2016 - 2017 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 57 races.

57 races

Backside Trail Marathon

Backside Trail Half Marathon
  • 2016-05-01
  • USA | Kentucky | Louisville
  • Half Marathon
  • Trail

Chuckanut Mountain Marathon & Half Marathon

Chuckanut Mountain Half Marathon
  • 2016-05-01
  • USA | Washington | Larrabee State Park, Bellingham
  • Half Marathon - 12 kilometers
  • Trail Bellingham Trail Running Series

The North Face Endurance Challenge New York

Half Marathon
  • 2016-05-01
  • USA | New York | Bear Mountain State Park, Bear Mountain
  • Half Marathon
  • Hilly Trail The North Face Endurance Challenge

Horse Lake Half-Marathon and 5-Mile Trail Runs

Horse Lake Half-Marathon
  • 2016-05-01
  • USA | Washington | Horse Lake Reserve, Wenatchee Foothills
  • Half Marathon
  • Trail Wenatchee Valley Trail Run Series

Leoni Meadows Race Series - 50k, Half Marathon, 5k, Kids Fun Run

Leoni Meadows Half Marathon Trail Race
  • 2016-05-01
  • USA | California | Grizz
  • Half Marathon
  • Hilly Fun Trail

Rock the River: Palisades Half, 5K, and 6K Trail Run

Rock the River: Palisades Half Marathon
  • 2016-05-01
  • USA | New Jersey | Fort Lee
  • Half Marathon - 13.100 miles
  • Trail

U.S.A. Beach Running Championships

U.S.A. Beach Running Championships Half Marathon
  • 2016-05-01
  • USA | Florida | Cocoa Beach
  • Half Marathon
  • Walk Trail Sand

Orcas Island Marathon & Trail Festival

Half Marathon
  • 2016-05-07
  • USA | Washington | Orcas Island
  • Half Marathon
  • Trail Bellingham Trail Running Series

Paleface Trail Run

Half Marathon
  • 2016-05-07
  • USA | Texas | Spicewood
  • Half Marathon
  • Trail Tejas Trails

Ham Run

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

Horseshoe Lake Trail Run

Horseshoe Lake Half Marathon
  • 2016-05-07
  • USA | California | Palo Alto
  • Half Marathon
  • Hilly Walk Trail Coastal Trail Runs

SPS #1 Farragut State Park

SPS #1 Farragut State Park Half Marathon
  • 2016-05-07
  • USA | Idaho | Farragut State Park, Athol
  • Half Marathon
  • Trail State Park Series (SPS)

Wisconsin Trail Assail Series - Cinco de Mayo

Wisconsin Trail Assail Series - Cinco de Mayo Half Marathon
  • 2016-05-07
  • USA | Wisconsin | Nashotah Park
  • Half Marathon
  • Trail Silver Circle Sports Events Wisconsin Trail Assail Series

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