50mi ultra marathons in California, United States
25 races
Malibu Canyon Trail Races
Jun 7, 2025 (Sat)
Malibu, California, United States
1.2 - 2.1
$189.87 - $323
Cool Moon Trail Runs
Jun 14-15, 2025 (Sat-Sun)
Cool, California, United States
1.9 - 2.6
$156.86 - $360.27
Run-de-Vous
Aug 29, 2025 (Fri)
San Martin, California, United States
1.2 - 2.5
$85 - $280
That's No Moon Trail Races
Sep 20, 2025 (Sat)
Silverado, California, United States
1.4 - 1.9
$157.92 - $184.55
Dick Collins Firetrails
Sep 27, 2025 (Sat)
Castro Valley, California, United States
1.7 - 2
$227.15 - $264.42
Wild Wild West Marathon & Ultra
Oct 4, 2025 (Sat)
Lone Pine, California, United States
1.3 - 1.8
$163.25 - $211.17
Ruth Anderson
Oct 11, 2025 (Sat)
San Francisco, California, United States
0.8 - 1.4
Euchre Bar Massacre
Oct 11, 2025 (Sat)
Foresthill, California, United States
2.8
Machete Trail Madness 100 Miler
Oct 31, 2025 (Fri)
Perris, California, United States
2 - 2.7
$184.55 - $323
Golden Gate Spartan Trail Classic
Nov 22, 2025 (Sat)
San Francisco, California, United States
1.1 - 1.8
Ray Miller 50/50
Dec 6, 2025 (Sat)
Malibu, California, United States
1.2 - 1.7
$216.5 - $323
Anza Borrego Cuyamaca 50 Mile Run
Dec 6, 2025 (Sat)
Julian, California, United States
1.7
Hunter S. Thompson Fear & Loathing
Dec 7, 2025 (Sun)
San Francisco, California, United States
1.8
New Year's One Day
Dec 31, 2025 (Wed)
San Jose, California, United States
2.3
$100 - $120
Avalon Benefit 50
Jan 10, 2026 (Sat)
Avalon, California, United States
1.1 - 1.6
San Diego 50 & Trail Runs
Jan 10, 2026 (Sat)
Escondido, California, United States
1.7
Sean O'Brien 100K/50M/50K
Jan 31, 2026 (Sat)
Calabasas, California, United States
1.2 - 1.9
Beyond Limits Ultra
Apr 1-4, 2026 (Wed-Sat)
Mountain Center, California, United States
2.5
$211.17 - $598.83
American River
Apr 4, 2026 (Sat)
Sacramento, California, United States
1.8
Outlands
Apr 11, 2026 (Sat)
Pilot Hill, California, United States
1.1 - 1.8
$152.6 - $205.85
Leona Divide
Apr 11, 2026 (Sat)
Lake Hughes, California, United States
1.2 - 2.7
$168.57 - $429.5
Lake Sonoma
Apr 11-12, 2026 (Sat-Sun)
Geyserville, California, United States
1.9 - 2
$275
Run4Kids 24 Hour Running Party
May 1-2, 2026 (Fri-Sat)
Corona, California, United States
$129 - $149
Pct 50
May 9, 2026 (Sat)
San Diego, California, United States
1.8
$200.52
Bishop High Sierra
May 16, 2026 (Sat)
Bishop, California, United States
1.2 - 2
$184.55 - $259.1
Showing 1 - 25 of 25 events