2014 - 2015 California Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized in California among 136 races.

136 races

  • Born to Run 100K Trail Run

    • North America | USA | Pacific | California | Los Olivos
    • Ultramarathon - 100 kilometers
    • May 17, 2014 - 06:00
    • Trail
  • Born to Run 100M Trail Run

    • North America | USA | Pacific | California | Los Olivos
    • Ultramarathon - 100 miles
    • May 17, 2014 - 06:00
    • Trail
  • Born to Run 50K Trail Run

    • North America | USA | Pacific | California | Los Olivos
    • Ultramarathon - 50 kilometers
    • May 17, 2014 - 06:00
    • Trail
  • Horseshoe Lake 50K

    • North America | USA | Pacific | California | Palo Alto
    • Ultramarathon - 50 kilometers
    • May 18, 2014 - 08:00
    • Trail Hilly Walk
  • Ohlone Wilderness 50K Trail Run

    • North America | USA | Pacific | California | Fremont
    • Ultramarathon - 50 kilometers
    • May 18, 2014 - 08:00
    • Trail
  • Nanny Goat 100M Trail

    • North America | USA | Pacific | California | Riverside
    • Ultramarathon - 100 miles
    • May 24, 2014
    • Trail
  • DRTE 100K

    • North America | USA | Pacific | California | Santa Barbara
    • Ultramarathon - 100 kilometers
    • May 30, 2014 - 05:00
    • Trail
  • DRTE 100 Mile

    • North America | USA | Pacific | California | Santa Barbara
    • Ultramarathon - 101.75 miles
    • May 30, 2014 - 05:00
    • Trail
  • Canyon Meadow 50 km Trail Run (May)

    • North America | USA | Pacific | California | Oakland
    • Ultramarathon - 50 kilometers
    • May 31, 2014 - 08:00
    • Trail Hilly
  • San Diego 100 Mile Endurance Run

    • North America | USA | Pacific | California | Laguna
    • Ultramarathon - 100 miles
    • June 07, 2014 - 07:00
    • Trail UTMB Qualifier
  • Shadow of the Giants 50K Trail Run

    • North America | USA | Pacific | California | Fish Camp
    • Ultramarathon - 50 kilometers
    • June 07, 2014
    • Trail
  • Big Basin Trail Run 50 km

    • North America | USA | Pacific | California | Los Gatos
    • Ultramarathon - 50 kilometers
    • June 08, 2014 - 09:00
    • Trail
  • Harding Hustle 50K

    • North America | USA | Pacific | California | Modjeska Canyon
    • Ultramarathon - 50 kilometers
    • June 21, 2014 - 06:00
    • Trail Mountain
  • Burton Creek Trail Run 50K

    • North America | USA | Pacific | California | Tahoe City
    • Ultramarathon - 50 kilometers
    • June 22, 2014
    • Trail
  • San Lorenzo River Trail Run 50 km

    • North America | USA | Pacific | California | Harvey West Park, Santa Cruz
    • Ultramarathon - 50 kilometers
    • June 22, 2014 - 08:00
    • Trail