2014 - 2015 USA Trail Half Marathon Calendar in May

Browse our Half Marathon Calendar for races organized in USA during the month of May bearing the tag Trail among 53 races.

53 races

Pandora's BoX of RoX Half Marathon

  • North America | USA | West South Central | Texas | Reveille Peak Ranch, Texas
  • Half Marathon
  • May 02, 2015 - 07:15
  • Trail "Tejas Trails"

Borgess Run For The Health Of It Half Marathon

  • North America | USA | East North Central | Michigan | Kalamazoo
  • Half Marathon
  • May 03, 2015 - 08:15
  • Trail

Chuckanut Mountain Half Marathon

  • North America | USA | Pacific | Washington | Larrabee State Park, Bellingham
  • Half Marathon - 12 kilometers
  • May 03, 2015 - 10:00
  • Trail "Bellingham Trail Running Series"

The North Face Endurance Challenge New York Half Marathon

  • North America | USA | Mid-Atlantic | New York | Bear Mountain
  • Half Marathon
  • May 03, 2015 - 09:00
  • Hilly Trail

Cinderella Trail Run Half Marathon (May)

  • North America | USA | Pacific | California | Joaquin Miller Park, Oakland
  • Half Marathon
  • May 09, 2015 - 08:00
  • Trail

DWD Gnaw Bone Half Marathon

  • North America | USA | East North Central | Indiana | Nashville
  • Half Marathon
  • May 09, 2015 - 09:00
  • Hilly Trail RunningFit

Ice Age Trail Half Marathon

  • North America | USA | East North Central | Wisconsin | La grange
  • Half Marathon
  • May 09, 2015
  • Trail

Rock On! Lake Perry Half Marathon

  • North America | USA | West North Central | Kansas | Meriden
  • Half Marathon
  • May 09, 2015 - 08:00
  • Hilly Trail

Delaware Half Marathon

  • North America | USA | South Atlantic | Delaware | Wilmington
  • Half Marathon
  • May 10, 2015 - 07:20
  • Trail

Silver State Half Marathon Trail

  • North America | USA | Mountain Region | Nevada | Reno
  • Half Marathon
  • May 16, 2015 - 08:00
  • Hilly Fun Trail

Horseshoe Lake Half Marathon

  • North America | USA | Pacific | California | Palo Alto
  • Half Marathon
  • May 17, 2015 - 08:00
  • Hilly Walk "Costal Trail Runs" Trail

Oleta Half Marathon Trail Run May

  • North America | USA | South Atlantic | Florida | Oleta River State Park, North Miami Beach
  • Half Marathon
  • May 24, 2015 - 07:30
  • Trail "Down 2 Earth Endurance Race"

Canyon Meadow Half Marathon Trail Run (May)

  • North America | USA | Pacific | California | Oakland
  • Half Marathon
  • May 30, 2015 - 08:00
  • Hilly "Costal Trail Runs" Trail

Nitro Trail Half Marathon

  • North America | USA | Pacific | California | Pinole
  • Half Marathon
  • May 30, 2015 - 08:30
  • Hilly Flat Trail "Brazen Racing"

Prairie Trails Half Marathon

  • North America | USA | Indiana | Noblesville
  • Half Marathon
  • May 30, 2015 - 08:00
  • Trail