5K races in Colorado, United States
Find 5k races in Colorado, United States. Compare 5 upcoming events by date and location. Open a race guide for the course, recorded editions and official entry information where available.
Events to explore include Rattler Trail Race, Take 5 in the Garden and Rocky Mountain Half Marathon and 5K.
5 listed events · 5 with upcoming dates
Upcoming 5k races
5 matching events, earliest date first. Entry availability is shown separately.
Rattler Trail Race
USAColorado Springs, Colorado
Trail races from Palmer Park in Colorado Springs.
· 5K · Status TBC
Race details, entry and past editions →Take 5 in the Garden
USAColorado Springs, Colorado
Road and trail races in Garden of the Gods, including a combined road-and-trail Double Take course.
· 5K · Status TBC
Race details, entry and past editions →Rocky Mountain Half Marathon and 5K
USAEstes Park, Colorado
Road races based at Lake Estes, with a Friday 5K and Saturday half marathon.
· 5K · Status TBC
Race details, entry and past editions →Rock Hawk Trail Races
USACastle Rock, Colorado
Trail races on the Miller Park and Ridgeline trail systems.
· 5K · Status TBC
Race details, entry and past editions →Snow Mountain Ranch Trail Running Festival
USAGranby, Colorado
Trail races on Nordic tracks at Snow Mountain Ranch.
· 5K · Status TBC
Race details, entry and past editions →Race archive
Past races and previous editions
Looking back at a race? Browse the guides below for recorded editions. This section also includes events awaiting a new date and cancelled editions. Previous editions of races in the upcoming calendar are available through their race guides above.
No separate archived race guides are listed for this selection yet.
View full race archive (0) →Choosing a race in Colorado
The unfiltered upcoming calendar includes events in Colorado Springs (2), Castle Rock (1), Estes Park (1). Use the town filter to compare locations, then check the race guide for the start venue and organiser’s travel information.
Questions about 5k races in Colorado
Which 5k races are coming up in Colorado, United States?
Rattler Trail Race is listed for 17 April 2027 (status to be confirmed). Take 5 in the Garden is listed for 1 May 2027 (status to be confirmed). Rocky Mountain Half Marathon and 5K is listed for 6 August 2027 (status to be confirmed). Check the race guide and organiser’s latest information before making plans.
Where can I find race entry details for Colorado, United States?
Follow the link from the race guide to the organiser or entry provider, where one is available. Check the entry deadline, eligibility and current availability there. A listed race date does not necessarily mean entries are still open.
Why has a race moved out of the upcoming calendar?
Once its listed dates have passed, a race moves to the past-editions view unless another upcoming edition is recorded. Cancelled events also leave the upcoming list. The race guide stays available, and the event returns when a new date is added.