2015 - 2016 Colorado Race Calendar

Browse our Marathons, Half Marathons, Ultra marathons, Multiday events organized in Colorado among 434 races.

434 races

Baylon Michael Meyer 5K/10K Memorial Run/Walk

10k
  • April 04, 2015 - 09:30
  • North America | USA | Colorado | Pueblo West
  • 10k race - 10 kilometers

Baylon Michael Meyer 5K/10K Memorial Run/Walk

5k
  • April 04, 2015 - 09:30
  • North America | USA | Colorado | Pueblo West
  • Shorter than 10 km race - 5 kilometers

Redline 13.1 Westminster

  • April 04, 2015 - 08:00
  • North America | USA | Mountain Region | Colorado | Westminster
  • Half Marathon
  • Trail

Three Creeks Half Marathon

  • April 04, 2015 - 08:00
  • North America | USA | Colorado | Denver
  • Half Marathon - 13 miles

Westminster Trail Half Marathon & 10K

Westminster Trail 10K
  • April 05, 2015
  • North America | USA | Mountain Region | Colorado | Westminster
  • 10k race
  • Trail Endurance Race Series

Westminster Trail Half Marathon & 10K

Westminster Trail 5K
  • April 05, 2015
  • North America | USA | Mountain Region | Colorado | Westminster
  • Shorter than 10 km race - 5 kilometers
  • Trail Endurance Race Series

Westminster Trail Half Marathon & 10K

Westminster Trail Half Marathon
  • April 05, 2015
  • North America | USA | Mountain Region | Colorado | Westminster
  • Half Marathon
  • Trail Endurance Race Series

Six Pack Series Winter Westminster 5k and 10k

10k
  • April 11, 2015 - 09:00
  • North America | USA | Colorado | Westminster
  • 10k race - 10 kilometers

24 Hours of Palmer Lake Fun Run

  • April 11, 2015 - 08:00
  • North America | USA | Colorado | Palmer Lake
  • X-hour race - 24 hours

Six Pack Series Winter Westminster 5k and 10k

5k
  • April 11, 2015 - 09:00
  • North America | USA | Colorado | Westminster
  • Shorter than 10 km race - 5 kilometers

The Color Run Copper Mountain

  • April 11, 2015
  • North America | USA | Pacific | Colorado | Copper Mountain
  • Shorter than 10 km race - 5 kilometers
  • Charity Fun Road Running The Color Run

Platte River Half Marathon & Buckhorn Excahnge Relay

  • April 12, 2015 - 08:00
  • North America | USA | Mountain Region | Colorado | Littleton
  • Half Marathon
  • Road Running Relay

Prairie Dog Half Marathon and 10K - Arvada

Prairie Dog 10K - Arvada
  • April 12, 2015 - 08:10
  • North America | USA | Mountain Region | Colorado | Arvada
  • 10k race
  • Charity Road Running

Prairie Dog Half Marathon and 10K - Arvada

Prairie Dog 5K - Arvada
  • April 12, 2015 - 08:10
  • North America | USA | Mountain Region | Colorado | Arvada
  • Shorter than 10 km race - 5 kilometers
  • Charity Road Running

Prairie Dog Half Marathon and 10K - Arvada

Prairie Dog Half Marathon - Arvada
  • April 12, 2015 - 08:00
  • North America | USA | Mountain Region | Colorado | Arvada
  • Half Marathon
  • Charity Road Running