September 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
121. Black Canyon Triathlon
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Sep 28, 2024Saturday
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sprint triathlon
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Montrose, CO
Montrose County, CO
122. Colorado Brewery Running Series
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Sep 28, 2024Saturday
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5K run
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Georgetown, CO
Clear Creek County, CO
123. Colorado Springs Marathon
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Sep 28, 2024Saturday
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26.2M, 13.1M, 5K run | kids run
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Colorado Springs, CO
El Paso County, CO
124. Crested Butte Ultra
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Sep 28, 2024Saturday
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50M, 55K, 35K trail run
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Crested Butte, CO
Gunnison County, CO
125. Deep Creek Trail Half Marathon
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Sep 28, 2024Saturday
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13.1M trail run
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Telluride, CO
San Miguel County, CO
126. Emerald Mountain Trail Run
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Sep 28, 2024Saturday
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12K, 5K trail run | kids run
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Steamboat Springs, CO
Routt County, CO
127. Golden Leaf Half Marathon
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Sep 28, 2024Saturday
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13.1M trail run
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Aspen, CO
Pitkin County, CO
128. HRCA Wildcat Mountain Trail Races
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Sep 28, 2024Saturday
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10M, 10K trail run | kids run
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Littleton, CO
Arapahoe County, CO
129. Louisville Trail Race
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Sep 28, 2024Saturday
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13.1M, 10K, 5K trail run
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Louisville, CO
Boulder County, CO
130. Mesa County Search and Rescue 5K
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Sep 28, 2024Saturday
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5K run
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Fruita, CO
Mesa County, CO
131. Miner Gold Rush
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TentativeSep 28, 2024Saturday
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4M, 1M run
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Broomfield, CO
Broomfield County, CO
132. Night Nation Run - Denver
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Sep 28, 2024Saturday
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5K run
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Commerce City, CO
Adams County, CO
133. Prairie Dog Half and 10K/5K
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Sep 28, 2024Saturday
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13.1M, 10K, 5K run | kids run
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Westminster, CO
Adams County, COJefferson County, CO
134. Runway 5K Run for the Angels
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Sep 28, 2024Saturday
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5K run
Virtual OptionMore Information
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Broomfield, CO
Broomfield County, CO
135. Rut Run 5K
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Sep 28, 2024Saturday
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5K run
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Estes Park, CO
Larimer County, CO
136. Sangre de Cristo Ultras
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Sep 28, 2024Saturday
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100M, 100K, 50K trail run
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Westcliffe, CO
Custer County, CO
137. South Boulder Creek parkrun
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Sep 28, 2024Saturday
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5K run
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Boulder, CO
Boulder County, CO
138. The Rad Dirt Fest
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Sep 28, 2024Saturday
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50K, 13.1M run
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Trinidad, CO
Las Animas County, CO
139. West Line Winder
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Sep 28, 2024Saturday
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50K, 30K trail run
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Buena Vista, CO
Chaffee County, CO
140. 14er Fest Races
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Sep 29, 2024Sunday
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14K, 5K trail run
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Buena Vista, CO
Chaffee 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.