MudSlayers Mud RunMarch 22, 2014 - New Smyrna, Florida 1 of 12
Test your agility, strength and endurance at the Mudslayers Mud Run. This 5K race has up to 30 obstacles, depending on the location, so get dirty, challenge yourself, and have a blast.
Gritty Goddess Women's 5K Obstacle/Mud RunApril 26, 2014 - Galveston, Texas 2 of 12
Be a mud goddess for a day at this women-only event. Run solo or grab your fit gal pals for this mud run with over 28 obstacles.
Jurassic Classic Mud RunMay 17, 2014 - Hemet, California 3 of 12
Looking for a new adventure this spring? Grab your friends and family, conquer mud pits, and crush obstacles at the Jurassic Classic 5K. Sign up early to receive a Jurassic Classic Mud Run T-shirt and goodie bag.
The Mud GamesJune 14, 2014 - Minnesota 4 of 12
The Mud Games offers a 5K and a 1.5-mile course, so whether you're a beginner or a veteran, you can test your limits, get muddy, and have a great time on race day. Participants will receive a T-shirt, finisher's medal, goodie bag and post-race beverage.
Dirty Dog Mud Run - SummitFestJuly 12, 2014 - Oconomowoc, Wisconsin 5 of 12
Run through mud, water, tires and dirt at the Dirty Dog Mud Run. After you conquer the course, celebrate your victory at the post-race party with live music and refreshments.
Udder Mud RunAugust 9, 2014 - Covingon, Georgia 6 of 12
Enlist your family and friends and climb, crawl, jump, and jog at the Udder Mud Run, a 6K with 20+ obstacles. If you're not feeling up to the 6K, you can run the Family & Friends 1-Miler instead.
In Your Face 5K Mud RunSeptember 13, 2014 - Spokane, Washington 7 of 12
Test your physical and mental strength on this challenging course with over 20 obstacles. Drill sergeants will push you to do your best, and you can celebrate your victory once you cross the finish line.
Terrain Tucson Mud RunOctober 4, 2014 - Tucson , Arizona 8 of 12
Whether you choose the 3- or 5-mile course, there's something for everyone at the Terrain Tucson Mud Run. If you're feeling super competitive, sign up for the 9 a.m. wave for your chance to win cash and gear prizes.
The Fugitive Mud Run Obstacle CourseNovember 30, 2014 - Rolla, Missouri 9 of 12
The Fugitive Mud Run, designed by military and law enforcement, is a 3- to 4-mile course with over 100 obstacles. Register as an individual or with a team and see if you have what it takes to make it through this extreme course.
Foam Fest SeriesVarious Locations and Dates 10 of 12
Soak up some suds at the Foam Fest 5K. This summertime event combines mud, obstacles, foam and fun. Grab your fitness-minded friends and get ready to party.
Fitathlon ChallengeVarious Locations and Dates 11 of 12
Think you're ready for an ultimate challenge? Find a Fitathlon near you. With 15 to 20 grueling obstacles, you'll climb walls and cargo nets, flip tires, and tackle other physical challenges along the way. Whether you're a novice or a mud-run veteran, lace up your shoes and put your endurance to the test.