Win your entry for the 100km run Biel in Switzeland

2015 - 2016 California Race Calendar in December

Browse our Marathons, Half Marathons, Ultra marathons, Multiday events organized in California during the month of December among 81 races.

81 races

Calero Park 15K Run

  • North America | USA | Pacific | California | San Jose
  • 10 km race to Half Marathon - 15 kilometers
  • December 05, 2015 - 08:00
  • Hilly Trail

Calero Park 25K Run

  • North America | USA | Pacific | California | San Jose
  • Half Marathon to Full Marathon - 25 kilometers
  • December 05, 2015 - 08:00
  • Hilly Trail

Calero Park 50K Run

  • North America | USA | Pacific | California | San Jose
  • Ultramarathon - 50 kilometers
  • December 05, 2015 - 08:00
  • Hilly Trail

Calero Park 5K Run

  • North America | USA | Pacific | California | San Jose
  • Shorter than 10 km race - 5 kilometers
  • December 05, 2015 - 08:00
  • Hilly Trail

Death Valley Trail Half Marathon

  • North America | USA | Pacific | California | Death Valley National Park
  • Half Marathon
  • December 05, 2015 - 08:00
  • Desert Trail Enviro-Sports

Death Valley Trail Marathon

  • North America | USA | Pacific | California | Death Valley National Park
  • Half Marathon
  • December 05, 2015 - 08:00
  • Desert Trail Enviro-Sports

California International Marathon

  • North America | USA | Pacific | California | Folsom
  • Marathon
  • December 06, 2015 - 07:00
  • Boston Qualifier Fast Road Running

ZombieRunner Quarry Lakes 10K Run

  • North America | USA | Pacific | California | Fremont
  • 10k race
  • December 06, 2015 - 08:15
  • Trail Coastal Trail Runs

ZombieRunner Quarry Lakes 5K Run

  • North America | USA | Pacific | California | Fremont
  • Shorter than 10 km race - 5 kilometers
  • December 06, 2015 - 08:10
  • Trail Coastal Trail Runs

ZombieRunner Quarry Lakes Run Half Marathon

  • North America | USA | Pacific | California | Fremont
  • Half Marathon
  • December 06, 2015 - 08:00
  • Trail Coastal Trail Runs

ZombieRunner Quarry Lakes Run Marathon

  • North America | USA | Pacific | California | Fremont
  • Half Marathon
  • December 06, 2015 - 08:00
  • Trail Coastal Trail Runs

Hark the Herald Angels 12K

  • North America | USA | Pacific | California | Angel Island State Park
  • 10 km race to Half Marathon - 12 kilometers
  • December 12, 2015 - 09:00
  • Trail Enviro-Sports

Hark the Herald Angels 25K

  • North America | USA | Pacific | California | Angel Island State Park
  • Half Marathon to Full Marathon - 25 kilometers
  • December 12, 2015 - 09:00
  • Trail Enviro-Sports

Malibu Canyon Trail Run 10 km

  • North America | USA | Pacific | California | Malibu Creek State Park
  • 10k race
  • December 12, 2015 - 08:10
  • Costal Trail Runs Trail

Malibu Canyon Trail Run 25 km

  • North America | USA | Pacific | California | Malibu Creek State Park
  • Half Marathon to Full Marathon - 25 kilometers
  • December 12, 2015 - 08:00
  • Costal Trail Runs Trail