2015 - 2016 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 58 races.

58 races

  • 1
  • 4

Ham Run

Ham Run Half Marathon
  • 2016-05-07
  • USA | Minnesota | Grand Marais
  • Half Marathon
  • Trail

Borgess Run or the Health of it

Borgess Run For The Health Of It Half Marathon
  • 2016-05-08
  • USA | Michigan | Kalamazoo
  • Half Marathon
  • Trail

Delaware Marathon, Relay & Half Marathon

Delaware Half Marathon
  • 2016-05-08
  • USA | Delaware | Wilmington
  • Half Marathon
  • Trail

Ice Age Trail 50

Ice Age Trail Half Marathon
  • 2016-05-14
  • USA | Wisconsin | La grange
  • Half Marathon
  • Trail

Paiute Meadows Trail 50K

Trail Half Marathon
  • 2016-05-14
  • USA | California | Susanville
  • Half Marathon
  • Trail

China Camp Trail Run

China Camp Trail Run Half Marathon
  • 2016-05-21
  • USA | California | San Rafael
  • Half Marathon
  • Inside Trail Racing Trail

Jemez Mountain Trail Runs Half Marathon, 50K & 50-Mile Run

Jemez Mountain Trail Runs Half Marathon
  • 2016-05-21
  • USA | New Mexico | Los Alamos
  • Half Marathon
  • Hilly Trail

Grand Ridge Trail Run (May)

Grand Ridge Half-Marathon Trail Run (May)
  • 2015-05-02
  • USA | Washington | Issaquah
  • Half Marathon
  • Trail Evergreen Trail Runs

Harbison - Race to the River Weekend

Harbison Firebreak Half Marathon
  • 2015-05-02
  • USA | South Carolina | Columbia
  • Half Marathon
  • Trail

Masters of All Terrain

Masters of All Terrain : Half Marathon II
  • 2015-05-02
  • USA | Florida | Orlando
  • Half Marathon
  • Trail

Oconee 50k/ Half Marathon

Oconee Half Marathon
  • 2015-05-02
  • USA | South Carolina | Oconee State Park
  • Half Marathon
  • Fast Fun Trail Run Bum Tours

Chuckanut Mountain Marathon & Half Marathon

Chuckanut Mountain Half Marathon
  • 2015-05-03
  • USA | Washington | Larrabee State Park, Bellingham
  • Half Marathon - 12 kilometers
  • Trail Bellingham Trail Running Series

Palm Bluff Trail Race and Ultra "Margaritas & Manure"

Palm Bluff Trail Race and Ultra "Margaritas & Manure" Half Marathon
  • 2015-05-03
  • USA | Florida | Osteen
  • Half Marathon
  • Trail

Spring for the Trails Half Marathon

  • 2015-05-03
  • USA | East North Central | Ipswich
  • Half Marathon
  • Trail

The North Face Endurance Challenge New York

The North Face Endurance Challenge New York Half Marathon
  • 2015-05-03
  • USA | New York | Bear Mountain
  • Half Marathon
  • Hilly Trail The North Face Endurance Challenge
  • 1
  • 4