2016 - 2017 California Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized in California among 189 races.

189 races

San Diego 100 Mile Endurance Run

2016-06-03
USA / Pacific / California / Laguna
Ultramarathon - 100 miles
UTMB Qualifier Trail Western States Qualifier

Loco Half Marathon

Loco 50K
2016-06-04
USA / Pacific / California / Chico
Ultramarathon - 50 kilometers

The Loco Go Big or Go Home Challenge

Loco 50K
2016-06-04
USA / Pacific / California / Butte Meadows
Ultramarathon - 50 kilometers

Rim to Rim Trail Run

50M
2016-06-11
USA / Pacific / California / Chico
Ultramarathon - 50 miles
Trail

Rodeo Valley Trail Run

Rodeo Valley Trail Run Spring 50K
2016-06-11
USA / Pacific / California / Rodeo Beach
Ultramarathon - 50 kilometers
Trail Inside Trail Racing

Shadow of the Giants

Shadow of the Giants 50K Trail Run
2016-06-11
USA / Pacific / California / Fish Camp
Ultramarathon - 50 kilometers
Trail

Big Basin Trail Run

Big Basin Trail Run 50 km
2016-06-12
USA / Pacific / California / Los Gatos
Ultramarathon - 50 kilometers
Trail Coastal Trail Runs

Canyon Meadow Trail Run (June)

Canyon Meadow 50 km Trail Run (May)
2016-06-18
USA / Pacific / California / Oakland
Ultramarathon - 50 kilometers
Hilly Trail Coastal Trail Runs

Burton Creek Trail Run

Burton Creek Trail Run 50K
2016-06-19
USA / Pacific / California / Tahoe City
Ultramarathon - 50 kilometers
Trail Tahoe Trail Running Series

Western States Endurance Run

2016-06-25
USA / Pacific / California / Squaw Valley
Ultramarathon - 100 miles
UTMB Qualifier Trail Western States Qualifier Ultra-Trail World Tour circuit

San Lorenzo River Trail Run

San Lorenzo River Trail Run 50 km
2016-06-26
USA / Pacific / California / Harvey West Park, Santa Cruz
Ultramarathon - 50 kilometers
Trail Coastal Trail Runs

Golden Gate Trail Run (summer)

Golden Gate Trail Run 50 km (summer)
2016-07-09
USA / Pacific / California / Rodeo Beach, Golden Gate National Recreation Area
Ultramarathon - 50 kilometers
Trail Coastal Trail Runs

Mt. Disappointment Endurance Runs

Mt. Disappointment 50K Endurance Run
2016-07-09
USA / Pacific / California / Mt. Wilson
Ultramarathon - 50 kilometers
Trail

Mt. Disappointment Endurance Runs

Mt. Disappointment 50 Mile Endurance Run
2016-07-09
USA / Pacific / California / Mt. Wilson
Ultramarathon - 50 miles
Trail

Pacifica

Pacifica 50 km
2016-07-10
USA / Pacific / California / Pacifica
Ultramarathon - 50 kilometers
Hilly Trail Pacific Trail Runs