United States
- Alabama 3
- Alaska 1
- Arizona 2
- Arkansas 2
- California 20
- Colorado 8
- Connecticut 2
- Delaware
- District of Columbia
- Florida 10
- Georgia 7
- Hawaii 3
- Idaho 3
- Illinois 11
- 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 4
- New Jersey 7
- New Mexico
- New York 14
- North Carolina 15
- North Dakota 1
- Ohio 14
- Oklahoma 5
- Oregon 6
- Pennsylvania 7
- Puerto Rico
- Rhode Island 1
- South Carolina 5
- South Dakota
- Tennessee 5
- Texas 18
- Utah 6
- Vermont 5
- Virginia 8
- Washington 7
- 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 251 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
May 2026
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.
An obstacle 5K and family Fun Run in Maryville, TN on May 9, 2026 featuring 20 mud obstacles, team and individual awards, on-site vendors, and proceeds supporting therapeutic programs at Camp Montvale.
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.
Muddy Dash in Pensacola on May 9, 2026 offers a few miles of mud obstacles with about a dozen Muddy Moments and waist deep pits. Value and VIP registration options are available and spectator entry is free.
An obstacle course event in Binghamton, NY featuring a 3.5 mile course across 100 acres of woods, timed elite and multi lap heats with cash prizes, and untimed open waves where participants receive a shirt and medal.
A four mile obstacle race across 400 acres in Foley, AL with at least 20 obstacles and a 25 yard water feature. Open to participants aged 10 and up, with awards and proceeds supporting educational programs at Graham Creek Nature Preserve.
A 2.5-mile obstacle run and festival in West Jordan on May 9, 2026, benefiting classroom grants through the Jordan Education Foundation. Course features inflatable obstacles, walls, barricades, and a hill slip-slide; top school wins a $1,000 grant.
Mud Factor MEDFORD is a 5K obstacle run at Moto541 in Central Point, Oregon on May 9, 2026, with Kidz family waves and adult waves. Participants must bring a signed waiver and adults must show photo ID; spectators pay an admission fee.
A family friendly 5K fun run at Leach Park on May 15, 2026 with a finisher medal, optional foam machine and on site bounce house. Proceeds support Strides for Sunnyside Run Club and shirts are $10.
Obstacle-course races run May 16 and 17, 2026 at Reveille Peak Ranch near Burnet, Texas. Courses move through Texas Hill Country across granite outcrops, dry creek beds and rolling hills with Sprint, Super, kids and endurance formats.
A two-day Spartan Trifecta Weekend at Big Bear Mountain Resort featuring Sprint, Super and Beast obstacle races at high altitude with long climbs and descents; kids races and spectator access are also available.
A Spartan obstacle weekend at Southington Off Road Park near Cleveland with races from a kids course to a 50 km Ultra across wooded, rugged trails. The Trifecta option allows completing Sprint, Super and Beast in one weekend.
A 5K obstacle course at Rocky Mount Sports Complex with mud pits, 15 plus obstacles, and a one mile kids race. Proceeds support local college scholarships and registered racers receive a shirt, medal, and goodie bag.
Experience a community focused obstacle course race at a motocross training facility in North Carolina. Navigate a dirt bike track, creek runs, and pond crossings across distances ranging from 1 to 6 miles.
Experience a wet and sandy 5k obstacle course at Pere Marquette Beach. Navigate 25 obstacles along the shoreline to support local food pantries and homeless shelters in Muskegon.
A team based, two hour fundraiser on a 575 acre Versailles farm featuring a 10K course with 18 checkpoints such as mountain biking, ziplining, archery, and canoeing. Proceeds support scholarships and programs for trauma affected individuals.
Two days of obstacle-course racing at Seven Oaks Recreation in Boone, Iowa offering 5K, 6-mile Full Gladiator and junior/parent 5K heats. Sunday includes kid pricing, an exclusive wristband and group drink rewards.
Mad Dash at Treetop Adventures on Lake Hickory pairs a 300 m swim, obstacle course and a 5K run with a separate 5K and a kids fun run. Proceeds support Camp David and a local boarding academy.
Muddy Dash Austin on May 16, 2026 at Travis County Fair Grounds is a few miles of mud obstacles with about a dozen mud pits no deeper than waist deep. Registration includes a bib, finisher medal, and access to a post race festival.