United States
- Alabama 1
- Alaska
- Arizona 3
- Arkansas 1
- California 22
- Colorado 5
- 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 7
- 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 4
- 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 214 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
April 2027
A 5K obstacle run at Hobb's Grove in Sanger, California on April 25, 2027, with Adult and KIDZ Family waves. Waivers and photo ID are required and spectators pay a cash fee for festival area access.
May 2027
Multi-distance Spartan obstacle races at McCormick Farms near Fayetteville on May 1 and 2 2027, featuring forest, quarry and riverbank terrain plus kids races.
A Stadion 5K obstacle race at Raymond James Stadium on May 1, 2027, featuring 20 obstacles, stair sections, a kids race, and spectator options.
Weekend Spartan obstacle races at Meadow Wood Equestrian Center near Snohomish with 5 km and 10 km courses plus kids races and spectator options.
A 5K mud and obstacle run at Myers Park in McKinney on May 1 2027 with Adult and KIDZ Family waves; signed waiver required and adults must show photo ID.
A self-paced family adventure run at the YMCA in Raleigh on May 1, 2027, featuring a 2+ mile outdoor course with 20+ creative challenges, mud features and a large slip and slide; shirts for early registrants and finisher medals.
Mud Factor Medford is a 5K obstacle run on May 8 2027 at Moto541 in Central Point OR, with Kidz Family and Adult waves. Participants must bring a signed waiver and adults a photo ID; spectators have a cash fee.
An obstacle mud run at Montvale featuring a 5K and a Fun Run for children; the course has over twenty obstacles, a lake dip, vendors and music, and proceeds support Montvale's therapeutic programs.
Spartan obstacle weekend in Burnet Texas at Reveille Peak Ranch featuring Sprint 5 km, Super 10 km, kids races and Hurricane Heat endurance events.
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..
A team 10K adventure race across a 575 acre Kentucky farm with 18 challenge checkpoints and a two hour time limit. A separate 1 mile community event offers food trucks, activities, and six open checkpoints.
A Spartan obstacle-course weekend at Big Bear Mountain Resort with Sprint, Super, Beast and kids races at about 8,200 feet and the chance to earn a Trifecta.
Tackle the Tar is an annual 5K obstacle course and family fun day in Rocky Mount featuring a mud pit and 15+ obstacles. Proceeds support local college scholarships and a separate 1 mile kids race is offered.
Mud Factor Sacramento is a 5K mud and obstacle run at the 300 acre Mahon Ranch in Elk Grove on May 16, 2027, with adult and Kidz family waves, advertised entry fees from $27, and a $10 cash spectator fee for festival access.
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..
Tough Mudder Philly on May 22, 2027 offers 5K and 15K obstacle runs plus an Infinity multi‑lap option and spectator access. The Plantation Field course features rolling hills, riverbed crossings, thick mud and a rural setting about an hour from Phill..
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.
A Spartan obstacle race weekend at Fort Carson, Colorado, featuring Sprint, Super, Beast and Ultra distances plus kids races on high-elevation, rugged trails.
Two-day obstacle race weekend at Toro Park near Salinas with Sprint 5K, Super 10K, kids races and spectator options.
An annual obstacle race in Belton, Texas, about 3 miles along Nolan Creek with roughly 15 to 20 built obstacles and activities for ages 5 to 105.