San Diego Spartan Event Weekend

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, held at Bear Mountain in Big Bear Lake, California, is a challenging obstacle course event featuring customized 5K and 10K courses with 12+ and 20 obstacles respectively. The event, hosted in partnership with In-N-Out Burger, offers participants epic views, teamwork-driven challenges, and exclusive co-branded swag. Proceeds benefit the Slave 2 Nothing® Foundation, supporting the fight against substance abuse and human trafficking. After completing the course, participants enjoy a Mudder Village Festival with In-N-Out’s iconic Double-Double® meal. The event also includes finisher medals, shirts, and headbands, plus options for spectators, VIP experiences, and group packages. Visit the organization's website for the most recent information.

The Angel Stadium Spartan Stadion Weekend, held at the iconic Angel Stadium of Anaheim in Orange County, California, features a thrilling 5K obstacle course race with 20 challenging obstacles. Participants experience a unique course that includes running up and down stadium bleachers, offering an up-close view of the home field of the Anaheim Angels. The event also includes a kids' race of 1 to 1.5 kilometers with obstacles, making it family-friendly. Racers can enjoy the vibrant atmosphere of this historic ballpark and explore nearby attractions like Laguna Beach after the race. The event encourages teamwork and offers special discounts for service members. 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.

The Boot Camp Challenge is a 3-mile obstacle race held at the Marine Corps Recruit Depot (MCRD) in San Diego, one of only two locations where Marine Corps boot camp occurs. Open to the public for one day annually, the course features obstacles similar to those faced by Marine recruits, with encouragement from over 60 Marine Corps Drill Instructors. Designed for all fitness levels, participants can skip obstacles without penalty.

The event celebrates the 250th anniversary of the U.S. Marine Corps and offers unique prizes, including a Harley-Davidson motorcycle. Spectators enjoy free admission, entertainment, and Marine Corps cultural displays. Visit the organization's website for the most recent information.

The SoCal Spartan Event Weekend, held at Lake Perris State Recreation Area in Perris, California, offers a challenging obstacle course race experience set in a scenic mountain-rimmed valley. Participants can choose from Sprint (5K with 20 obstacles), Super (10K with 25 obstacles), Beast (21K with 30 obstacles), and Kids Race (1-3K with obstacles). The course is described as flat and fast but demanding, providing a rigorous test of mind and body. The venue features well-maintained park facilities and camping grounds, making it ideal for teams and families. Located about 40 minutes south of San Bernardino, this event kicks off the Spartan racing season with a vibrant and supportive atmosphere. Visit the organization's website for the most recent information.