2015 - 2016 North America Trail Half Marathon to Full Marathon Calendar in May

Browse our Calendar for races longer than a half marathon but shorter than a full marathon organized in North America during the month of May bearing the tag Trail among 42 races.

42 races

Amasa

Amasa 14.5 Miler
  • May 02, 2015
  • North America | USA | Utah | Moab
  • Half Marathon to Full Marathon - 14.5 miles
  • Trail Grass Roots Events

Armstrong Redwoods

Armstrong Redwoods 30K
  • May 02, 2015 - 08:40
  • North America | USA | California | Guerneville
  • Half Marathon to Full Marathon - 30 kilometers
  • Hilly Trail

Collegiate Peaks Trail Run

Collegiate Peaks 25M Trail Run
  • May 02, 2015
  • North America | USA | Mountain Region | Colorado | Buena Vista
  • Half Marathon to Full Marathon - 25 miles
  • Trail

Greenland Trail 50k

Greenland Trail 25k
  • May 02, 2015 - 08:00
  • North America | USA | Mountain Region | Colorado | Greenland
  • Half Marathon to Full Marathon - 25 kilometers
  • Trail

Sinister Night Trail Runs

Sinister Night 27K Trail Run
  • May 02, 2015 - 19:30
  • North America | USA | Mountain Region | Arizona | San Tan Mountain Regional Park, Queen Creek, AZ
  • Half Marathon to Full Marathon - 27 kilometers
  • Night Trail Aravaipa Running

Tchimbé Raid

Tchimbé du Piton
  • May 02, 2015 - 09:00
  • North America | Martinique | Camp de Balata
  • Half Marathon to Full Marathon - 30 kilometers
  • Trail Mountain

Joe English Trail Challenge

  • May 03, 2015
  • North America | USA | New Hampshire | Amherst
  • Half Marathon to Full Marathon - 25 kilometers
  • Charity Trail

Medved Madness Trail Race

  • May 03, 2015 - 08:00
  • North America | USA | New York | Honeoye Falls
  • Half Marathon to Full Marathon - 15 miles
  • Trail

Ride the Wind 100M/50M/25M

Ride the Wind 25M
  • May 03, 2015
  • North America | USA | Nevada | Las Vegas
  • Half Marathon to Full Marathon - 25 miles
  • Trail Elemental Running and Training

The North Face Dirty Feet Kal Park 50

The North Face Dirty Feet Kal Park 50 - 25K
  • May 03, 2015 - 07:00
  • North America | Canada | British Columbia | Vernon
  • Half Marathon to Full Marathon - 25 kilometers
  • Trail North Face Dirty Feet Trail Series Mountain

Cinderella Trail Run (May)

Cinderella Trail Run 30 km (May)
  • May 09, 2015 - 08:00
  • North America | USA | Pacific | California | Joaquin Miller Park, Oakland
  • Half Marathon to Full Marathon - 30 kilometers
  • Trail Coastal Trail Runs

Don't Fence Me in Trail Run

Don't Fence Me in 30K Trail Run
  • May 09, 2015 - 07:30
  • North America | USA | Mountain Region | Montana | Helena
  • Half Marathon to Full Marathon - 30 kilometers
  • Trail La Sportiva Mountain Cup

Glacier Ridge Trail Ultramarathon

Glacier Ridge Trail Ultramarathon - 30K
  • May 09, 2015 - 08:30
  • North America | USA | Pennsylvania | Moraine State Park
  • Half Marathon to Full Marathon - 30 kilometers
  • Hilly Trail

Island Runner Elk/Beaver Ultras

Island Runner Elk/Beaver Ultras- 25 Mile Walk
  • May 09, 2015 - 06:00
  • North America | Canada | British Columbia | Victoria
  • Half Marathon to Full Marathon - 25 miles
  • Walk Flat Trail

Long Island Greenbelt Trail 50k

Long Island Greenbelt Trail 25k
  • May 09, 2015 - 08:30
  • North America | USA | Mid-Atlantic | New York | Plainview
  • Half Marathon to Full Marathon - 25 kilometers
  • Trail