50K Races in California, United States 2026 7 events
50 kilometres — the shortest of the ultramarathon distances. Browse upcoming events in United States.
Upcoming races
RunningIn 5 weeks
The Peak 50K, Marathon & Half Marathon
◎ Julian, USA▤ Oct 17, 2026
50 km
RunningIn 8 weeks
Rio Del Lago 100 Mile + 50K Endurance Runs
◎ Granite Bay, USA▤ Nov 7, 2026
160.9 km
RunningIn 3 months
Over The Hill Track Club High Desert 50K & 30K
◎ Ridgecrest, USA▤ Dec 5, 2026
50 km
RunningIn 4 months
Avalon Benefit 50 Mile/50K Run
◎ Avalon, USA▤ Jan 9, 2027
80.5 km
RunningIn 5 months
Sean OBrien 100K/50M/50K/26.2/30K
◎ Calabasas, USA▤ Jan 30, 2027
100 km
RunningIn 5 months
The Ranch 50k
◎ Escondido, USA▤ Feb 13, 2027
50 km
RunningIn 6 months
Sycamore Canyon 100k / 50K / Half
◎ Poway, USA▤ Feb 27, 2027
100 km