Natro@Noli Indian School

Set on the Cahuilla Indian Reservation in Anza, California, Cahuilla Rez Ultra is a Native‑organized fundraiser for the tribe’s Youth and Family Programming. Runners can choose from a 100‑mile option, 24, 12, and 6‑hour races, a half marathon, and a Tribal Member 5k. The course is a scenic 2‑mile lo..

The Machete Muertos 200 is an ultramarathon event held at Lake Perris, California, featuring multiple race distances including 10, 20, 50, 100, and 200 miles, plus a 20-mile ruck division. The course consists of challenging loops with significant elevation gains—2,300 feet per lap for shorter distan..

Wildwood Canyon Trail Run takes place in Wildwood Canyon State Park, Yucaipa, California. The event features an 8-hour loop course: a 3.6-mile loop with roughly 600 feet of vertical gain per lap, offering rugged canyons, meadows, and oak-studded terrain. Runners may complete as many loops as time al..

Boundiful Endurance Runs take place at Washburn Ranch in Hemet, California, featuring a one-mile loop on a 100% hardpacked dirt surface through a Southern California fruit and nut farm. The event offers multiple race options including 3, 6, 12, and 24-hour runs, a 100-mile solo challenge, and relay..

Bedrock Valley Trail Runs is a new trail-running festival staged at Diamond Valley Lake Marina near Hemet, California. Hosted by Elevation Culture, it features a weekend of events including a Trail Marathon, Trail Half Marathon, 15K, 10K, 5K, a Stroller 5K, and a Kid’s 1-Mile Fun Run on Saturday, pl..

The Nanny Goat race, held at a private horse ranch in Riverside, California, offers a unique ultrarunning experience over Memorial Day weekend. Participants can choose from distances of 6, 12, 24 hours, a 100-mile solo race, or a 24-hour relay for teams up to four runners. The course is a flat, one-..