Big Bear Spartan Trifecta Weekend

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 emphasizes teamwork and offers epic mountain views, a secret obstacle menu, and exclusive co-branded swag. Participants earn unique finisher medals, shirts, and headbands, plus a celebratory Double-Double® meal from In-N-Out Burger at the Mudder Village Festival. Proceeds support the Slave 2 Nothing® Foundation, combating substance abuse and human trafficking. The event also offers spectator passes, VIP experiences, group packages, and volunteer opportunities, creating a vibrant and supportive atmosphere for all. Visit the organization's website for the most recent information.

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 main race distances: a 10K with over 20 obstacles and a 5K with more than 12 obstacles. The event emphasizes teamwork and endurance across muddy, challenging terrain.

Participants are welcomed at the Mudder Village Festival with In-N-Out’s signature Double-Double® meal. Proceeds support the Slave 2 Nothing Foundation, which combats substance abuse and human trafficking. The event fosters a spirited atmosphere, encouraging community and fundraising efforts alongside the physical challenge. Visit the organization's website for the most recent information.

The Temecula Spartan Event Weekend, held at Lake Elsinore Raceway in California, offers a thrilling obstacle course experience set against the scenic backdrop of Lake Elsinore, Southern California’s largest natural freshwater lake. Participants can choose from multiple race distances including the Sprint 5K with 20 obstacles, the Super 10K featuring 25 obstacles, and kids’ races ranging from 1 to 3 km. The course features rugged trails, rolling terrain, and stunning lakeside views, providing a challenging yet picturesque environment. The event also includes Hurricane Heat endurance challenges and a Trifecta Pass for those seeking to complete multiple races. Ideal for all skill levels, it promises a fun, adventurous weekend under mild SoCal sunshine. Visit the organization's website for the most recent information.

Ruff Run California 2025 is an exciting annual obstacle run taking place in Phelan, California, designed for participants and their dogs. The event features over 20 obstacles that challenge both physical endurance and teamwork between participants and their pups. The course includes a 4ishK run filled with mud, water, and strategic challenges, making it a fun and engaging experience. This year, participants will receive custom jerseys to commemorate the event. The day will also include an after-party with music, games, and vendors, set against the beautiful backdrop of the high desert at 4200 feet above sea level. 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.