2017 - 2018 California Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized in California among 183 races.

183 races

Headwaters Ultra

September 30, 2017 Race day in 4 days
USA / Pacific / California / Mount Shasta City
Ultramarathon

Cuyamaca 100K Endurance Run

October 07, 2017 To be confirmed Race day in 11 days
USA / Pacific / California / Cuyamaca Rancho State Park
Ultramarathon
Trail UTMB Qualifier Western States Qualifier

Skyline to the Sea Marathon & 50km

October 07, 2017 Race day in 11 days
USA / Pacific / California / Saratoga Gap, Los Gatos
Ultramarathon
Trail Pacific Trail Runs

Euchre Bar Massacre

October 14, 2017 Race day in 18 days
USA / Pacific / California / Foresthill
Ultramarathon
Trail Mountain

Lake Tahoe Marathon

October 14, 2017 Race day in 18 days
USA / Pacific / California / Tahoe City
Ultramarathon
Relay

Lake Tahoe Marathon

October 14, 2017 Cancelled
USA / Pacific / California / Tahoe City
Ultramarathon

Rocky Peak Trail Race

October 14, 2017 Race day in 18 days
USA / Pacific / California / Simi Valley
Ultramarathon
Trail

Rocky Peak Ultra Trail Race

October 14, 2017 Race day in 18 days
USA / Pacific / California / Simi Valley
Ultramarathon
Charity Trail

Twin Peaks

October 14, 2017 Race day in 18 days
USA / Pacific / California / Corona
Ultramarathon
Trail Mountain

Twin Peaks

October 14, 2017 Race day in 18 days
USA / Pacific / California / Corona
Ultramarathon
Trail Mountain

Coyote Ridge Trail Run

October 15, 2017 Race day in 19 days
USA / Pacific / California / Muir Beach
Ultramarathon
Coastal Trail Runs Hilly Trail

Eldrith Gosney’s Pure Ultra

October 21, 2017 Race day in 25 days
USA / Pacific / California / Mt. Tamalpais State Park, Mill Valley
Ultramarathon
Trail Pacific Trail Runs
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