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 52 races.

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52 races

Bruneau Beast

Bruneau Beast Half Marathon
May 06, 2017 Race day in 9 months
USA / Mountain Region / Idaho / Bruneau
Half Marathon
Walk Trail Sand

Greenwood Furnace Trail Challenge

May 07, 2017 Race day in 9 months
USA / Mid-Atlantic / Pennsylvania / Huntingdon
Half Marathon - 13.100 miles
Trail

Ice Age Trail 50

Ice Age Trail Half Marathon
May 13, 2017 Race day in 9 months
USA / East North Central / Wisconsin / La grange
Half Marathon
Trail

Paiute Meadows Trail 50K

Trail Half Marathon
May 13, 2017 Race day in 9 months
USA / Pacific / California / Susanville
Half Marathon
Trail

Delaware Marathon, Relay & Half Marathon

Delaware Half Marathon
May 14, 2017 Race day in 9 months
USA / South Atlantic / Delaware / Wilmington
Half Marathon
Trail

Chief Wetona Challenge Trail Run

Half Marathon
May 21, 2017 Race day in 9 months
USA / Mid-Atlantic / Pennsylvania / Troy
Half Marathon - 13.100 miles
Trail

Nitro Trail Half Marathon

Nitro Trail Half Marathon
May 27, 2017 Race day in 9 months
USA / Pacific / California / Pinole
Half Marathon
Brazen Racing Hilly Flat Trail

Paul Smiths Jenkins Mountain Scramble

Paul Smiths Jenkins Mountain Scramble Half Marathon
May 23, 2015 No race in 2016 The race has already taken place.
USA / Mid-Atlantic / New York / Paul Smiths
Half Marathon
Hilly Trail Adirondack Trail Run Series

Table Rock 5k & Half-Marathon

Table Rock Half-Marathon
May 23, 2015 The race has already taken place.
USA / West North Central / Missouri / Branson
Half Marathon
Trail Fast

Backside Trail Marathon

Backside Trail Half Marathon
May 01, 2016 The race has already taken place.
USA / East South Central / Kentucky / Louisville
Half Marathon
Trail

Chuckanut Mountain Marathon & Half Marathon

Chuckanut Mountain Half Marathon
May 01, 2016 The race has already taken place.
USA / Pacific / Washington / Larrabee State Park, Bellingham
Half Marathon - 12 kilometers
Trail Bellingham Trail Running Series

The North Face Endurance Challenge New York

Half Marathon
May 01, 2016 The race has already taken place.
USA / Mid-Atlantic / 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
May 01, 2016 The race has already taken place.
USA / Pacific / 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
May 01, 2016 The race has already taken place.
USA / Pacific / California / Grizz
Half Marathon
Hilly Fun Trail

Palm Bluff Trail Race and Ultra "Margaritas & Manure"

Palm Bluff Trail Race and Ultra "Margaritas & Manure" Half Marathon
May 01, 2016 The race has already taken place.
USA / South Atlantic / Florida / Osteen
Half Marathon
Trail