Obstacle Race Calendar near San Bernardino 2026-2027

Tough Mudder Los Angeles on March 21, 2026 at Lake Elsinore Raceway offers 15K, 5-8K, Infinity laps, spectator passes, and group packages, with named obstacles and finisher items including medals, shirts, headbands, and a finisher drink.

Conquer high-altitude Spartan obstacle races at Big Bear Mountain Resort. The extreme weekend features Sprint, Super, and Beast distances, with a kids race also available. The courses are known for significant elevation gain and descents.

Tough Mudder Big Bear on September 12, 2026 at Bear Mountain near Big Bear Lake offers 5K and 10K obstacle runs plus a Mudder Village spectator experience. Finishers receive 2026 medals, shirts, headbands and a free finisher drink.

An obstacle event in Phelan, California where people and their dogs navigate a 20 acre course with over 20 obstacles, including mud, water and problem solving. The program also offers a 1k walk/run and a volunteer option.

Kick off the Spartan season at the scenic Lake Perris State Recreation Area. Choose from four obstacle course distances, from a 5K Sprint to a 21K Beast. The event offers camping, team starts, and is located south of San Bernardino.