 5
- Connecticut 1
- Delaware
- District of Columbia
- Florida 13
- Georgia 9
- Hawaii 3
- Idaho 4
- Illinois 9
- Indiana 7
- Iowa 3
- Kansas 1
- Kentucky 5
- Louisiana
- Maine 3
- Maryland 1
- Massachusetts 5
- Michigan 6
- Minnesota 4
- Mississippi 1
- Missouri 4
- Montana 1
- Nebraska 1
- Nevada 1
- New Hampshire 2
- New Jersey 7
- New Mexico
- New York 7
- North Carolina 13
- North Dakota
- Ohio 10
- Oklahoma 4
- Oregon 5
- Pennsylvania 10
- Puerto Rico
- Rhode Island 2
- South Carolina 3
- South Dakota
- Tennessee 5
- Texas 14
- Utah 4
- Vermont 1
- Virginia 6
- Washington 4
- 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 214 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
May 2027
A five mile urban obstacle event in downtown Wheeling with more than 20 obstacles and heats of 175 participants. Minimum age is 16 and each entrant receives a shirt, medal, and drink ticket.
June 2027
Obstacle course races at Bethel Woods in June 2027, featuring Sprint, Super and kids races, team entries, spectator options, and variable course conditions.
Two days of obstacle races at Perfect North Slopes near Cincinnati with 5K, 10K, 21K, 50K, kids races and a Trifecta option.
A muddy obstacle course event at Jomeokee Campground in Pinnacle NC, organized by the Marine Corps League. It is held each year on the first Saturday in June; the 17th edition is scheduled for June 5, 2027 with registration opening March 1, 2027.
A family friendly 5K obstacle run at Brookdale Farms on June 5, 2027 with Adult and KIDZ Family waves; participants must bring a signed waiver and adults need photo ID.
A Tough Mudder obstacle event on June 12, 2027 at Koenig Sand & Gravel in Oxford, MI, offering 15K, 5K, Infinity laps, spectator passes, and group packages on rugged sand-and-gravel terrain with 12 to 20+ obstacles.
Tough Mudder Twin Cities on June 26, 2027 at Wild Wings of Oneka in Hugo MN runs off trail through pine forests, wetlands and bogs. Options include 5K and 15K courses, an Infinity multi lap format, spectator access and group packages.
A two day Spartan obstacle event at Carter & Stevens Farm near Barre MA featuring Sprint 5 km, Super 10 km and kids races across wooded trails and open pastures.
July 2027
Obstacle course weekend at Blue Mountain Ski Area in Palmerton, PA featuring Sprint 5 km, Super 10 km and kids races through steep, forested terrain.
Two-day Trifecta weekend in Utah on July 10-11, 2027 featuring Sprint 5 km, Super 10 km, Beast 21 km, kids races, alpine climbs and a gondola finish.
October 2027
Multiple-distance Spartan obstacle weekend at Southington Off Road Park with Sprint, Super and Beast courses across rugged off-road trails.