United States
- Alabama 4
- Alaska 1
- Arizona 4
- Arkansas 1
- California 17
- Colorado 3
- Connecticut 1
- Delaware
- District of Columbia
- Florida 19
- Georgia 7
- Hawaii 1
- Idaho 1
- Illinois 8
- 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 7
- North Carolina 8
- North Dakota
- Ohio 4
- Oklahoma 3
- Oregon 4
- Pennsylvania 4
- Puerto Rico
- Rhode Island 1
- South Carolina 2
- South Dakota
- Tennessee 4
- Texas 12
- Utah 5
- Vermont 4
- Virginia 3
- 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 168 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
A four-mile obstacle course in Bixby, OK with more than 25 obstacles, an Elite competitive wave, and a kids course; finishers receive a shirt, medal, and photos.
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.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Two-day Spartan Trifecta Weekend in Monroe WA featuring Sprint 5 km, Super 10 km, Beast 21 km, and kids races on forest and river valley trails.
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.
A muddy obstacle run offering a 5K or Fun Run where participants tackle obstacles that test strength, agility and stamina while proceeds support YMCA health programs.
3 miles with 30 first responder–inspired obstacles at Green Lakes State Park in Fayetteville, NY; includes strength, endurance and mental challenges, open to ages 16+.
Off-road obstacle weekend at Badlands Off Road with Sprint 5 km, Super 10 km, Beast 21 km and kids races across varied sand, creek and forest terrain.
Obstacle course weekend at Lake Elsinore Raceway with a 5 km Sprint (20 obstacles), 10 km Super (25 obstacles), kids races, and an obstacle workshop.
Tough Mudder Colorado at Fort Carson on September 25, 2027 features 15K and 5K obstacle courses, spectator options, and group and volunteer programs.
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.
Obstacle-course event in Dallas, GA on Oct 2, 2027 offering full and short adult courses, junior races, timed options, spectator access, and a double-race Syndicate pass.
A family friendly mud run at Cycle Ranch Pro on October 2, 2027 featuring obstacles, mud pits, a pre party, packet pickup the day before, and on site bag check for a fee.
Two days of Spartan obstacle racing at Lake Nona, Orlando featuring sprint, super, kids races, a Hurricane Heat option and spectator access.
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.
A family friendly mud run at Metroplex Motocross Park on Oct 9, 2027, featuring obstacles, mud pits, slides, pre party activities, and value or VIP registration options.
Multi-distance Spartan obstacle weekend at Twin Canyons Ranch near Granbury, TX, with races from 5K to 50K, a kids course, an obstacle workshop, and spectator access.