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 3
- Illinois 9
- Indiana 4
- Iowa 3
- Kansas 2
- Kentucky 4
- Louisiana
- Maine 2
- Maryland 1
- Massachusetts 4
- Michigan 6
- Minnesota 2
- Mississippi 1
- Missouri 4
- Montana 1
- Nebraska 1
- Nevada 1
- New Hampshire 2
- New Jersey 6
- New Mexico
- New York 6
- North Carolina 12
- North Dakota
- Ohio 8
- Oklahoma 4
- Oregon 5
- Pennsylvania 9
- Puerto Rico
- Rhode Island 2
- South Carolina 3
- South Dakota
- Tennessee 5
- Texas 12
- Utah 5
- Vermont 1
- 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 196 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
Women-only 5K obstacle mud run at East Fork Motocross Park on August 2, 2026, featuring 18+ obstacles and open to participants aged 7 and up.
A family mud and obstacle event in Morganton NC with a one mile course, 16 obstacles, giant sprinklers, inflatables and a lazy river. Registration includes a shirt and medal, photos are free and parking is $10 per car.
The event is cancelled. It had been planned as a 10K ruck obstacle course at Pineland Farms in New Gloucester, Maine, featuring The Crucible with 20+ obstacles and prize rules requiring participants to ruck the full course with a pack.
A family-friendly 5K mud run on August 8, 2026 at New Jersey MotorSports Park with obstacles, mud pits, festival-style pre- and post-event parties.
Obstacle and mud focused 5K at Lost Lake Entertainment Complex in Oklahoma City on August 8, 2026 with pre race and finish line festivals and multiple registration packages.
Experience a 5k mud run and garden party at the Wooden Shoe Tulip Farm. This annual event combines an adventurous obstacle course with a vibrant flower festival to support local charitable community projects.
Operation YOSEMITE 2026 is an in-person trail event in Mono County, California on August 8, 2026, offering four distances from 6 to 22 miles with a 20 lb dry load and specified elevation gains.
A multi-event day in Coal Valley with a 5K Mud Adventure Run, a Ninja Kids Run, and a Cross Country Trail Run. Main obstacles include a Tire Wall, Ninja Scaling Wall and Weight Lift; spectator entry is $7.
At Tom Pence Ranch on Aug 8-9, 2026, the Boise Spartan Trifecta Weekend features Sprint, Super and Beast obstacle races, kids races, an obstacle workshop, and spectator access.
The Thirteenth annual JailBreak Escape Urban Challenge Run is a 3.1 miles obstacle course in Lexington SC on August 8, 2026, supporting law enforcement with competitive and noncompetitive team options.
Community fundraising event in Ocilla featuring a 5K obstacle course, a one-mile obstacle course, and a kids course with proceeds benefiting a local family.
Test your endurance at the Wildwood Navy Seal Challenge with ocean swimming and beach running. Navigate sand and water obstacles in individual or team categories on the New Jersey shore.
A women only 5K obstacle mud run in Rossville, IN on August 9, 2026 featuring 18 plus obstacles and a focus on teamwork and group participation.
A youth and family 2K obstacle course at Maxwell Park with about 15 obstacles. Waves serve ages 5 and up; participants get a shirt, medal and a timed result, with trophies for top three in each competitive age group.
Obstacle course events in Zelienople on August 23, 2026, featuring a 1.2 to 1.5 mile loop race, age-group challenges, awards, and a multi-day kids camp.
Two-day Spartan Trifecta at Dillingham Ranch Oahu with Sprint, Super, Beast and Ultra races, kids events, and an obstacle workshop.
Awarded OCR Buddy People's Choice, Highlander Assault in Pingree Grove IL offers 3K, 5K and 15K obstacle heats plus night and haunted 5K events.
An obstacle and mud focused 5K at Village Creek Motocross Park in Dallas Fort Worth on August 15, 2026 with a festival, packet pickup, and varied course obstacles.
Family friendly 5K mud run in Philadelphia with obstacles, mud pits, slides, pre party and after party, plus a Buy One Give One registration donation program.
Hill of a Race 2026 in Bloomington, IL combines a lap based Endurance Challenge with multiple 3 mile obstacle course waves, including competitive men, women, masters and several recreational waves.