United States
- Alabama 4
- Alaska 1
- Arizona 2
- Arkansas 1
- California 19
- Colorado 3
- Connecticut
- Delaware
- District of Columbia
- Florida 16
- Georgia 6
- Hawaii 1
- Idaho 2
- Illinois 7
- Indiana 7
- Iowa 2
- Kansas 2
- Kentucky 3
- Louisiana
- Maine 3
- Maryland
- Massachusetts 2
- Michigan 5
- Minnesota 2
- Mississippi
- Missouri 3
- Montana
- Nebraska 1
- Nevada
- New Hampshire
- New Jersey 3
- New Mexico
- New York 6
- North Carolina 9
- North Dakota
- Ohio 3
- Oklahoma 4
- Oregon 4
- Pennsylvania 3
- Puerto Rico
- Rhode Island 1
- South Carolina 2
- South Dakota
- Tennessee 4
- Texas 11
- Utah 7
- Vermont 4
- Virginia 2
- Washington 3
- 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 159 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
An annual obstacle race in Belton, Texas, about 3 miles along Nolan Creek with roughly 15 to 20 built obstacles and activities for ages 5 to 105.
A family-friendly mud run at Lost Lakes Adventure Park on May 29, 2027 featuring obstacles, mud pits, a pre-party, and Value and VIP registration options.
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.
A multi-distance Spartan obstacle weekend at Perfect North Slopes in Lawrenceburg, IN featuring wooded courses, mud pits, hill climbs, and races from a kids course to a 50K Ultra.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Mud focused obstacle course in Pinnacle, NC with multiple 5K individual and team waves plus a 1200 m kids Pollywog race; fees vary by event.
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.
Family friendly mud run with obstacles, slides, and waist deep mud pits at Georgia International Horse Park on June 5, 2027.
Goliathon XXV is a volunteer-run, non-profit Ninja Warrior style obstacle event in Mullica Hill with 12 tiered obstacles and proceeds supporting clean water projects.
Urban obstacle race in El Paso on June 6, 2027 with a 3 mile course, signature obstacles, multiple start waves and competitive divisions.
Tough Mudder Michigan at Koenig Sand and Gravel on June 12, 2027 features 5K, 15K and Infinity course options plus a spectator village with live entertainment.
A family-friendly 5K mud run at Valley Speedway in Kansas City on June 12, 2027 featuring obstacles, mud pits, slides, and a lively pre-party with music.
5K mud run at Bellevue Berry & Pumpkin Ranch in Papillion NE on June 13, 2027; waivers required and spectators $10 cash.
A 5K obstacle run in Dayton MN on June 19, 2027, marking the event's 16th year with Adult and KIDZ Family waves and festival-area spectator access.
An obstacle course at IU East on June 19, 2027 with two course options and more than 15 obstacles, raising funds for Reid Health's Athletic Training Program.
A 72-hour application-only endurance obstacle race held June 23–26, 2027 at Riverside Farm in Pittsfield, VT, with team options and a GOVX service-member discount.
A three-stage Hurricane Heat endurance event at Riverside Farm in Pittsfield VT offering 4 hour, 12 hour, and 24 hour options with tickets from USD 79.
Tough Mudder Twin Cities on June 26, 2027 in Hugo, MN features 5K and 15K obstacle courses, an Infinity laps option, spectator access, and finisher awards.
Obstacle course weekend at Carter & Stevens Farm in Barre, MA featuring Sprint 5K, Super 10K, kids races, and wooded trails across pasture and cornfields.
Mud Factor in Woodburn is a 5K obstacle run at Wooden Shoe Tulip Farm on June 26, 2027, with adult and KIDZ family waves, spectator festival access, and event photos.