Ultra Races in California
Explore Ultra races in California during October 2025.
By Month
By Race Type
Ultra Categories
By City
Top Events
Wild Wild West Marathon & Ultra
Ultra
Lone Pine, CA
Date TBD
12:00 AM PDT
Cuyamaca 100k
Ultra
Julian, CA
Date TBD
6:30 AM PDT
Yuba Gold Trail Runs
Ultra
Nevada City, CA
Date TBD
12:00 AM PDT
Ruth Anderson Memorial Endurance Run
Ultra
San Francisco, CA
Date TBD
4:00 AM PDT
Euchre Bar Massacre
Ultra
Foresthill, CA
Date TBD
6:00 AM PDT
Mt. Umunhum Trail Conquest-Fall
Ultra
San Jose, CA
Date TBD
8:00 AM PDT
California Fall Classic 100K / 55K at Lake Sonoma
Ultra
Healdsburg, CA
Date TBD
12:00 AM PDT
The Jackalope Lope
Ultra
Redding, CA
Date TBD
12:00 AM PDT
Cahuilla Rez Ultra
Ultra
Anza, CA
Date TBD
7:00 AM PDT
Cycle Of Hope
Ultra
Dublin, CA
Date TBD
7:30 AM PDT
Range of Light Trail Races
Ultra
Bishop, CA
Date TBD
12:00 AM PDT
Caspers Trail Races
Ultra
San Juan Capistrano, CA
Date TBD
7:30 AM PDT
Trail Run at Sly Park - Fall
Ultra
Pollock Pines, CA
Date TBD
8:00 AM PDT
Finish The Ride And Finish The Run Santa Clarita
5K10KUltra
Valencia, CA
Date TBD
7:00 AM PDT
Machete Muertos 200
Ultra
Perris, CA
Date TBD