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 54 races.

54 races

Orcas Island Marathon & Trail Festival

Half Marathon
2016-05-07
USA / Pacific / Washington / Orcas Island
Half Marathon
Trail Bellingham Trail Running Series

Paleface Trail Run

Half Marathon
2016-05-07
USA / West South Central / Texas / Spicewood
Half Marathon
Trail Tejas Trails

Ham Run

Ham Run Half Marathon
2016-05-07
USA / West North Central / Minnesota / Grand Marais
Half Marathon
Trail

Horseshoe Lake Trail Run

Horseshoe Lake Half Marathon
2016-05-07
USA / Pacific / 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 / Mountain Region / 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 / East North Central / 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 / East North Central / Michigan / Kalamazoo
Half Marathon
Trail

Delaware Marathon, Relay & Half Marathon

Delaware Half Marathon
2016-05-08
USA / South Atlantic / Delaware / Wilmington
Half Marathon
Trail

Cinderella Trail Run (May)

Cinderella Trail Run Half Marathon (May)
2016-05-14
USA / Pacific / California / Joaquin Miller Park, Oakland
Half Marathon
Trail Coastal Trail Runs

Dances with Dirt Gnaw Bone

DWD Gnaw Bone Half Marathon
2016-05-14
USA / East North Central / Indiana / Nashville
Half Marathon
Hilly Trail RunningFit

Flight of Fire Half Marathon and 10K

Flight of Fire Half Marathon
2016-05-14
USA / Mountain Region / Nevada / Red Rock National Conservation Area, Las Vegas
Half Marathon
Hilly Trail Elemental Running and Training

Tilden Trail Marathon/Half Marathon/10K

Half Marathon
2016-05-14
USA / Pacific / California / Tilden Regional Park
Half Marathon
Trail Urban Coyote Racing

Ice Age Trail 50

Ice Age Trail Half Marathon
2016-05-14
USA / East North Central / Wisconsin / La grange
Half Marathon
Trail

Maple Grove Half Marathon & 5K

Maple Grove Half Marathon
2016-05-14
USA / West North Central / Minnesota / Maple Grove
Half Marathon
Trail

Reservoir Dogs Trail Race

Reservoir Dogs Trail Half Marathon
2016-05-14
USA / Pacific / California / San Pablo Reservoir, Orinda
Half Marathon
Trail Inside Trail Racing