2016 - 2017 California Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized in California among 186 races.

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186 races

Ordnance 100

February 04, 2017 Race day in about 2 months
USA / Pacific / California / Fort Ord National Monument, Salinas
Ultramarathon - 100 kilometers
UTMB Qualifier Trail Inside Trail Racing

Sean O'Brian Trail Runs

Sean O'Brian 100K Trail Run
February 04, 2017 Race day in about 2 months
USA / Pacific / California / Malibu Creek State Park
Ultramarathon - 100 kilometers
Hilly Trail Western States Qualifier

Sean O'Brian Trail Runs

Sean O'Brian 50K Trail Run
February 04, 2017 Race day in about 2 months
USA / Pacific / California / Malibu Creek State Park
Ultramarathon - 50 kilometers
Hilly Trail

Sean O'Brian Trail Runs

Sean O'Brian 50-Mile Trail Run
February 04, 2017 Race day in about 2 months
USA / Pacific / California / Malibu Creek State Park
Ultramarathon - 50 miles
Hilly Trail

FOURmidable

50K
February 18, 2017 Race day in 2 months
USA / Pacific / California / Cool
Ultramarathon - 50 kilometers
Trail

Montara Mountain Trail Run

50K Trail Run
February 18, 2017 Race day in 2 months
USA / Pacific / California / Pacifica
Ultramarathon - 50 kilometers
Coastal Trail Runs Trail

Chabot Trail Run

Chabot Trail Run 50K
February 18, 2017 Race day in 2 months
USA / Pacific / California / Lake Chabot Regional Park
Ultramarathon - 50 kilometers
Trail Inside Trail Racing

Run for Amma

Run for Amma 50K
February 18, 2017 Race day in 2 months
USA / Pacific / California / Sunnyvale
Ultramarathon - 50 kilometers
Charity Trail

Run for Amma

Run for Amma 50 Miler
February 18, 2017 Race day in 2 months
USA / Pacific / California / Sunnyvale
Ultramarathon - 50 miles
Charity Trail

West Coast 50K

50K
February 19, 2017 Race day in 2 months
USA / Pacific / California / San Jose
Ultramarathon - 50 kilometers
West Coast Trail Runs Hilly Trail

Orange Curtain

Orange Curtain 100K
February 25, 2017 Race day in 3 months
USA / Pacific / California / Liberty Park, Cerritos
Ultramarathon - 100 kilometers
Road Running

Orange Curtain

Orange Curtain 50K Afternoon
February 25, 2017 Race day in 3 months
USA / Pacific / California / Liberty Park, Cerritos
Ultramarathon - 50 kilometers
Road Running

Orange Curtain

Orange Curtain 50K Morning
February 25, 2017 Race day in 3 months
USA / Pacific / California / Liberty Park, Cerritos
Ultramarathon - 50 kilometers
Road Running

Salmon Falls 50K

February 25, 2017 Race day in 3 months
USA / Pacific / California / Pilot Hill
Ultramarathon - 50 kilometers
Trail

Sycamore 100k

February 25, 2017 Race day in 3 months
USA / Pacific / California / Poway
Ultramarathon - 100 kilometers
Trail Relay