50K ultra marathons in California, United States
116 races
Mt Umunhum Ultras
Jun 7, 2025 (Sat)
San Jose, California, United States
1.4 - 1.9
$151.8
Shadow of the Giants
Jun 7, 2025 (Sat)
Fish Camp, California, United States
1.1
Malibu Canyon Trail Races
Jun 7, 2025 (Sat)
Malibu, California, United States
1.2 - 2.1
$189.87 - $323
Skyline Ridge Trail Run
Jun 14, 2025 (Sat)
La Honda, California, United States
$152.6
Orange Curtain
Jun 20-21, 2025 (Fri-Sat)
Cerritos, California, United States
1 - 1.6
$152.6 - $259.1
Golden State
Jun 21, 2025 (Sat)
Marina, California, United States
1.1
$147.27
Black Mountain 50K
Jun 21, 2025 (Sat)
San Diego, California, United States
1.1
$179.22
Signal Peak Trail Runs
Jul 5, 2025 (Sat)
Emigrant Gap, California, United States
$107.68
Rancho Hills Trail Run
Jul 5, 2025 (Sat)
Morgan Hill, California, United States
1.5
$131
The Peak 50K
Jul 12, 2025 (Sat)
Julian, California, United States
1.5
$179.22
San Lorenzo River Trail Run
Jul 12, 2025 (Sat)
Santa Cruz, California, United States
1.3
Elder Creek Night Runs
Jul 12, 2025 (Sat)
Anza, California, United States
1.4
$173.9
Harding Hustle
Jul 19, 2025 (Sat)
Modjeska, California, United States
1.2
$168.57
Lost Sierra Endurance Race
Jul 26, 2025 (Sat)
Downieville, California, United States
1.5 - 2.3
$205.85 - $291.05
Great Shasta Rail Trail
Jul 26, 2025 (Sat)
McCloud, California, United States
1.5
$125.97
Rodeo Valley Trail Run
Aug 2, 2025 (Sat)
Sausalito, California, United States
1.1
$135
Skyline 50K Endurance Run
Aug 3, 2025 (Sun)
Castro Valley, California, United States
$168.57
Skyline 50K
Aug 3, 2025 (Sun)
San Leandro, California, United States
1.1
Marlette Lake Tahoe 50K Trail Run
Aug 9, 2025 (Sat)
Lake Tahoe, United States, California, United States
The Bulldog Ultra
Aug 16, 2025 (Sat)
Calabasas, California, United States
1.1
$221.82
Almaden Hills Trail Run
Aug 16, 2025 (Sat)
San Jose, California, United States
1.6
$131
Tamalpa Headlands 50K
Aug 16, 2025 (Sat)
Mill Valley, California, United States
1.1
$211.17
Redwood Trail Run
Aug 16, 2025 (Sat)
Oakland, California, United States
Trail Run at Sly Park
Aug 23, 2025 (Sat)
Pollack Pines, California, United States
1.3
$125.8
Run-de-Vous
Aug 29, 2025 (Fri)
San Martin, California, United States
1.2 - 2.5
$85 - $280
Showing 1 - 25 of 116 events