Win your entry for the 100km run Biel in Switzeland

2015 - 2016 Arizona Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized in Arizona among 38 races.

38 races

Black Canyon Trail 100K Run

  • North America | USA | Mountain Region | Arizona | Spring Valley
  • Ultramarathon - 100 kilometers
  • February 14, 2015 - 07:00
  • Trail Aravaipa Running

Pemberton Trail 50K

  • North America | USA | Mountain Region | Arizona | Fountain Hills
  • Ultramarathon - 50 kilometers
  • February 14, 2015 - 07:00
  • Fast Trail Relay

Ragnar Relay Del Sol

  • North America | USA | Mountain Region | Arizona | Wickenburg
  • Ultramarathon - 200 miles
  • February 20, 2015
  • Desert Relay Ragnar Relay Series

Antelope Canyon 50K

  • North America | USA | Arizona | Antelope Canyon
  • Ultramarathon - 50 kilometers
  • February 21, 2015 - 07:00
  • Hilly Trail Ultra Adventures

Antelope Canyon 50 Mile

  • North America | USA | Arizona | Antelope Canyon
  • Ultramarathon - 50 miles
  • February 21, 2015 - 06:00
  • Hilly Trail Ultra Adventures

Elephant Mountain - 50K

  • North America | USA | Mountain Region | Arizona | Cave Creek
  • Ultramarathon - 50 kilometers
  • February 21, 2015 - 07:00
  • Desert Trail Aravaipa Running

Old Man 52K

  • North America | USA | Arizona | Scottsdale
  • Ultramarathon - 52 kilometers
  • March 07, 2015
  • Trail

Old Pueblo 50 Miler

  • North America | USA | Mountain Region | Arizona | Sonoita
  • Ultramarathon - 50 miles
  • March 07, 2015 - 06:00
  • Trail

Mesquite Canyon 50K

  • North America | USA | Mountain Region | Arizona | Waddell
  • Ultramarathon - 50 kilometers
  • March 14, 2015 - 07:00
  • Trail Aravaipa Running Mountain

Mesquite Canyon 50M

  • North America | USA | Mountain Region | Arizona | Waddell
  • Ultramarathon - 50 miles
  • March 14, 2015 - 07:00
  • Trail Aravaipa Running Mountain

Monument Valley 50K

  • North America | USA | Arizona | Monument Valley
  • Ultramarathon - 50 kilometers
  • March 14, 2015 - 07:30
  • Trail Ultra Adventures

Monument Valley 50 Mile

  • North America | USA | Arizona | Monument Valley
  • Ultramarathon - 50 miles
  • March 14, 2015 - 07:00
  • Trail Ultra Adventures

Crown King Scramble 50 Km Trail Run

  • North America | USA | Mountain Region | Arizona | Lake Pleasant Regional Park
  • Ultramarathon - 50 kilometers
  • March 28, 2015 - 06:00
  • Trail Aravaipa Running

Sinister Night 54K Trail Run

  • North America | USA | Mountain Region | Arizona | San Tan Mountain Regional Park, Queen Creek, AZ
  • Ultramarathon - 54 kilometers
  • May 02, 2015 - 19:00
  • Night Trail Aravaipa Running

Grand Canyon 100 Mile

  • North America | USA | Arizona | Dry Park Meadows
  • Ultramarathon - 100 miles
  • May 16, 2015 - 06:00
  • Trail Ultra Adventures Mountain