United States
- Alabama 4
- Alaska 1
- Arizona 4
- Arkansas 1
- California 17
- Colorado 3
- Connecticut 1
- Delaware
- District of Columbia
- Florida 19
- Georgia 7
- Hawaii 1
- Idaho 1
- Illinois 8
- Indiana 7
- Iowa 1
- Kansas 1
- Kentucky 4
- Louisiana
- Maine 2
- Maryland 1
- Massachusetts 2
- Michigan 6
- Minnesota 2
- Mississippi
- Missouri 3
- Montana 1
- Nebraska 1
- Nevada
- New Hampshire
- New Jersey 3
- New Mexico
- New York 7
- North Carolina 8
- North Dakota
- Ohio 4
- Oklahoma 3
- Oregon 4
- Pennsylvania 4
- Puerto Rico
- Rhode Island 1
- South Carolina 2
- South Dakota
- Tennessee 4
- Texas 12
- Utah 5
- Vermont 4
- Virginia 3
- Washington 5
- 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 168 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
A memorial mud run in Deansboro, NY featuring a 5 Mile timed obstacle race, multiple 5K waves, and a kids mile with parking donations supporting local fire and EMS.
TOUGH Gator 5K Mud Run, May 1, 2027 in Central Florida, offers 2K and 5K muddy courses across 200+ acres with proceeds supporting international aid.
An obstacle race day in Dallas GA on May 1, 2027 with full Race and shorter Blitz options, a competitive PRO track, and Savage JR courses for kids 12 and under.
Run Wild Races at Metro Richmond Zoo on May 1, 2027 features a Mini 1 mile, an all terrain 5K, a 2 mile obstacle course, and a virtual 5K supporting wild camel conservation.
Mud Factor is a Seriously Fun 5K obstacle run at Moto541 in Central Point OR on May 8, 2027, offering all ages waves and requiring a signed liability waiver.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
An obstacle mud run at Montvale Springs with a 5K course and a family Fun Run, raising funds for Montvale’s therapeutic programs.
A 4-mile obstacle race across 400 acres with 20+ obstacles, a final 25 yard water element, post-race food and beer for those 21+, benefiting Graham Creek Nature Preserve.
A family-friendly 5K mud run at Adventure Unlimited on May 8, 2027 featuring obstacles, mud pits, a pre-party, and standard and VIP registration options.
Two days of obstacle course racing at Wrangler Springs Ranch in Bigfork, Montana, with Sprint, Super, Beast, Ultra and kids race options.
An obstacle-course weekend at Reveille Peak Ranch, May 15-16, 2027, featuring Sprint and Super races, kids events, an obstacle workshop, and a 12 hour Hurricane Heat.
The Bear Crawl OCR is a locally operated obstacle course event in Morganton, North Carolina, held at a motocross training facility. It offers one- to six-mile courses with rolling terrain, a dirt bike track, creek and pond crossings, and several obst..
Teams tackle a two hour 10K across a 575 acre Versailles farm with 18 checkpoints from biking and ziplining to archery and canoeing, with proceeds supporting scholarships.
Obstacle course races at Big Bear Mountain Resort on May 15 and 16, 2027 include Sprint, Super, Beast and kids events at high altitude with steep climbs.
Tackle the Tar is a 5K obstacle race and family fun day at Rocky Mount Sports Complex that raises funds for local college scholarships.
Obstacle course races on May 15 and 16, 2027 at Seven Oaks Recreation in Boone IA with 5K and 6 mile options, finisher items, awards, and Sunday family deals.
Owner and dog teams tackle a 4+ mile course with 30+ obstacles at OneWorld Pet Resort in Anniston on May 15–16, 2027, with team and individual divisions and multiple awards.
Mud Factor's Seriously Fun 5K mud and obstacle run returns to Mahon Ranch in Elk Grove on May 16, 2027, with adult and KIDZ family waves and required waivers for participants.
A wet and sandy 5K obstacle course at Pere Marquette Beach featuring 25 obstacles; entries include competitive and fun run options. Registration carries a fee and each entry includes a moisture-wicking shirt, with all proceeds supporting Muskegon Res..
An obstacle course event at Byron Motosports Park on May 22, 2027 offering 10K and 5K waves, Special Forces, Ruck division and a kids course, produced by a nonprofit honoring service members.
Snow Ridge Resort hosts the TugMudDare on May 22, 2027 featuring a 5K obstacle course with individual and team heats plus 1.5K kids runs.