United States
- Alabama 1
- Alaska 1
- Arizona 2
- Arkansas 1
- California 20
- Colorado 4
- Connecticut 1
- Delaware
- District of Columbia
- Florida 13
- Georgia 6
- Hawaii 3
- Idaho 4
- Illinois 10
- Indiana 7
- Iowa 3
- Kansas 1
- Kentucky 5
- Louisiana
- Maine 4
- Maryland 1
- Massachusetts 3
- Michigan 10
- Minnesota 2
- Mississippi 1
- Missouri 1
- Montana 1
- Nebraska
- Nevada 1
- New Hampshire 2
- New Jersey 6
- New Mexico
- New York 7
- North Carolina 15
- North Dakota
- Ohio 11
- Oklahoma 3
- Oregon 5
- Pennsylvania 9
- Puerto Rico
- Rhode Island 2
- South Carolina 3
- South Dakota
- Tennessee 4
- Texas 14
- Utah 5
- Vermont 1
- Virginia 7
- Washington 5
- 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 208 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
August 2026
A women-only 5K obstacle mud run in Raleigh on August 23, 2026, held at North Carolina Motorsports Park with 18+ obstacles; open to women aged 7 and up who can run, jog, or walk the course.
NorCal Spartan Event Weekend at Mahon Ranch in Elk Grove features Sprint, Super and Kids obstacle races on rolling trails and river crossings, with spectator options and team registration available.
Tough Mudder Chicago runs at Richardson Adventure Farm on August 29, 2026, with 5K, 15K and an Infinity multi lap format. The event features multiple obstacles, Mudder Village with food and music, finisher items, and spectator access.
A weekend of Spartan obstacle races at Summit Bechtel Reserve in Glen Jean, West Virginia. Includes Sprint 5 km, Super 10 km, Beast 21 km, kids races, a workshop, and spectator access.
Mud Happens is an obstacle run on August 29, 2026 at Phil Moore Park in Alvaton, KY. The main course is a three mile route with at least 20 man made and natural obstacles, and a free kids play area is provided.
A family friendly 5K mud run at Budds Creek Motocross Park on August 29, 2026, featuring obstacles, mud pits, slides, a Pre Party and an After Party with music and food. Standard and VIP registration options are available.
A muddy mix of cross country running and obstacles in Lewiston, Idaho on August 29, 2026. Open to men, women and children, the event can be run casually or as a timed race.
A mud-free 5 km stadium obstacle race at Citizens Bank Park on August 29, 2026, featuring 20 obstacles, stadium stairs and a finisher medal. The event also includes a kids race, spectator options and team registration.
A women-only 5K obstacle mud run at Porter Farms in Concord, NC on August 30, 2026, featuring 18+ obstacles, ticketed standard and VIP packages, and volunteer roles with benefits; the event supports the National Breast Cancer Foundation.
September 2026
Test your limits at Decker Farm with a grueling combination of military boot camp and farm chores. Choose between 4, 12, or 36 hour endurance challenges featuring heavy carries and undisclosed physical tasks.
Muddy Dash in Pittsburgh is a family friendly mud run 5K at Switchback MX with obstacles, mud pits, slides, a pre party and an after party with music and food. Packet pickup is available the day before and spectators enter free.
An obstacle and mud focused 5K at Golden Spike Event Center in Salt Lake City on September 5, 2026. The course mixes mud pits, walls, ropes and 11+ obstacles and includes pre race and finish line festival areas.
A load bearing endurance event at Staunton State Park on September 5, 2026. Routes range from 6.5 to 21.5 miles with loads from 10 to 40 lb and proceeds benefit the Special Forces Foundation.
A family friendly beach 5k obstacle race in Stratford each September, featuring 18 plus obstacles and community fundraising for Sterling Community Center programs. Participants and teams raise funds while running, walking, or navigating obstacles in..
An obstacle course race in Tulsa, OK on September 12, 2026, covering about 4 miles with more than 25 obstacles. A kids course (12 and under) has $20 registration and group pricing is available; promo code CTGDADS gives 25% off.
Tough Mudder Big Bear on September 12, 2026 at Bear Mountain features 5K and 10K obstacle courses at high altitude, named obstacles, finisher medals and apparel, spectator passes, and options for volunteers and group packages.
A family-friendly 5K mud run at Everett A. Cummings Center featuring obstacles, mud pits no deeper than waist level, a pre-party with music, and a finish-area after-party with food trucks and DJs.
A Stadion 5 km obstacle race at Angel Stadium of Anaheim on September 12, 2026, featuring 20 obstacles, a kids race and spectator access inside the ballpark. Ticketed entries and race day services are listed for participants and visitors.
An obstacle mud run at the Jerry Long Family YMCA with a 3.1-mile 5K for ages 7+ and a 1-mile Fun Run for all ages, supporting YMCA health programs and offering new medals for 2026.
A family-friendly mud obstacle run at Nash Ranch Pumpkin Patch in Redding on September 12, 2026, featuring mud and water challenges across ranch terrain. Organized by the Active 20-30 Club of Redding to support local children’s programs.