United States
- Alabama 2
- Alaska 1
- Arizona 2
- Arkansas 2
- California 21
- Colorado 8
- Connecticut 2
- Delaware
- District of Columbia
- Florida 12
- Georgia 6
- Hawaii 3
- Idaho 3
- Illinois 12
- Indiana 9
- Iowa 3
- Kansas 1
- Kentucky 5
- Louisiana 1
- Maine 4
- Maryland 2
- Massachusetts 5
- Michigan 6
- Minnesota 2
- Mississippi 1
- Missouri 4
- Montana 2
- Nebraska 1
- Nevada 1
- New Hampshire 3
- New Jersey 6
- New Mexico
- New York 16
- North Carolina 17
- North Dakota 1
- Ohio 14
- Oklahoma 6
- Oregon 6
- Pennsylvania 7
- Puerto Rico
- Rhode Island 1
- South Carolina 4
- South Dakota
- Tennessee 6
- Texas 20
- Utah 6
- Vermont 5
- Virginia 9
- Washington 8
- West Virginia 2
- Wisconsin 4
- 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 261 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
April 2026
A 5k mud run at Hobb's Grove in Sanger, CA on April 26, 2026, featuring adult and KIDZ family waves; participants must bring a printed, signed waiver and adults a photo ID. Spectators pay $10 cash for festival access.
May 2026
Run Wild Races is a biannual zoo event featuring a 1 mile, a 5K, and a Wild Ninja obstacle course. Participants get free zoo admission and net proceeds support Galapagos and Sulcata tortoise conservation.
A muddy obstacle-course festival in Deansboro, New York offering 5 mile, 5K and kids runs plus live music and local brews. Proceeds support the Barden Adventure Scholarship and other charitable efforts.
Mud Factor MCKINNEY is a 5K mud and obstacle run at Myers Park in McKinney, Texas on May 2, 2026. The event has Adult and KIDZ Family waves, requires a signed waiver and photo ID for adults, and charges a spectator fee.
A 5K Spartan Stadion at Raymond James Stadium featuring 20 obstacles, stadium stairs, and a kids race. Spectator options are available and the event is supported by local sports partners.
On May 2, 2026 the TOUGH Gator 5K Mud Run offers timed 5K and 2K courses across 200+ acres of Florida wilderness with multiple muddy obstacles. All proceeds support international aid including disaster relief and school supplies.
Experience an illuminated night obstacle race in Mchenry featuring torch lit trails and technical rigs. Participants can enjoy live entertainment and bonfires after completing their 5k or unlimited lap challenge.
Experience a fun mud filled course at Bates Nut Farm featuring waist deep mud pits and a dozen unique obstacles. This untimed event is perfect for those looking to run crawl and slide through the mud followed by a post race party.
Experience a messy three mile obstacle course at the Jacksonville Equestrian Center. Participants run crawl and slide through mud and water in this functional outdoor event designed for friends and families.
Experience an outdoor adventure in Raleigh featuring a two mile obstacle course with mud and a giant slip and slide. This family friendly event is open to all ages and includes a finisher medal for everyone.
A multi-course trail and obstacle event on May 2, 2026 at Henry Horton State Park in Lewisburg, TN supporting A Soldier’s Child Foundation. Distances range from a 26.2 mile multi-lap Crucible to a kids' Gauntlet with frequent start times.
A Spartan obstacle race weekend at Meadow Wood Equestrian Center in Snohomish WA on May 2 and 3 2026. The event uses wooded dirt trails beside the Snohomish River and includes Sprint 5 km, Super 10 km and a Kids Race.
Spartan obstacle weekend at McCormick Farms in Spring Lake, NC on May 2 to 3, 2026, with Sprint, Super, Beast, Ultra and Kids races across dense forest, rolling hills and a deep quarry. An obstacle workshop on May 1 and spectator access are available..
Tackle over 25 muddy obstacles on a course that winds through open pasture and wooded trails in Nacogdoches. Register early for a discount on the entry fee and receive a shirt and medal. Youth runners must be accompanied by an adult.
Run a flat one mile course in Van Cortlandt Park while wearing your own inflatable costume. This unique Bronx event supports charity and takes place during a local ultramarathon for a high energy atmosphere.
Join the Aurora community for an untimed 1k fun run or a timed 5k race ending with an optional muddy obstacle course. This rain or shine event welcomes runners and walkers of all ages.
Trail event in Pittsfield, Vermont, May 6 to 9, 2026, offering distances from 10 miles to 200 miles through the Green Mountain National Forest. Team entries can secure the same start time and service member discounts are available.
Events
The event features three main activities.
5K (Ages 13 and up)
5K (Ages 8-12 years)
Fun Run (Ages 4 and up)
The 5K course takes place on trails at Montvale and includes 20 obstacles, such as Adversity Hill, Tire Traverse, and the A-Frame Clim..
A multi-race Spartan obstacle weekend in Bigfork, Montana, held in May 2026 with Sprint, Super, Beast, Ultra and kids courses. Courses use high-altitude terrain and offer team registration and service member discounts.
Experience a fun mud-filled course at Adventure Unlimited in Milton featuring waist-deep mud pits and a post-race festival. This untimed event is perfect for those who enjoy obstacles and a lively atmosphere with friends.