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
81. Head and Neck Cancer A Hard Thing to Swallow 5K/10K
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May 11, 2024Saturday
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10K, 5K run
Virtual OptionMore Information
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Colorado Springs, CO
El Paso County, CO
82. Healthy Kids Running Series - Fort Collins
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May 11, 2024Saturday
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kids run
More Information
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Fort Collins, CO
Larimer County, CO
83. High Line Canal Run
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May 11, 2024Saturday
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10K, 5K run
More Information
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Centennial, CO
Arapahoe County, CO
84. HRCA Mother's Day 5K
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May 11, 2024Saturday
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5K run
More Information
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Highlands Ranch, CO
Douglas County, CO
85. Quad Rock 50
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May 11, 2024Saturday
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50M, 25M trail run
More Information
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Fort Collins, CO
Larimer County, CO
86. South Boulder Creek parkrun
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May 11, 2024Saturday
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5K run
More Information
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Boulder, CO
Boulder County, CO
87. Valkyrie Trail Race
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May 11, 2024Saturday
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50K, 26.2M, 30K, 13.1M, 8M, 4M trail run
More Information
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Colorado Springs, CO
El Paso County, CO
88. Vallecito Lake Heavy Half
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May 11, 2024Saturday
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13.1M run
More Information
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Bayfield, CO
La Plata County, CO
89. Women's Distance Festival
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May 11, 2024Saturday
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5K trail run
More Information
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Colorado Springs, CO
El Paso County, CO
90. Boulder Mothers Day Run
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May 12, 2024Sunday
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13.1M, 10K, 5K trail run
More Information
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Boulder, CO
Boulder County, CO
91. Colorado Women's Classic - Westminster
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May 12, 2024Sunday
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10M, 10K, 5K run | kids run
More Information
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Women Only
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Westminster, CO
Adams County, COJefferson County, CO
92. Frank Shorter Track Classic
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May 12, 2024Sunday
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track meet
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Longmont, CO
Boulder County, CO
93. Fruita Trail Half
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May 12, 2024Sunday
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13.1M trail run
More Information
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Fruita, CO
Mesa County, CO
94. Head and Neck Cancer A Hard Thing to Swallow 5K/10K
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May 12, 2024Sunday
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10K, 5K run
Virtual OptionMore Information
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Thornton, CO
Adams County, CO
95. Mothers Day 5K
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May 12, 2024Sunday
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5K run
More Information
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Denver, CO
Denver County, CO
96. Dash & Dine 5K Series
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May 14, 2024Tuesday
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5K run
More Information
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Boulder, CO
Boulder County, CO
97. WeAreHealthcare: Color the Campus 1K and 3K (ish)
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May 16, 2024Thursday
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3K, 1K novelty run
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Delta, CO
Delta County, CO
98. Aspen parkrun
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May 18, 2024Saturday
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5K run
More Information
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Aspen, CO
Pitkin County, CO
99. Boneyard Boogie
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May 18, 2024Saturday
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5K run | 13K trail run
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Eagle, CO
Eagle County, CO
100. Canine On the Creek
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May 18, 2024Saturday
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5K, 1M run
More Information
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Dumont, CO
Clear Creek 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.