September Races in Colorado on Weekends
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.
No | Race Date | Race | Location | Options |
---|---|---|---|---|
1 |
Sep 1, 2024
Sunday
|
10K at 10,000 Feet Trail Run
10K, 5K trail run
More Information
|
Steamboat Springs, CO
Routt County, CO
|
|
2 |
Sep 1, 2024
Sunday
|
Orangetheory 5K at Labor Day Lift Off
5K run
More Information
|
Colorado Springs, CO
El Paso County, CO
|
|
3 |
Sep 1, 2024
Sunday
|
Wine Run 5K at Holy Cross Abbey
5K run
More Information
|
Canon City, CO
Fremont County, CO
|
|
4 |
Past Date
Sep 3, 2023
Sunday
|
Breck Crest Mountain Marathon
23M, 13.1M, 10K trail run
More Information
|
Breckenridge, CO
Summit County, CO
|
|
5 |
Past Date
Sep 3, 2023
Sunday
|
Calarat Challenge Trail Running Festival
13.1M, 10K, 5K trail run | kids run
More Information
|
Jamestown, CO
Boulder County, CO
|
|
6 |
Sep 7, 2024
Saturday
|
Aspen parkrun
5K run
More Information
|
Aspen, CO
Pitkin County, CO
|
|
7 |
Sep 7, 2024
Saturday
|
Black Squirrel Half Marathon
13.1M trail run
More Information
|
Bellvue, CO
Larimer County, CO
|
|
8 |
Sep 7, 2024
Saturday
|
Cirque Series - Arapahoe Basin
8.8M trail run
More Information
|
Keystone, CO
Summit County, CO
|
|
9 |
Sep 7, 2024
Saturday
|
Desert's Edge Triathlon
olympic, sprint triathlon | sprint offroad triathlon
More Information
|
-uknkown-, CO | |
10 |
Sep 7, 2024
Saturday
|
Devil on the Divide
50K, 22K trail run
More Information
|
Empire, CO
Clear Creek County, CO
|
|
11 |
Sep 7, 2024
Saturday
|
Harvest Moon Long Course Triathlon
half triathlon | half duathlon
More Information
|
Boulder, CO
Boulder County, CO
|
|
12 |
Sep 7, 2024
Saturday
|
Imogene Pass Run
17.1M trail run
More Information
|
start
Ouray, CO
finish
Telluride, CO
Ouray County, CO
San Miguel County, CO
|
|
13 |
Sep 7, 2024
Saturday
|
Littlefoot Triathlon
sprint triathlon
More Information
|
Lakewood, CO
Jefferson County, CO
|
|
14 |
Sep 7, 2024
Saturday
|
Nielson Two Mile Challenge
2M trail run
More Information
|
Colorado Springs, CO
El Paso County, CO
|
|
15 |
Sep 7, 2024
Saturday
|
RexRun For PAWSitivity 5K Trail Run/Walk
5K trail run | kids run
Virtual Option
More Information
|
Aurora, CO
Arapahoe County, CO
|
|
16 |
Sep 7, 2024
Saturday
|
SheSprints
sprint triathlon | sprint triathlon relay | sprint duathlon
More Information
|
Aurora, CO
Arapahoe County, CO
|
|
Women Only
|
||||
17 |
Sep 7, 2024
Saturday
|
Sloan's Lake Search Party (SLSP)! Marathon Hourly Loop Race
26.2M, 13.1M run
More Information
|
Denver, CO
Denver County, CO
|
|
18 |
Sep 7, 2024
Saturday
|
South Boulder Creek parkrun
5K run
More Information
|
Boulder, CO
Boulder County, CO
|
|
19 |
Sep 7, 2024
Saturday
|
Splashland Triathlon
sprint triathlon | sprint triathlon relay
More Information
|
Alamosa, CO
Alamosa County, CO
|
|
20 |
Sep 8, 2024
Sunday
|
Denver Rocks Run 5K/10K
10K, 5K run
More Information
|
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.