2014 - 2015 California Ultramarathon Calendar in October

Browse our Ultramarathon Calendar for races organized in California during the month of October among 15 races.

15 races

Cuyamaca 100K Endurance Run

  • North America | USA | Pacific | California | Cuyamaca Rancho State Park
  • Ultramarathon - 100 kilometers
  • October 03, 2015 - 06:30
  • "UTMB Qualifier" Trail "Western States Qualifier"

Euchre Bar Massacre 50 M

  • North America | USA | California | Foresthill
  • Ultramarathon - 50 miles
  • October 10, 2015 - 06:00
  • Trail Mountain

Owen's Peak Man vs Horse 50K Trail Adventure

  • North America | USA | Pacific | California | Inyokern
  • Ultramarathon - 50 kilometers
  • October 10, 2015
  • Hilly Trail

100 Mile Endurance Challenge

  • North America | USA | Pacific | California | Corona
  • Ultramarathon - 100 miles
  • October 17, 2015 - 08:00
  • Charity "Road Running"

Coyote Ridge 50 Km Trail Run

  • North America | USA | Pacific | California | Muir Beach
  • Ultramarathon - 50 kilometers
  • October 18, 2015 - 08:00
  • Hilly "Costal Trail Runs" Trail

Weaver Basin 50K

  • North America | USA | California | Weaverville
  • Ultramarathon - 50 kilometers
  • October 04, 2014 - 08:00

Weaver Basin Trails 50K

  • North America | USA | Pacific | California | Weaverville
  • Ultramarathon - 50 kilometers
  • October 04, 2014 - 08:00
  • Hilly Trail

Dick Collins Firetrails 50

  • North America | USA | Pacific | California | Lake Chabot
  • Ultramarathon - 50 miles
  • October 11, 2014 - 06:30
  • Trail

Pioneer Spirit 50M

  • North America | USA | California | Cool
  • Ultramarathon - 50 miles
  • October 11, 2014
  • "Elemental Running and Training"

Skyline to the Sea 50km

  • North America | USA | California | Saratoga Gap, Los Gatos
  • Ultramarathon - 50 kilometers
  • October 11, 2014 - 09:00
  • Trail "Pacific Trail Runs"

Whoos in El Moro 50k

  • North America | USA | Pacific | California | Newport Beach
  • Ultramarathon - 50 kilometers
  • October 11, 2014 - 06:00
  • Hilly Trail

Boggs Mountain Boogie 50k

  • North America | USA | California | Cobb
  • Ultramarathon - 50 kilometers
  • October 12, 2014
  • Trail Relay

Stinson Beach 50 km

  • North America | USA | California | Stinson Beach Park, Stinson Beach
  • Ultramarathon - 50 kilometers
  • October 25, 2014 - 08:30
  • "Pacific Trail Runs"

Whiskeytown 50K Trail Run

  • North America | USA | Pacific | California | Redding
  • Ultramarathon - 50 kilometers
  • October 25, 2014 - 08:00
  • Hilly Trail

Lake Hodges 50K

  • North America | USA | Pacific | California | Escondido
  • Ultramarathon - 50 kilometers
  • October 26, 2014 - 07:00
  • Trail