Upcoming Races within 50 miles of Boulder, CO
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
61. Healthy Kids Running Series - Denver
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May 19, 2024Sunday
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kids run
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Denver, CO
24 miles point to pointDenver County, CO
62. Healthy Kids Running Series - Aurora
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May 19, 2024Sunday
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kids run
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Aurora, CO
31 miles point to pointArapahoe County, CO
63. Miles for Smiles 5K
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May 19, 2024Sunday
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5K run | kids run
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Arvada, CO
18 miles point to pointJefferson County, CO
64. Dash & Dine 5K Series
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May 21, 2024Tuesday
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5K run
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Boulder, CO
Boulder County, CO
65. Front Range Classic
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May 25, 2024Saturday
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track meet
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Englewood, CO
29 miles point to pointArapahoe County, CO
66. South Boulder Creek parkrun
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May 25, 2024Saturday
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5K run
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Boulder, CO
Boulder County, CO
67. Weld Your Mettle Ultra Marathon
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May 25, 2024Saturday
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24H, 12H, 9H, 6H, 3H, 7K run | kids run
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Eaton, CO
47 miles point to pointWeld County, CO
68. Healthy Kids Running Series - Erie
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May 26, 2024Sunday
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kids run
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Erie, CO
12 miles point to pointWeld County, CO
69. BOLDERBoulder 10K
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May 27, 2024Monday
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10K run
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Boulder, CO
Boulder County, CO
70. Boulder Stroke & Stride Series
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May 30, 2024Thursday
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aquathon | 5K run
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Boulder, CO
Boulder County, CO
71. Centennial Airport Runway 5K
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Jun 1, 2024Saturday
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5K run
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Englewood, CO
29 miles point to pointArapahoe County, CO
72. Colorado Brewery Running Series
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Jun 1, 2024Saturday
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5K run
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Englewood, CO
29 miles point to pointArapahoe County, CO
73. Colorado Triathlon
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Jun 1, 2024Saturday
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olympic, sprint triathlon | olympic duathlon
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Boulder, CO
Boulder County, CO
74. Fire Hydrant 5K
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Jun 1, 2024Saturday
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5K run
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Fort Collins, CO
41 miles point to pointLarimer County, CO
75. Johnstown BBQ Day 5K
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Jun 1, 2024Saturday
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5K, 1M run | kids run
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Johnstown, CO
30 miles point to pointWeld County, CO
76. Latino Ultra Nature Adventure
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Jun 1, 2024Saturday
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50K, 13.1M, 7.5M, 5K run
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Golden, CO
18 miles point to pointJefferson County, CO
77. Mountain Ridge Trail Race
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Jun 1, 2024Saturday
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21M, 13.1M, 10K, 5K trail run
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Highlands Ranch, CO
36 miles point to pointDouglas County, CO
78. North Fork 50M/50K
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Jun 1, 2024Saturday
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50M, 50K trail run
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Pine, CO
42 miles point to pointJefferson County, CO
79. REVEL Rockies
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Jun 1, 2024Saturday
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26.2M, 13.1M run
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Boston Marathon Qualifier
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Denver, CO
24 miles point to pointDenver County, CO
80. Rockies 5K
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Jun 1, 2024Saturday
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5K run | kids run
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Denver, CO
24 miles point to pointDenver 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.