Win a place at the Inaugural Scottish Half Marathon

2014 - 2015 Charity Ultramarathon Calendar in May

Browse our Ultramarathon Calendar for races organized around the world during the month of May bearing the tag Charity among 11 races.

11 races

Rock The Ridge 50-Mile Endurance Challenge

  • North America | USA | Mid-Atlantic | New York | New Palz
  • Ultramarathon - 50 miles
  • May 02, 2015
  • Walk Charity Trail Relay

Keys 100 Mile

  • North America | USA | South Atlantic | Florida | Key Largo
  • Ultramarathon - 100 miles
  • May 16, 2015
  • Charity Relay

Oxfam Trailwalker Australia - Melbourne

  • Oceania | Australia | Victoria | Wheelers Hill
  • Ultramarathon
  • May 02, 2014
  • Trail Walk Charity Team Oxfam Trailwalker

Big A 50K Trail Run

  • North America | USA | Maine | York
  • Ultramarathon - 50 kilometers
  • May 03, 2014 - 07:30
  • Trail Charity

Me-Ow Quads

  • North America | USA | California | Whiskeytown
  • Ultramarathon - 104.8 miles
  • May 03, 2014
  • Trail Charity Mountain Shasta Trail Runs

Me-Ow Siamese

  • North America | USA | California | Whiskeytown
  • Ultramarathon - 42.4 miles
  • May 03, 2014 - 06:00
  • Trail Charity Mountain Shasta Trail Runs

WildEndurance 100km Team Challenge

  • Oceania | Australia | New South Wales | Megalong Valley
  • Ultramarathon - 100 kilometers
  • May 03, 2014
  • Trail Walk Charity Team

WildEndurance 50km Team Challenge

  • Oceania | Australia | New South Wales | Megalong Valley
  • Ultramarathon - 50 kilometers
  • May 03, 2014
  • Trail Walk Charity Team

Great Ocean Road Real Estate Marathon

  • Oceania | Australia | Victoria | Lorne
  • Ultramarathon - 45 kilometers
  • May 18, 2014 - 08:00
  • Charity Road Running

Len Medlock Memorial Lincoln to Boston Challenge

  • Europe | United Kingdom | Lincolnshire | Lincoln
  • Ultramarathon - 32 miles
  • May 25, 2014 - 08:00
  • Walk Charity

Ragnar Relay Niagara Ontario

  • North America | Canada | Ontario | Cobourg
  • Ultramarathon - 192 miles
  • May 30, 2014
  • Relay Charity Road Running Ragnar Relay Series