United States
- Alabama 2
- Alaska 1
- Arizona 2
- Arkansas 2
- California 19
- Colorado 7
- Connecticut 2
- Delaware
- District of Columbia
- Florida 10
- Georgia 7
- Hawaii 3
- Idaho 3
- Illinois 10
- Indiana 9
- Iowa 2
- Kansas 2
- Kentucky 5
- Louisiana 1
- Maine 4
- Maryland 2
- Massachusetts 5
- Michigan 7
- Minnesota 2
- Mississippi 1
- Missouri 5
- Montana 1
- Nebraska 1
- Nevada 1
- New Hampshire 2
- New Jersey 7
- New Mexico
- New York 12
- North Carolina 14
- North Dakota
- 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 9
- 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 244 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
May 2026
Tough Mudder Philly on May 23, 2026 at Plantation Field offers 5K, 15K and Infinity obstacle runs with named obstacles, finisher items, spectator festival access, and group and volunteer options.
A multiwave obstacle course at Byron Motosports Park offering 10K, 5K, ruck, and kids divisions, with Special Forces and Endurance competitive formats and team entry packs available.
Muddy Dash in Dallas Fort Worth is a family-friendly 5K mud run at Village Creek Motocross Park on May 23, 2026, featuring obstacles, waist-deep mud pits, a pre-party and a post race festival with music, food trucks and drinks.
An annual obstacle course at Liberty Park in Belton, TX, the Spartacus Dash follows Nolan Creek for about 3 miles with 20 plus obstacles and activities for ages 5 to 105. The event supports the Gary Sinise Foundation and is organized by ASCO Equipmen..
A community obstacle course in Junction City offering 2K and 4K routes with multiple obstacles, age divisions for kids and adults, participant T-shirts, awards by gender, and on-site food, water, a foam pit, and live DJ.
A 5-mile urban obstacle race in downtown Wheeling with 20+ obstacles, heats of up to 175 people, and a post-race party. Open to participants aged 16 and older on May 24, 2026.
An obstacle race weekend at Toro Park near Salinas on May 30-31, 2026, featuring a 5 km Sprint with 20 obstacles, a 10 km Super with 25 obstacles, kids races and trail events across wooded, hilly coastal terrain.
At Fort Carson near Pike's Peak on May 30 to 31, 2026, Spartan offers multiple obstacle races at high elevation. Events range from a kids 1 to 3 km race to a 50 km Ultra and include a pre event workshop and spectator access.
Muddy Dash in Oklahoma City is a 5K mud run with obstacles and waist-deep mud pits, plus a pre-party and an after-party with music, food, and beer at Lost Lake Entertainment Complex on May 30, 2026. Kids are welcome under event rules.
A 5K style mud and obstacle course in East Fork State Park featuring more than 15 natural and man made obstacles, from crawls and climbs to cargo nets and a final sandy beach run. The route uses existing trails and is about 3.1 miles.
A farmer inspired obstacle course of about 2 miles at Alsteen Farms in Lena, WI on May 30, 2026. The course includes farm chores like feeding calves and climbing through a tractor, with a yogurt bar and optional farm tour. $25 entry.
Operation Mohawk Tactical 2 in Foxboro, MA offers 4, 5, and 9 mile running and rucking options. The event honors fallen service members and supports veteran and first responder suicide prevention under the mission of 22Mohawks.
Trail X Endurance Challenge on 05/30/2026 in Benton, LA pairs trail miles with functional obstacles across four divisions for adults and kids, with courses from about 1 mile to 11 miles and event swag for finishers.
A two-day outdoor obstacle event in Wallkill, NY featuring an adults 100 m sprint and multi-lap endurance course plus kids 50 m and 1K OCRs, on-course medals, a nonprofit Teddy Bear Crawl presence, and a 3D printing fundraiser for youth programs.
A team obstacle run at Meramec Adventure Ranch featuring a 9 mile course with 50 plus obstacles and a 2.3 mile fun-run option. Teams stay together, face land and water challenges including two swims, and carry a provided egg while supporting a fundra..
A 3-mile obstacle race in Downtown El Paso on May 31, 2026 featuring 15+ obstacles, on-course safety measures, hydration and recovery zones, and entertainment along the route.
A women-only 5K obstacle mud run at Music City Raceway in Nashville on May 31, 2026, with 18+ obstacles. The non-competitive event welcomes females aged 7 and up and supports the National Breast Cancer Foundation.
June 2026
A multi-distance Spartan weekend at Perfect North Slopes near Cincinnati with muddy, hilly terrain and multiple obstacle races including Sprint, Super, Beast and Ultra. The festival area and onsite parking are located at the ski resort.
A 5K obstacle run at Brookdale Farms in Eureka, MO on June 6, 2026 with Adult and KIDZ Family waves, sale pricing noted, required signed waiver and photo ID for adults, and a spectator fee for festival area access.