Ultra Marathon Races in California, United States

Map of Ultra Marathons in California

Badwater 135

Mt. Whitney, California, United States
Perhaps one of the toughest ultras anywhere, the Badwater 135 is 135 miles (217 km) through California's Death Valley, one of the most in-hospitable places on Earth!

Western States 100-Mile Endurance Run

Solo Race Potential to be running at night Potential for Hot weather

Squaw Valley, California, United States
The Western States 100-Mile Endurance Run is the world’s oldest 100-mile trail race starting in Squaw Valley, California and ending in Auburn, California.