United States
- Alabama 1
- Alaska 1
- Arizona 3
- Arkansas 1
- California 21
- Colorado 5
- Connecticut 1
- Delaware
- District of Columbia
- Florida 13
- Georgia 8
- Hawaii 3
- Idaho 3
- Illinois 7
- Indiana 5
- Iowa 3
- Kansas 2
- Kentucky 4
- Louisiana
- Maine 1
- Maryland 1
- Massachusetts 4
- Michigan 7
- Minnesota 2
- Mississippi 1
- Missouri 4
- Montana 1
- Nebraska 1
- Nevada 1
- New Hampshire 2
- New Jersey 4
- New Mexico
- New York 8
- North Carolina 12
- North Dakota
- Ohio 7
- Oklahoma 3
- Oregon 4
- Pennsylvania 8
- Puerto Rico
- Rhode Island 2
- South Carolina 2
- South Dakota
- Tennessee 5
- Texas 12
- Utah 5
- Vermont 4
- Virginia 4
- Washington 3
- 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 191 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
Spartan Stadion at Citizens Bank Park on Aug 29, 2026 features a mud free 5 km course with 20 obstacles, a kids race, and spectator access.
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 in Charlotte on August 30, 2026 with 18+ obstacles, entries from age 7 and a partnership with 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.
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Muddy Dash at Switchback MX in Pittsburgh on Sep 5, 2026 is a family-friendly 5K mud run with obstacles, mud pits, a pre-party, and a post-race festival with music and food.
An obstacle and mud-focused 5K at Golden Spike Event Center on Sep 5, 2026 with festival activities, packet pickup, and Value and VIP registration options.
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, Stratford on September 12, 2026, with 18+ obstacles and fundraising for the Sterling Community Center.
Conquer The Gauntlet in Tulsa is a four mile obstacle course on September 12, 2026 with over 25 obstacles; a kids course and group pricing are available.
A family-friendly 5K mud run at Milan MX in Detroit with obstacles, mud pits, slides, and a festival-style after-party featuring music, food trucks, and drinks.
A Stadion obstacle race at Angel Stadium of Anaheim on September 12, 2026, featuring a 5 km course with 20 obstacles plus a kids race and spectator options.
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.
An off-road 4 mile obstacle run at Fort Gordon on September 12, 2026, featuring 30+ obstacles, competitive and non-competitive categories, and electronic timing.
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.