September ultra marathons in California, United States
19 races
Mendocino Running Festival
Sep 6, 2025 (Sat)
Mendocino, California, United States
$135 - $155
China Peak Running Festival
Sep 6, 2025 (Sat)
Lakeshore, California, United States
1.3
$163.25
Noble Canyon
Sep 6, 2025 (Sat)
Pine Valley, California, United States
1.2
Tanri Lake Race
Sep 6, 2025 (Sat)
Miramonte, California, United States
Diablo Trail Run
Sep 7, 2025 (Sun)
Clayton, California, United States
1.4
Berkeley Trail Adventure
Sep 13, 2025 (Sat)
Berkeley, California, United States
1.2
$157.92
South Hills Single Track Trail Run
Sep 13, 2025 (Sat)
San Jose, California, United States
1.3
$136.2
Mammoth Trail Fest
Sep 18-20, 2025 (Thu-Sat)
Mammoth Lakes, California, United States
1.2
$227.15
That's No Moon Trail Races
Sep 20, 2025 (Sat)
Silverado, California, United States
1.4 - 1.9
$157.92 - $184.55
J Treequinox
Sep 20, 2025 (Sat)
Joshua Tree, California, United States
$136.62
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
Showing 1 - 19 of 19 events