Ultra marathons in California, United States
184 races
No Name Ultra Trail
Sep 21, 2025 (Sun)
Agoura Hills, California, United States
Cheeseboro Canyon Trail Run
Sep 21, 2025 (Sun)
Agoura, California, United States
1.2
$120
The Mammoth 200
Sep 26, 2025 (Fri)
Mammoth Lakes, California, United States
Angeles National Forest Trail Race
Sep 27, 2025 (Sat)
Mount Wilson, California, United States
1.2
$173.9
Sunset & Cider Trail Races
Sep 27, 2025 (Sat)
Auburn, California, United States
1.6
$125.97
Bandit Ultra Trail
Sep 27, 2025 (Sat)
Simi Valley, California, United States
1.3
$200.52
Dick Collins Firetrails
Sep 27, 2025 (Sat)
Castro Valley, California, United States
1.7 - 2
$227.15 - $264.42
Spartan Trail - San Jose Trail Challenge
Sep 27, 2025 (Sat)
San Jose, California, United States
1.4
JP's Backyard Ultra/Hike
Sep 27, 2025 (Sat)
Napa, California, United States
Wild Wild West Marathon & Ultra
Oct 4, 2025 (Sat)
Lone Pine, California, United States
1.3 - 1.8
$163.25 - $211.17
Back on the Ranch Trail Run
Oct 4, 2025 (Sat)
Los Olivos, California, United States
$110 - $323
Cuyamaca 100K
Oct 4, 2025 (Sat)
Julian, California, United States
1.9
$245
Yuba Gold
Oct 5, 2025 (Sun)
Nevada City, California, United States
1.4
$107.68
Spooner's Cove
Oct 5, 2025 (Sun)
San Luis Obispo County, California, United States
1.3
Kodiak Ultra Marathons
Oct 10-11, 2025 (Fri-Sat)
Big Bear Lake, California, United States
1.3 - 2.6
Mile Madness Endurance Run
Oct 10-11, 2025 (Fri-Sat)
Rocklin, California, United States
$107.68 - $428.43
Mt. Umunhum Trail Conquest-Fall
Oct 11, 2025 (Sat)
San Jose, California, United States
1.3
$131
Bizz Johnson
Oct 11-12, 2025 (Sat-Sun)
Westwood-Susanville, California, United States
1.1
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
Lake Tahoe Marathon
Oct 17-19, 2025 (Fri-Sun)
Tahoe City, California, United States
California Fall Classic 100K and 55K
Oct 18, 2025 (Sat)
Healdsburg, California, United States
1.6 - 1.9
$168.57 - $280.4
Cahuilla Rez Ultra
Oct 18, 2025 (Sat)
Anza, California, United States
2.9
$66.25 - $131.3
Lake Hodges Trail Fest
Oct 18, 2025 (Sat)
San Diego, California, United States
1.1
The Jackalope Lope
Oct 18, 2025 (Sat)
Redding, California, United States
$90
Showing 51 - 75 of 184 events