2015 - 2016 Colorado Race Calendar

Browse our Marathons, Half Marathons, Ultra marathons, Multiday events organized in Colorado among 526 races.

526 races

  • 1
  • 36

Run 4 Their Lives - North Denver

5k Run/Walk
  • 2015-08-29
  • USA | Colorado | Brighton
  • Shorter than 10 km race - 5 kilometers
  • Walk

Breck Crest Mountain Marathon & Half Marathon

Breck Crest Mountain Half Marathon
  • 2015-08-29
  • USA | Colorado | Breckenridge
  • Half Marathon

Breck Crest Mountain Marathon & Half Marathon

Breck Crest Mountain Marathon
  • 2015-08-29
  • USA | Colorado | Breckenridge
  • Marathon
  • Hilly Trail Mountain

Run 4 Their Lives - North Denver

Kids Fun Run
  • 2015-08-29
  • USA | Colorado | Brighton
  • Shorter than 10 km race - 1 miles

Thirsty 13 Half Marathon

  • 2015-08-29
  • USA | Colorado | Durango
  • Half Marathon

Six Pack Series - HIGHLANDS RANCH 5k

  • 2015-08-30
  • USA | Colorado | Highlands Ranch
  • Shorter than 10 km race - 5 kilometers

Fido 5K Fun Run

  • 2015-08-30
  • USA | Colorado | Loveland
  • Shorter than 10 km race - 5 kilometers

Solemates Silverton 1000

Solemates Silverton 6 Day Run
  • 2015-09-01
  • USA | Colorado | Silverton
  • X-hour race - 6 days

Six Pack Summer Series Westminster- 5 mile & 5k

5k
  • 2015-09-03
  • USA | Colorado | Westminser
  • Shorter than 10 km race - 5 kilometers

Six Pack Summer Series Westminster- 5 mile & 5k

5 miles
  • 2015-09-03
  • USA | Colorado | Westminser
  • Shorter than 10 km race - 5 miles

Solemates Silverton 1000

Solemates Silverton 72H
  • 2015-09-04
  • USA | Colorado | Silverton
  • X-hour race - 72 hours

Coal Creek Crossing

10 Miler
  • 2015-09-05
  • USA | Colorado | Louisville
  • 10 km race to Half Marathon - 10 miles

Coal Creek Crossing

5k
  • 2015-09-05
  • USA | Colorado | Louisville
  • Shorter than 10 km race - 5 kilometers

American Heroes Run

American Heroes 24H Run
  • 2015-09-05
  • USA | Colorado | Longmont
  • X-hour race - 24 hours
  • Flat Trail

Black Squirrel Half

  • 2015-09-05
  • USA | Colorado | Fort Collins
  • Half Marathon
  • Trail Mountain
  • 1
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