2014 - 2015 USA Hilly Race Calendar in May

Browse our Marathons, Half Marathons, Ultra marathons, Multiday events organized in USA during the month of May bearing the tag Hilly among 92 races.

92 races

The North Face Endurance Challenge New York 50k

  • North America | USA | Mid-Atlantic | New York | Bear Mountain
  • Ultramarathon - 50 kilometers
  • May 02, 2015 - 07:00
  • Hilly Trail

The North Face Endurance Challenge New York 50 Mile

  • North America | USA | Mid-Atlantic | New York | Bear Mountain
  • Ultramarathon - 50 miles
  • May 02, 2015 - 05:00
  • Hilly Trail

The North Face Endurance Challenge New York 5K

  • North America | USA | Mid-Atlantic | New York | Bear Mountain
  • Shorter than 10 km race - 5 kilometers
  • May 02, 2015 - 09:15
  • Hilly Trail

The North Face Endurance Challenge New York Marathon

  • North America | USA | Mid-Atlantic | New York | Bear Mountain
  • Marathon
  • May 02, 2015 - 09:00
  • Hilly Trail

Flying Pig Half Marathon

  • North America | USA | East North Central | Ohio | Cincinnati
  • Half Marathon
  • May 03, 2015 - 06:30
  • Hilly Walk Road Running

Flying Pig Marathon

  • North America | USA | East North Central | Ohio | Cincinnati
  • Marathon
  • May 03, 2015 - 06:30
  • Hilly Walk Road Running Relay

The North Face Endurance Challenge New York10k

  • North America | USA | Mid-Atlantic | New York | Bear Mountain
  • 10k race
  • May 03, 2015 - 09:00
  • Hilly Trail

The North Face Endurance Challenge New York Half Marathon

  • North America | USA | Mid-Atlantic | New York | Bear Mountain
  • Half Marathon
  • May 03, 2015 - 09:00
  • Hilly Trail

Horseshoe Lake 50K

  • North America | USA | Pacific | California | Palo Alto
  • Ultramarathon - 50 kilometers
  • May 17, 2015 - 08:00
  • Hilly Walk Costal Trail Runs Trail

Horseshoe Lake 5M

  • North America | USA | Pacific | California | Palo Alto
  • Shorter than 10 km race - 5 miles
  • May 17, 2015 - 08:00
  • Hilly Walk Costal Trail Runs Trail

Horseshoe Lake Half Marathon

  • North America | USA | Pacific | California | Palo Alto
  • Half Marathon
  • May 17, 2015 - 08:00
  • Hilly Walk Costal Trail Runs Trail

Horseshoe Lake Marathon

  • North America | USA | Pacific | California | Palo Alto
  • Marathon
  • May 17, 2015 - 08:00
  • Hilly Walk Costal Trail Runs Trail

Canyon Meadow 30 km Trail Run (May)

  • North America | USA | Pacific | California | Oakland
  • Half Marathon to Full Marathon - 30 kilometers
  • May 30, 2015 - 08:00
  • Hilly Costal Trail Runs Trail

Canyon Meadow 50 km Trail Run (May)

  • North America | USA | Pacific | California | Oakland
  • Ultramarathon - 50 kilometers
  • May 30, 2015 - 08:00
  • Hilly Costal Trail Runs Trail

Canyon Meadow 5 mi Trail Run (May)

  • North America | USA | Pacific | California | Oakland
  • Shorter than 10 km race - 5 miles
  • May 30, 2015 - 08:00
  • Hilly Costal Trail Runs Trail