April Classic Races in Colorado
41. Strut for Mutts
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Past DateApr 20, 2024Saturday
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5K run
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Rifle, CO
Garfield County, CO
42. The Mile High 4.20K
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TentativeApr 20, 2025Sunday
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4.2K run
Virtual OptionMore Information
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Denver, CO
Denver County, CO
43. Time Travel Half Marathon
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Past DateApr 20, 2024Saturday
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13.1M, 10K, 5K run
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Westminster, CO
Adams County, COJefferson County, CO
44. Unicorn 5K
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Apr 20, 2025Sunday
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5K run
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Denver, CO
Denver County, CO
45. Walk for Life/5K
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Past DateApr 20, 2024Saturday
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5K run
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Canon City, CO
Fremont County, CO
46. Woody's Tortoise and Hare
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Past DateApr 20, 2024Saturday
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5K run
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Fountain, CO
El Paso County, CO
47. Blue Heron Half and 5K
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Past DateApr 21, 2024Sunday
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13.1M, 5K run
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Brighton, CO
Adams County, CO
48. Healthy Kids Running Series
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Past DateApr 21, 2024Sunday
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kids run
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Trinidad, CO
Las Animas County, CO
49. Healthy Kids Running Series - Aurora
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Past DateApr 21, 2024Sunday
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kids run
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Aurora, CO
Arapahoe County, CO
50. Healthy Kids Running Series - Denver
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Past DateApr 21, 2024Sunday
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kids run
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Denver, CO
Denver County, CO
51. Rockin' on the River 5K
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Past DateApr 21, 2024Sunday
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5K run
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Littleton, CO
Arapahoe County, CO
52. Time Travel Half Marathon - Colorado Springs
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Past DateApr 21, 2024Sunday
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13.1M, 10K, 5K, 1M run
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Colorado Springs, CO
El Paso County, CO
53. Aspen parkrun
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Apr 26, 2025Saturday
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5K run
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Aspen, CO
Pitkin County, CO
54. South Boulder Creek parkrun
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Apr 26, 2025Saturday
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5K run
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Boulder, CO
Boulder County, CO
55. Alpine Autism Center Run for the One 5K
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Past DateApr 27, 2024Saturday
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5K run
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Colorado Springs, CO
El Paso County, CO
56. Cheyenne Mountain Trail Race
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Past DateApr 27, 2024Saturday
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50K, 25K, 10K trail run
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Colorado Springs, CO
El Paso County, CO
57. Fight for Air Climb - Denver
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Past DateApr 27, 2024Saturday
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stair climb
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Denver, CO
Denver County, CO
58. Healthy Kids Running Series - Fort Collins
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Past DateApr 27, 2024Saturday
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kids run
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Fort Collins, CO
Larimer County, CO
59. NOCO Half Marathon & 10K
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Apr 27, 2025Sunday
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13.1M, 10K run
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Loveland, CO
Larimer County, CO
60. Rock Hawk Trail Races
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Past DateApr 27, 2024Saturday
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13.1M, 10K, 5K trail run
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Castle Rock, CO
Douglas 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.