2014 - 2015 California Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized in California among 178 races.

178 races

Jed Smith Ultra Classic - 50K

  • North America | USA | Pacific | California | Sacramento
  • Ultramarathon - 50 kilometers
  • February 07, 2015 - 08:30
  • Fast

Jed Smith Ultra Classic - 50 Miler

  • North America | USA | Pacific | California | Sacramento
  • Ultramarathon - 50 miles
  • February 07, 2015 - 07:30
  • Fast

Sean O'Brien 50K

  • North America | USA | California | Malibu
  • Ultramarathon - 50 kilometers
  • February 07, 2015 - 07:00
  • Trail Mountain

Sean O'Brien 50M

  • North America | USA | California | Malibu
  • Ultramarathon - 50 miles
  • February 07, 2015 - 06:00
  • Trail Mountain

American Canyon 50K Ultramarathon

  • North America | USA | Pacific | California | Auburn
  • Ultramarathon - 50 kilometers
  • February 08, 2015 - 07:30
  • Trail

Bandit Ultra Trail Run 50K

  • North America | USA | Pacific | California | Corriganville Park, Simi Valley
  • Ultramarathon - 50 kilometers
  • February 15, 2015 - 07:00
  • Trail

Chabot Trail Run 50K

  • North America | USA | Pacific | California | Lake Chabot Regional Park
  • Ultramarathon - 50 kilometers
  • February 21, 2015 - 08:30
  • "Inside Trail Racing" Trail

FOURmidable 50K

  • North America | USA | Pacific | California | cool
  • Ultramarathon - 50 kilometers
  • February 21, 2015 - 07:00
  • Trail "Elemental Running and Training"

Montara Mountain 50K Trail Run

  • North America | USA | Pacific | California | Pacifica
  • Ultramarathon - 50 kilometers
  • February 21, 2015 - 08:00
  • "Costal Trail Runs" Trail

West Coast 50K

  • North America | USA | California | San Jose
  • Ultramarathon - 50 kilometers
  • February 22, 2015 - 08:00
  • Hilly Trail "West Coast Trail Runs"

Lake Natoma 50K

  • North America | USA | California | Folsom
  • Ultramarathon - 50 kilometers
  • March 01, 2015
  • "Elemental Running and Training"

Way Too Cool 50k

  • North America | USA | Pacific | California | Cool
  • Ultramarathon - 50 kilometers
  • March 07, 2015 - 08:00
  • Trail

Marin Ultra Challenge 50K

  • North America | USA | California | Fort Baker, Sausalito
  • Ultramarathon - 50 kilometers
  • March 14, 2015 - 06:00
  • Hilly "Inside Trail Racing" Trail

Marin Ultra Challenge 50 Mile

  • North America | USA | California | Fort Baker, Sausalito
  • Ultramarathon - 50 miles
  • March 14, 2015 - 06:00
  • "UTMB Qualifier" Hilly "Inside Trail Racing" Trail

Old West Trails 50K Ultra

  • North America | USA | California | Julian
  • Ultramarathon - 50 kilometers
  • March 14, 2015
  • Desert Trail