50K Races in California, United States 2026
50 kilometres — the shortest of the ultramarathon distances. Browse upcoming events in United States.
10 upcoming races
Upcoming Races
Running
Skyline 50k Endurance Run
Aug 2, 2026Castro Valley, USA
Run 50 m
Running
Tamalpa Headlands 50K
Aug 15, 2026Sausalito, USA
Run 50 m
Running
Noble Canyon 50K/15K
Sep 5, 2026Pine Valley, USA
Run 50 m
Running
The Peak 50K, Marathon & Half Marathon
Oct 17, 2026Julian, USA
Run 50 m
Running
Rio Del Lago 100 Mile + 50K Endurance Runs
Nov 7, 2026Granite Bay, USA
Run 161 m
Running
Over The Hill Track Club High Desert 50K & 30K
Dec 5, 2026Ridgecrest, USA
Run 50 m
Running
Avalon Benefit 50 Mile/50K Run
Jan 9, 2027Avalon, USA
Run 81 m
Running
Sean OBrien 100K/50M/50K/26.2/30K
Jan 30, 2027Calabasas, USA
Run 100 m
Running
The Ranch 50k
Feb 13, 2027Escondido, USA
Run 50 m
Running
Sycamore Canyon 100k / 50K / Half
Feb 27, 2027Poway, USA
Run 100 m