2017 - 2018 California Ultramarathon Calendar

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

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179 races

Santa Barbara 100

Santa Barbara 100K
July 15, 2017 Race day in 16 days
USA / Pacific / California / Santa Barbara
Ultramarathon - 100 kilometers
Trail

SPASM Lake Chabot Train Run (Jul)

50 km
July 16, 2017 Race day in 17 days
USA / Pacific / California / Lake Chabot Regional Park, Castro Valley
Ultramarathon - 50 kilometers
Coastal Trail Runs Trail

Ragnar Trail Tahoe

July 21, 2017 Race day in 22 days
USA / Pacific / California / Sierra-at-Tahoe Resort, Twin Bridges
Ultramarathon - 136 miles
Trail Relay

Harding Hustle

Harding Hustle 50K
July 22, 2017 Race day in 23 days
USA / Pacific / California / Modjeska Canyon
Ultramarathon - 50 kilometers
Trail Mountain

San Francisco Marathon

San Francisco Ultramarathon
July 23, 2017 Race day in 24 days
USA / Pacific / California / San Francisco
Ultramarathon - 52.400 miles
Road Running

Angeles Crest 100 mile endurance run

August 05, 2017 Race day in about 1 month
USA / Pacific / California / Wrightwood
Ultramarathon - 100 miles
Trail Western States Qualifier

Crystal Springs Trail Run (summer)

Crystal Springs 50 Km Trail Run (summer)
August 05, 2017 Race day in about 1 month
USA / Pacific / California / Woodside
Ultramarathon - 50 kilometers
Coastal Trail Runs Hilly Trail

Skyline 50K

August 06, 2017 Race day in about 1 month
USA / Pacific / California / Lake Chabot Marina
Ultramarathon - 50 kilometers
Hilly Trail

Cinderella Trail Run (Aug)

Cinderella Trail Run 50 km (Aug)
August 12, 2017 Race day in about 1 month
USA / Pacific / California / Joaquin Miller Park, Oakland
Ultramarathon - 50 kilometers
Coastal Trail Runs Trail

Cool Moon 100M/50M/25M/14M

Cool Moon 100M
August 12, 2017 Race day in about 1 month
USA / Pacific / California / Cool
Ultramarathon - 100 miles
Trail Elemental Running and Training

Cool Moon 100M/50M/25M/14M

Cool Moon 50M
August 12, 2017 Race day in about 1 month
USA / Pacific / California / Cool
Ultramarathon - 50 miles
Trail Elemental Running and Training

Run-de-Vous

100K
August 19, 2017 Race day in about 2 months
USA / Pacific / California / San Martin
Ultramarathon - 100 kilometers