Upcoming Races in Colorado
Event Category
Click Here to find out what Classic, Multisport, and Variety mean.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
To narrow your search by a distance or event type, you will need to select Classic, Multisport, or Variety first.
City Location
41. Right Here, Right Now Climate 5K
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Apr 16, 2023Sunday
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5K run | kids run
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Louisville, CO
Boulder County, CO
42. Rockin' on the River 5K
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Apr 16, 2023Sunday
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5K run
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Littleton, CO
Arapahoe County, CO
43. Spring Fling Prairie Dog Half
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Apr 16, 2023Sunday
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13.1M, 10K, 5K run | kids run
Virtual OptionMore Information
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Arvada, CO
Jefferson County, CO
44. The Diabetes Link at CU 5K Run/Walk
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Apr 16, 2023Sunday
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5K run
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Boulder, CO
Boulder County, CO
45. Boulder Track Series Meet 1
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Apr 22, 2023Saturday
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track meet
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Longmont, CO
Boulder County, CO
46. Horizon High School Color Run
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Apr 22, 2023Saturday
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5K novelty run
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Thornton, CO
Adams County, CO
47. Aspen parkrun
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Apr 22, 2023Saturday
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5K run
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Aspen, CO
Pitkin County, CO
48. Barkin Dog Duathlon
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Apr 22, 2023Saturday
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sprint, supersprint duathlon
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Denver, CO
Denver County, CO
49. Bash the Bluffs 5K
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Apr 22, 2023Saturday
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5K run
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Colorado Springs, CO
El Paso County, CO
50. Earth Day 5K/10K
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Apr 22, 2023Saturday
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10K, 5K run | kids run
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Loveland, CO
Larimer County, CO
51. Healthy Kids Running Series - Fort Collins
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Apr 22, 2023Saturday
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kids run
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Fort Collins, CO
Larimer County, CO
52. Royal Gorge Groove
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Apr 22, 2023Saturday
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55K, 27K, 10K, 5K trail run
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Canon City, CO
Fremont County, CO
53. South Boulder Creek parkrun
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Apr 22, 2023Saturday
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5K run
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Boulder, CO
Boulder County, CO
54. Strut for Mutts
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Apr 22, 2023Saturday
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5K run
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Rifle, CO
Garfield County, CO
55. Woody's Tortoise and Hare
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Apr 22, 2023Saturday
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5K run
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Colorado Springs, CO
El Paso County, CO
56. Colorado Brewery Running Series - Station 26 Brewing
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Apr 23, 2023Sunday
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5K run
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Denver, CO
Denver County, CO
57. FLC Fastest 5K
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Apr 23, 2023Sunday
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5K run
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Durango, CO
La Plata County, CO
58. Flying Pig 5K
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Apr 23, 2023Sunday
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5K run | kids run
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Fort Collins, CO
Larimer County, CO
59. Healthy Kids Running Series - Aurora
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Apr 23, 2023Sunday
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kids run
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Aurora, CO
Arapahoe County, CO
60. Healthy Kids Running Series - Denver
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Apr 23, 2023Sunday
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kids run
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Denver, CO
Denver County, CO
For the love of all that Is good And moisture wicking...
Though we Try To be accurate And On top Of things... Race details can change When we aren't lookin. And once in a while we simply make a mistake.
ALWAYS visit the race's website for the most complete and accurate race information.
ALWAYS visit the race's website for the most complete and accurate race information.