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!
November 2026
A mud and obstacle focused 5K at Oak Canyon Park in Irvine on November 21, 2026, featuring mud pits, walls, ropes, monkey bars and a festival area with vendors and food.
An obstacle-course weekend at Sandy Oaks Ranch near San Antonio offering Sprint, Super, Beast, kids races, and Hurricane Heat events. Team entries can secure shared start times and eligible service members may receive discounts.
Two days of Spartan obstacle races at Phoenix Raceway featuring Sprint 5 km, Super 10 km and Beast 21 km distances plus a kids race; completing all three adult distances earns a Trifecta.
A late November running event in Stillwater, Oklahoma offering 50K and 25K distances. Registration closes November 20.
December 2026
A Trifecta weekend at Skipper Ranch near Sebring, Florida, featuring Sprint, Super and Beast courses across farmland, marsh and calf-deep mud. A kids race, workshop and spectator options run alongside the main races.
January 2027
Experience a 5k mud run or a color run in Stuttgart Arkansas to support cancer patients. Choose from timed competitive heats, team challenges, or a kids course featuring specialized obstacles on flat terrain.
Lake Perris hosts a Spartan obstacle weekend Jan 23–24, 2027 with 5 km, 10 km, 21 km and kids races across a flat, fast course by the lake. Team entries, spectator access, volunteer options and service member discounts are available.
A winter obstacle race at Lake Geneva offering 5K, 10K, a 20K Yeti Challenge, a kids course, team packs and a virtual option. Fun heats allow skipping obstacles while the Elite division requires full obstacle completion for podiums.
February 2027
A weekend Spartan obstacle event at Fort McDowell Rodeo Grounds featuring sprint, super and kids races across warm, dusty trails that pass towering cactus and part of the Yavapai Nation Reservation.
A Spartan obstacle-course weekend at Diamond D Ranch near Jacksonville on Feb 27-28, 2027, featuring Sprint, Super, Kids and trail distances on a mostly flat course with mud and grazing animals; team entries and verified service member discounts are..
An obstacle course event at Reveille Peak Ranch on February 27, 2027 offering 15K and 5K courses, Infinity laps, spectator passes, and group options. The course features forest trails, creeks, rocky hills, and multiple named obstacles.
March 2027
Spartan obstacle races at Sand Hollow State Park feature red sand dunes, sandstone ridges and reservoir views. Multiple distances run over desert terrain, including Sprint, Super, Beast and a kids race.
A weekend of Spartan obstacle races at the Georgia International Horse Park in Conyers, GA, featuring Sprint, Super, Beast and Kids courses across hilly, wooded and muddy terrain with water crossings and technical sections.
Spartan Trifecta Weekend at 7iL Ranch near Houston stages obstacle races across sandy hills, wooded trails and creek crossings, with Sprint, Super, Beast and a kids race available.
Tough Mudder Los Angeles on March 20, 2027 at Lake Elsinore Raceway blends winding single-track and arid ridges with waterlogged mud obstacles. Event formats include 15+ km and 5 to 8 km courses, an Infinity multi-lap option, and spectator access.
Tough Mudder Los Angeles at Lake Elsinore Raceway on March 20, 2027 offers multiple course options including a 15K with 20 plus obstacles, a shorter 5 to 8 kilometer course, Infinity laps, spectator access, and group packages.
A flat and fast Spartan obstacle weekend at Burt Aaronson South County Regional Park in Boca Raton, featuring a Sprint 5 km with 20 obstacles, kids races, Hurricane Heat endurance heats, team options, and spectator access.
April 2027
A team-based adventure in New Smyrna Beach where two-person teams tackle 20-plus obstacles including puzzles and physical tasks. Participants must wear the event shirt and bib; racers must be at least 10 years old.
The Charlotte Spartan Event Weekend at Porter Farms on April 3 and 4, 2027 features mud and creek crossings with multiple obstacle-course race options including Sprint, Super, Kids races and Hurricane Heat endurance heats.
A weekend obstacle course event at Stanislaus County Parks offering multiple races from a kids run to a 50 km ultra, with technical trail sections and signature obstacles across grasslands and hills.