2017 - 2018 California Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized in California among 179 races.

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179 races

Coyote Lake Trail Run

50K
June 03, 2017 Race day in 6 days
USA / Pacific / California / Santa Clara
Ultramarathon - 50 kilometers
West Coast Trail Runs Hilly Trail

The Loco Go Big or Go Home Challenge

Loco 50K
June 03, 2017 Race day in 6 days
USA / Pacific / California / Butte Meadows
Ultramarathon - 50 kilometers

Loco Half Marathon

Loco 50K
June 03, 2017 Race day in 6 days
USA / Pacific / California / Chico
Ultramarathon - 50 kilometers

Shadow of the Giants

Shadow of the Giants 50K Trail Run
June 03, 2017 Race day in 6 days
USA / Pacific / California / Fish Camp
Ultramarathon - 50 kilometers
Trail

Big Basin Trail Run

Big Basin Trail Run 50 km
June 04, 2017 Race day in 7 days
USA / Pacific / California / Los Gatos
Ultramarathon - 50 kilometers
Coastal Trail Runs Trail

San Diego 100 Mile Endurance Run

June 09, 2017 Race day in 12 days
USA / Pacific / California / Laguna
Ultramarathon - 100 miles
UTMB Qualifier Trail Western States Qualifier

Rodeo Valley Trail Run

50K
June 10, 2017 Race day in 13 days
USA / Pacific / California / Rodeo Beach
Ultramarathon - 50 kilometers
Trail Inside Trail Racing

Canyon Meadow Trail Run (June)

Canyon Meadow 50 km Trail Run (May)
June 17, 2017 Race day in 20 days
USA / Pacific / California / Oakland
Ultramarathon - 50 kilometers
Coastal Trail Runs Hilly Trail

Western States Endurance Run

June 24, 2017 Race day in 27 days
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
June 25, 2017 Race day in 28 days
USA / Pacific / California / Harvey West Park, Santa Cruz
Ultramarathon - 50 kilometers
Coastal Trail Runs Trail

Lovers Leap of Faith

100K
July 01, 2017 Race day in about 1 month
USA / Pacific / California / Strawberry
Ultramarathon - 100 kilometers

Lovers Leap of Faith

100 Mile
July 01, 2017 Race day in about 1 month
USA / Pacific / California / Strawberry
Ultramarathon - 100 miles

Lovers Leap of Faith

50K
July 01, 2017 Race day in about 1 month
USA / Pacific / California / Strawberry
Ultramarathon - 50 kilometers

Lovers Leap of Faith

50 Mile
July 01, 2017 Race day in about 1 month
USA / Pacific / California / Strawberry
Ultramarathon - 50 miles

Golden Gate Trail Run (summer)

Golden Gate Trail Run 50 km (summer)
July 08, 2017 Race day in about 1 month
USA / Pacific / California / Rodeo Beach, Golden Gate National Recreation Area
Ultramarathon - 50 kilometers
Coastal Trail Runs Trail