2015 - 2016 USA Trail Half Marathon to Full Marathon Calendar in August

Browse our Calendar for races longer than a half marathon but shorter than a full marathon organized in USA during the month of August bearing the tag Trail among 36 races.

36 races

HURL Elkhorn 50 Mile/50 K Ultramarathons

HURL Elkhorn 23K

  • August 01, 2015 - 10:00
  • North America | USA | Mountain Region | Montana | Montana City
  • Half Marathon to Full Marathon - 23 kilometers
  • Trail Mountain

Jupiter Peak Steeplechase

  • August 01, 2015
  • North America | USA | Mountain Region | Utah | Park City
  • Half Marathon to Full Marathon - 16 miles
  • Trail Mountain La Sportiva Mountain Cup

Montaña de Oro

Montaña de Oro 25km

  • August 01, 2015 - 08:15
  • North America | USA | California | Los Osos
  • Half Marathon to Full Marathon - 25 kilometers
  • Trail Pacific Trail Runs

Moosalamoo Ultra

Moosalamoo Ultra - 14 M

  • August 01, 2015
  • North America | USA | Vermont | Goshen
  • Half Marathon to Full Marathon - 14 miles
  • Trail

Vertigo Night Trail Runs

Vertigo 31K Night Trail Run

  • August 01, 2015 - 19:30
  • North America | USA | Mountain Region | Arizona | White Tank Mountain Regional Park, Waddell
  • Half Marathon to Full Marathon - 31 kilometers
  • Night Trail Aravaipa Running

Wild Idaho Endurance Runs

Wild Idaho 16 Mile

  • August 01, 2015 - 08:30
  • North America | USA | Mountain Region | Idaho | Crouch
  • Half Marathon to Full Marathon - 16 miles
  • Trail Mountain

Santa Cruz Trail Run

Santa Cruz 30K Trail Run

  • August 02, 2015 - 08:30
  • North America | USA | California | Felton
  • Half Marathon to Full Marathon - 30 kilometers
  • Inside Trail Racing Trail

Angels Staircase

Angels Staircase 35K

  • August 08, 2015 - 06:00
  • North America | USA | Pacific | Washington | Carlton
  • Half Marathon to Full Marathon - 35 kilometers
  • Trail Rainshadow Running Mountain

El Vaquero Loco

El Vaquero Loco 25K

  • August 08, 2015
  • North America | USA | Mountain Region | Wyoming | Afton
  • Half Marathon to Full Marathon - 25 kilometers
  • Trail Mountain

Maunawili Out & Back 22 mile & Relay

  • August 08, 2015 - 07:00
  • North America | USA | Hawaii | Kailua
  • Half Marathon to Full Marathon - 22 miles
  • Trail Relay H.U.R.T. Trail Series

SCOTT Cougar Mountain Series #4: 13 & 26 Mile

SCOTT Cougar Mountain Series #4: 14.5 Mile

  • August 08, 2015 - 08:00
  • North America | USA | Pacific | Washington | Cougar Mountain Regional Wildland Park
  • Half Marathon to Full Marathon - 14.5 miles
  • Hilly Trail Northwest Trail Runs

The Run Baby Run Baby Ultra 25 Miler

  • August 08, 2015 - 07:00 Inaugural race
  • North America | USA | New Hampshire | Sanbornville
  • Half Marathon to Full Marathon - 25 miles
  • Charity Urban Trail Trail Mountain Fund raising

Cool Moon 100M/50M/25M/14M

Cool Moon 14M

  • August 09, 2015
  • North America | USA | California | Cool
  • Half Marathon to Full Marathon - 14 miles
  • Trail Elemental Running and Training

Cool Moon 100M/50M/25M/14M

Cool Moon 25M

  • August 09, 2015
  • North America | USA | California | Cool
  • Half Marathon to Full Marathon - 25 miles
  • Trail Elemental Running and Training

Crystal Springs Trail Run (summer)

Crystal Springs 22 Mile Trail Run (summer)

  • August 09, 2015 - 08:30
  • North America | USA | Pacific | California | Woodside
  • Half Marathon to Full Marathon - 22 miles
  • Hilly Costal Trail Runs Trail