United States
- Alabama 1
- Alaska 1
- Arizona 3
- Arkansas 1
- California 22
- Colorado 4
- 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 7
- Minnesota 4
- Mississippi 1
- Missouri 3
- Montana 1
- Nebraska 1
- Nevada 1
- New Hampshire 2
- New Jersey 6
- New Mexico
- New York 7
- North Carolina 15
- North Dakota
- Ohio 11
- 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 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 217 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 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 fundraising obstacle event at Lexington High School featuring a two-loop 5K with repeated obstacles and a 1 mile fun run with slip n' slide elements. Proceeds support the Lexington Cross Country team and registrants receive a race shirt.
A mud run held with the Apache County Fair in Saint Johns, AZ on August 29 2026, featuring competitive and family races. Pre registration is $15 per person until August 26 with day entries at $20 and a 20% team discount.
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.
An obstacle based 5K at Short Beach in Stratford CT featuring more than 18 obstacles and a family friendly course. Proceeds support the Sterling Community Center including the food pantry and youth programs.
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 is an obstacle mud run at Bear Mountain near Big Bear Lake, California. It offers 10K and 5K courses, spectator and group options, named obstacles, finisher items and a Mudder Village pass.
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 with 20 obstacles at Angel Stadium of Anaheim on Sep 12, 2026, plus kids races and spectator tickets; the event lists an average finish time near 1 hour 32 minutes and a 4.8 rating from 40 testimonials.
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.
An outdoor mud obstacle run near Redding, CA, with a just-under 5 km course through fields, hills and creek crossings. The family-oriented event includes vendors, children's activities, food, drinks and event swag.
City Challenge Race returns to Jersey City on September 12, 2026 with a fast 3-mile urban obstacle course featuring 20+ city-style obstacles, new finisher medals, professional chip timing, awards and free race photos.
Experience an outdoor adventure at Everest Park featuring a four mile obstacle course with forty natural and man made challenges. Families can choose between the full mud run or a specialized mini course for younger children.
An off road 3 mile obstacle course with mud pits, hills, water and multiple waves at Harmony Family Center in Maryville on September 12, 2026. A separate 1K youth run allows an adult to accompany young children.
A muddy, off road 4 mile obstacle course on September 12, 2026 at 19th St. and Barnes Ave. Features 30 plus obstacles, competitive and non competitive categories, electronic timing, and an age minimum of 13.
A farm based obstacle event with a 5K course and a 1 mile kids option, featuring over 20 obstacles, pumpkins, food trucks, and educational displays at South Plymouth Pumpkins in Washington Court House.