United States
- Alabama 4
- Alaska 1
- Arizona 4
- Arkansas 1
- California 19
- Colorado 2
- Connecticut 1
- Delaware
- District of Columbia
- Florida 17
- Georgia 9
- Hawaii 1
- Idaho 1
- Illinois 7
- Indiana 7
- Iowa 1
- Kansas 1
- Kentucky 4
- Louisiana
- Maine 2
- Maryland 1
- Massachusetts 2
- Michigan 6
- Minnesota 2
- Mississippi
- Missouri 3
- Montana 1
- Nebraska 1
- Nevada
- New Hampshire
- New Jersey 3
- New Mexico
- New York 4
- North Carolina 9
- North Dakota
- Ohio 3
- Oklahoma 3
- Oregon 4
- Pennsylvania 4
- Puerto Rico
- Rhode Island 1
- South Carolina 2
- South Dakota
- Tennessee 4
- Texas 11
- Utah 5
- Vermont 4
- Virginia 1
- Washington 5
- West Virginia 2
- Wisconsin 1
- 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 162 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
September 2027
Finger Lakes Mud Run in Auburn, NY on Sept 11, 2027 is an obstacle course with about 35 obstacles and a shorter Mini Muddy for children, with proceeds supporting local charities.
Obstacle course races at Indiana Dunes National Park on September 12, 2027 include 6.2 mi, 3.1 mi and a K9 3.1 mi course inspired by military landscapes.
Mud run in Maryville on 09/18/2027 with a 3 mile obstacle course, a 1 mile youth run, showers and commemorative shirts.
Obstacle course weekend at Killington Ski Resort on Sep 18 to 19, 2027 with Sprint 5 km, Beast 21 km, Ultra 50 km and Kids races.
Two days of obstacle-course racing in Monroe, WA with Sprint 5 km, Super 10 km, Beast 21 km, kids races and spectator access on forest trails.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Obstacle course event in Marseilles IL on September 18 2027 featuring 3+ and 6+ mile courses, a multi lap challenge, ruck divisions and a kid's course.
Two-day obstacle course weekend at Badlands Off Road in Attica, IN, offering Sprint 5 km, Super 10 km, Beast 21 km and kids races across sand, creeks and trails.
Experience rugged trails and mud at Lake Elsinore Raceway with Spartan 5K, 10K, and Kids obstacle races set against Southern California’s largest natural freshwater lake.
Tough Mudder Colorado at Fort Carson on September 25 2027 features 15K and 5K obstacle courses, finisher gear, Mudder Village spectator passes, and group packages.
October 2027
Spartan obstacle weekend in Lebanon, TN featuring a Sprint 5K with 20 obstacles, a Super 10K with 25 obstacles, kids races, and a 12 foot wide creek feature.
A 140 acres tactical memorial at Queenslake combining a 19 station remembrance trail, team ruck and obstacle challenge, and a lakeside Guitars for Vets music festival.
Savage Race in Dallas GA on Oct 2, 2027 offers a full 5 to 7 mile obstacle course, a 3 mile Blitz, kids races, and spectator access.
A family-friendly mud run on October 2, 2027 at Cycle Ranch Pro in San Antonio with obstacles, waist-deep mud pits, a post-race party and a donation program.
Obstacle course weekend at Lake Nona on Oct 9 and 10, 2027 featuring Sprint 5K, Super 10K, kids races and spectator options.
Teams carry a partner through a 278 yards obstacle course at Sunday River Fall Fest, with qualifying heats, a final, and prizes in beer and cash.
Obstacle course weekend at Twin Canyons Ranch near Granbury TX offering 5 km to 50 km races plus a kids course and spectator options.
Tough Mudder Nashville at Neal Farms offers 15K, 5K and Infinity mud run formats over farmland terrain with multiple obstacles and finisher items.
A two-day obstacle event for people and their dogs on a 20 acre course in Phelan, CA, featuring over 20 obstacles plus an after party with music and vendors.
A two-day obstacle race weekend at Massanutten Resort featuring 5 km and 10 km courses, kids races, rugged mountain terrain, and spectator access.
Two day Spartan weekend at Southington Off Road near Cleveland offering Sprint, Super, Beast, Ultra and kids races across rugged trails and forest.