United States
- Alabama 1
- Alaska
- Arizona 3
- Arkansas 1
- California 22
- Colorado 4
- Connecticut 1
- Delaware
- District of Columbia
- Florida 13
- Georgia 9
- Hawaii 3
- Idaho 4
- Illinois 9
- Indiana 7
- Iowa 3
- Kansas 1
- Kentucky 5
- Louisiana
- Maine 3
- Maryland 1
- Massachusetts 5
- Michigan 6
- Minnesota 4
- Mississippi 1
- Missouri 4
- Montana 1
- Nebraska 1
- Nevada 1
- New Hampshire 2
- New Jersey 6
- New Mexico
- New York 7
- North Carolina 13
- North Dakota
- Ohio 10
- Oklahoma 4
- Oregon 5
- Pennsylvania 10
- Puerto Rico
- Rhode Island 2
- South Carolina 3
- South Dakota
- Tennessee 5
- Texas 14
- Utah 4
- Vermont 1
- Virginia 6
- Washington 3
- West Virginia 2
- Wisconsin 2
- 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 211 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
July 2026
An outdoor obstacle race at Sunday River in Newry, Maine, featuring a 5K course of mud, water, walls and woods, two new obstacles for 2026, a slopeside music event and a separate Mini Mountain kids race.
Muddy Dash Richmond on July 25, 2026 at Virginia Motorsports Park is a non-competitive 5K with obstacles, mud pits, and on-site Pre-Party and After-Party festivities. Family-friendly registration options include value and VIP packages.
Operation JERSEY X on July 25, 2026 in Hardwick Township, New Jersey features repeated 3.5 mile loops with about 1,220 ft of gain per loop. The X Series offers two divisions, Heavy with escalating weight and Endurance.
Two days at Brady's Run Park offering a 5K trail, a 4-hour multi-lap challenge, and both open and competitive 2-mile obstacle course formats with wooden finisher medals and prize awards.
Teams of two race head to head over a just under 300 yards obstacle course with dry obstacles and a likely muddy section in West Concord on July 25, 2026. Open to adults 18 and up; registration fee is $15.
Muddy Princess Michigan is a women only 5K obstacle mud run at Rouch Off-Road Vehicle Park on July 26, 2026. The course includes more than 18 obstacles and welcomes participants aged seven and up to run, jog or walk.
August 2026
Tough Mudder Indiana at CERAland Park on August 1, 2026 offers 15K and 5K obstacle courses across woodland and farmland, plus spectator, VIP, group, and volunteer options.
At Tryon International Equestrian Center, the Asheville Spartan Event Weekend stages trail obstacle races across red clay hills, creek beds, and horse trails. Races include Sprint, Super, a kids race, plus an obstacle workshop and spectator options.
Indiana Spartan Hurricane Heat Weekend in Columbus, IN offers 4 hour and 12 hour Hurricane Heat formats at CERAland Park on August 1, 2026. The 12 hour format has 25 challenges and an age minimum of 18.
Test your endurance at this military inspired obstacle course featuring mud crawls and climbing walls. Supporting the Light Foundation, the event offers a 5k trail for adults and a dedicated race for children.
An obstacle 5K at Three Palms Action Sports Park in Houston on August 1, 2026 featuring mud, walls, ropes, and monkey bars, plus a pre-race packet pickup and a finish line festival. Registration includes Value and VIP package options.
Muddy Dash Boston is a family-friendly 5K mud run at 508 INTL Adventure Sports Center on August 1, 2026, with obstacles, mud pits and slides, plus a pre-party and an after-party with music and food.
A loaded trail event at Esmeralda Trailhead in Cle Elum, Washington on August 1, 2026. Two options: a 13 mile route with 4,406 ft elevation gain and a 9 mile mini with 2,831 ft, each requiring a 20 lb dry load.
An obstacle and trail running event at Diamond Lake Resort in Owensboro, Kentucky, featuring 5K and 10K options, 28 obstacles, and youth races for ages 4 to 13. Proceeds benefit MentorKids Kentucky.
LIC Wellness Fest presents the Hurricane Fit Race on August 1, 2026 in Long Island City, Queens. The event runs a one block obstacle course with 20 obstacles and features live results, free finish photos, and on site wellness activities.
A farm work inspired obstacle course at Waid Park on August 1, 2026, featuring more than 20 obstacles and new farm themed elements. Registration includes chip timing, a logo shirt and live bluegrass; kids 12 and under may participate free.
A farm themed 5k at the Bonneville County Fair with a flat course, multiple water stations, finishers awards, and a free looped kids obstacle course.
Hurricane Heat 4 and 12 hour events at CERAland Park in Columbus IN on August 1 2026, held alongside a Tough Mudder weekend with team registration and listed entry prices.
Obstacle course at the Jackson County Fair on 08/01/2026 with age divisions, set distances and specified obstacle counts for each group.
A women only 5K obstacle mud run at East Fork Motocross Park in New Vienna, Ohio on August 2, 2026. The course features over 18 obstacles and welcomes female participants aged 7 and older to run, jog or walk together.