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January 19
Polar Bear 5K
Wash Park, Denver
A winter-themed event, you run faster when it's cold, right? Come Run for the Chill of it...all the "cool" runners are doing it. -
February 23
Highlands Ranch 5K/10K
Highlands Ranch Winter doesn't disappoint when racing in February. You won't feel chilly after a course so hilly. - March 9 Runnin' of the Green Wash Park, Denver 37 years and counting, come chase rainbows at the Runnin' of the Green.
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April 13
Horsetooth Half Marathon
Fort Collins
Travel north for this scenic point-to-point journey from Hughes Stadium to the finish line party at New Belgium Brewery. -
Monday, May 26 BOLDER Boulder 10K Boulder The quintessential Colorado run, this Memorial Day classic never fails to inspire runners of all abilities.
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June 1 Flamingo Day 5K Date Sloan’s Lake Park, Denver. This fun 5K event invites runners to celebrate summer with a bright and festive atmosphere. It'
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July 11
Chase the Moon 12-Hour Relay
Highlands Ranch Chase the Moon is a 12-hour team relay or solo ultramarathon, run overnight under the light of the full moon in the Highlands Ranch Backcountry trail system. -
August 2 Unicorn 5K South Highlands Ranch, CO: This whimsical, family-friendly 5K celebrates all things unicorn, with themed swag and a joyful vibe.
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September 1
Labor Day Half Marathon, 10K, and 5K
Parker, COCelebrate the last days summer, sweat your socks off and let summer have its last hooray at Parker’s Salisbury Park.
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Sunday, October 26 Ghosts & Goblins City Park, Denver, A reverse course for both the 5K and 10K distances in City Park.
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November 28 Turkey Day 5K, Highlands Ranch A 20-year tradition, this annual Thanksgiving morning event invites runners with a festive atmosphere.
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December 13 Ugly Sweater 5K Washington Park, Denver: Get into the holiday spirit with this festive 5K. Work off those extra holiday pounds before you see them on the scale.
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