Tough Mudder - Los Angeles

San Bernardino, United States • 5-6 Apr 2025

Tough Mudder Los Angeles 2025 is set to take place at Glen Helen Raceway in San Bernardino on April 5 and 6. This challenging obstacle course event features over 20 unique obstacles designed to test participants' strength, endurance, and teamwork. Participants can choose from various race formats, including a 15+ kilometer course and a shorter 5-8 kilometer option. Each finisher will receive a medal, a finisher shirt, and an iconic headband, along with a complimentary drink to celebrate their achievement. Spectators can enjoy the Mudder Village Festival, featuring live entertainment and local food. Visit the organization's website for the most recent information.

Always visit the organization's website for the most recent information!

Race information

Tough Mudder 15+ Kilometers Ca
Tough Mudder 5-8 Kilometers Ca

Mud & Obstacle runs nearby

The In-N-Out Burger Tough Mudder Challenge is a dynamic obstacle course event held at Bear Mountain Resort in Big Bear Lake, California. Scheduled for September 5–7, 2025, it features two race distances: a 10K with over 20 obstacles and a 5K with more than 12 obstacles. The event fosters a spirited atmosphere of teamwork and endurance, with participants navigating muddy, challenging terrain.

Proceeds support the Slave 2 Nothing Foundation, which combats substance abuse and human trafficking. Participants enjoy a festive Mudder Village with In-N-Out’s signature Double-Double® meal at the finish line. Spectator passes and VIP experiences are also available, making it a community-focused weekend of fitness and philanthropy. Visit the organization's website for the most recent information.

Tough Mudder Big Bear 2025, held at Bear Mountain in Big Bear Lake, California, offers a challenging and scenic obstacle course experience. Participants can choose between a 5K course with 12+ obstacles or a 10K course featuring 20 obstacles, designed to test teamwork and endurance. The event is uniquely partnered with In-N-Out Burger, providing exclusive co-branded swag and a finisher Double-Double® meal from onsite cookout trucks. Proceeds support the Slave 2 Nothing® Foundation, combating substance abuse and human trafficking. The event also features a festive Mudder Village with live entertainment, spectator access, and VIP group packages, making it a memorable weekend of fitness and camaraderie. Visit the organization's website for the most recent information.

The Temecula Spartan Event Weekend, held at Lake Elsinore Raceway in California, offers a scenic and challenging obstacle course experience along the shores of Lake Elsinore. Participants can choose from a Sprint 5K with 20 obstacles, a Super 10K featuring 25 obstacles, and kids' races ranging from 1 to 3 kilometers with obstacles. The course showcases rugged trails, rolling terrain, and stunning water views under mild Southern California September weather. Additional challenges include Hurricane Heat endurance events lasting 4, 12, or 24 hours. This event is ideal for all skill levels seeking a thrilling outdoor adventure with team options and family-friendly activities. Visit the organization's website for the most recent information.

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The SoCal Spartan Event Weekend, held at Lake Perris State Recreation Area in Perris, California, offers a challenging obstacle course race experience with scenic mountain views. Participants can choose from multiple race distances: the Sprint (5K with 20 obstacles), Super (10K with 25 obstacles), Beast (21K with 30 obstacles), and a Kids Race (1-3K with obstacles). The course is described as flat and fast but demanding, set in a well-maintained park with camping facilities. The event fosters a competitive yet fun atmosphere suitable for individuals, teams, and families, making it a memorable physical challenge in Southern California’s rugged wilderness. Visit the organization's website for the most recent information.

The Big Bear Spartan Trifecta Weekend, held at Big Bear Mountain Resort in California, is a challenging obstacle course event set at a high altitude of 8,200 feet. Participants face steep climbs and descents over 1,200 feet, testing endurance and strength across three race distances: the 5K Sprint with 20 obstacles, the 10K Super with 25 obstacles, and the 21K Beast featuring 30 obstacles. This extreme course offers expansive Southern California views and the chance to earn a Trifecta by completing all three races in one weekend. The event also includes a kids' race and promotes team participation, with amenities like bag check and parking included. Visit the organization's website for the most recent information.