2017 - 2018 North America Trail Half Marathon to Full Marathon Calendar in May

Browse our Calendar for races longer than a half marathon but shorter than a full marathon organized in North America during the month of May bearing the tag Trail among 38 races.

38 races

Greenland Trail 50k

May 05, 2018 Race day in 9 months
USA / Mountain Region / Colorado / Larkspur
Half Marathon to Full Marathon
Trail

Medved Madness Trail Race

May 06, 2018 Race day in 10 months
USA / Mid-Atlantic / New York / Honeoye Falls
Half Marathon to Full Marathon
Trail

Medved Madness Trail Race

May 06, 2018 Race day in 10 months
USA / Mid-Atlantic / New York / Honeoye Falls
Half Marathon to Full Marathon
Trail Relay

Glacier Ridge Trail Ultramarathon

May 12, 2018 Race day in 10 months
USA / Mid-Atlantic / Pennsylvania / Moraine State Park
Half Marathon to Full Marathon
Hilly Trail

Joe English Trail Challenge

May 01, 2016 The race has already taken place.
USA / New England / New Hampshire / Amherst
Half Marathon to Full Marathon
Trail Charity

Soapstone Mountain Trail Races

May 15, 2016 The race has already taken place.
USA / New England / Connecticut / Stafford Springs
Half Marathon to Full Marathon
Trail

Tchimbé Raid

May 05, 2017 The race has already taken place.
Martinique / Camp de Balata
Half Marathon to Full Marathon
Trail Mountain

Armstrong Redwoods

May 06, 2017 The race has already taken place.
USA / Pacific / California / Guerneville
Half Marathon to Full Marathon
Hilly Trail

Collegiate Peaks Trail Run

May 06, 2017 The race has already taken place.
USA / Mountain Region / Colorado / Buena Vista
Half Marathon to Full Marathon
Trail

The North Face Dirty Feet Kal Park 50

May 07, 2017 The race has already taken place.
Canada / British Columbia / Vernon
Half Marathon to Full Marathon
Trail North Face Dirty Feet Trail Series Mountain

Cinderella Trail Run (May)

May 13, 2017 The race has already taken place.
USA / Pacific / California / Joaquin Miller Park, Oakland
Half Marathon to Full Marathon
Coastal Trail Runs Trail

Dirty German Endurance Fest

May 13, 2017 The race has already taken place.
USA / Mid-Atlantic / Pennsylvania / Pennypack Park, Philadelphia
Half Marathon to Full Marathon
Trail
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