United States
- Alabama 3
- Alaska 1
- Arizona 2
- Arkansas 2
- California 19
- Colorado 7
- Connecticut 2
- Delaware
- District of Columbia
- Florida 11
- Georgia 7
- Hawaii 3
- Idaho 3
- Illinois 11
- Indiana 9
- Iowa 3
- Kansas 2
- Kentucky 5
- Louisiana 1
- Maine 4
- Maryland 2
- Massachusetts 5
- Michigan 6
- Minnesota 2
- Mississippi 1
- Missouri 4
- Montana 1
- Nebraska 1
- Nevada 1
- New Hampshire 4
- New Jersey 7
- New Mexico
- New York 13
- North Carolina 16
- North Dakota 1
- Ohio 14
- Oklahoma 5
- Oregon 5
- Pennsylvania 10
- Puerto Rico
- Rhode Island 1
- South Carolina 5
- South Dakota
- Tennessee 4
- Texas 18
- Utah 5
- Vermont 4
- Virginia 8
- 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 251 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
Experience a family friendly obstacle course in Garner where parents and kids aged 5 and up run together. Tackle a two mile course featuring up to 16 obstacles with options for medals and even your dog.
Mud Factor Anchorage is a 5K mud and obstacle run at Kincaid Park on July 19 2026. A signed liability waiver and photo ID for adults are required and spectators pay a cash fee for festival area access.
Tough Mountain Challenge is a 5K obstacle-course event at Sunday River Resort on July 25, 2026, with multiple waves over the day. The course runs on ski trails and wooded terrain and includes custom-built obstacles and muddy sections.
Muddy Dash Richmond on July 25, 2026 is a mud run 5K at Virginia Motorsports Park featuring obstacles, waist deep mud pits, and pre party and after party entertainment with music and food. Family friendly options include value and VIP packages and a..
A looped mountain event on July 25, 2026 at Mount Tammany, New Jersey, featuring 3.5 mile loops with 1,220 ft gain per loop and two X Series divisions, including a Heavy division with escalating weight across loops.
A weekend of trail and obstacle racing at Brady's Run Park on July 25-26 featuring a 5K trail, a four hour multi lap challenge, and a two mile obstacle course race. The OCR course sits in a central oval for repeated loops and spectator viewing.
Muddy Princess Michigan is a women only 5K obstacle mud run at Rouch Off-Road Vehicle Park on July 26, 2026. The course features 18+ obstacles, welcomes ages 7 and up, and is organized as non competitive with an emphasis on teamwork.
August 2026
Tough Mudder Indiana at CERAland Park on August 1, 2026 features 15K and 5K obstacle courses across woodland and farmland, finisher items, spectator village options, group packages, volunteer roles, and Spartan Hurricane Heat events alongside the mai..
Obstacle course weekend at Tryon International Equestrian Center on Aug 01 and 02, 2026 featuring Sprint, Super and Kids races plus workshops and spectator options on trails, clay climbs and creek beds.
A Hurricane Heat weekend in Columbus, IN on August 1, 2026, offers a 12 hour HH12 and a 4 hour HH4 format, with tickets listed from $166 and $116 and team and service member discounts available.
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.
Terrain Race Houston on August 1, 2026 at Three Palms Action Sports Park features a 5K style obstacle course with mud, walls, ropes and monkey bars. The event includes pre race and finish line festivals and Value or VIP registration options.
A 5K mud run on August 1, 2026 at 508 INTL- Adventure Sports Center in Boston, featuring obstacles, mud pits and slides, plus Pre-Party and After-Party with music, food and beer. Kids are welcome and light quick-dry gear is recommended.
Farm Strong OCR is a farm inspired obstacle course in Rocky Mount on August 1, 2026. The chip timed event includes more than 20 obstacles, a t-shirt, live bluegrass music, and a free kids course for ages 12 and under.
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.
A women only 5K obstacle mud run on August 2, 2026 at East Fork Motocross Park featuring 18+ obstacles, an emphasis on fun and teamwork, and open to participants ages 7 and up.
A women only 5K obstacle mud run at East Fork Motocross Park on August 2, 2026, focused on fun rather than competition, with spectator access, Bag Drop for a fee, and age and waiver requirements for young participants.
A one mile obstacle mud run with 16 obstacles, giant sprinklers and a lazy river at the Bennick Compound in Morganton, NC. The event focuses on mud and water course features within a short, obstacle centered layout.
The event is cancelled. It had been planned as a 10K ruck obstacle course at Pineland Farms in New Gloucester, Maine, featuring The Crucible with 20+ obstacles and prize rules requiring participants to ruck the full course with a pack.