Course
Half marathon (solo or up to three-person relay), 5K and free 1K children's race, all starting and finishing at Douglas County Fairgrounds in Castle Rock. Surface is primarily concrete; the half includes a lap of the Castle View High School track. Relay teams exchange at the East Plum Creek trailhead on Meadows Parkway.
Key dates
- ·RegistrationNot open yet
- ★Race dayJuly 2027 · date to be announced
About
Join us for the 5th Annual ROCK-IT RUN 5k, Half Marathon (Relay Optional), and FREE 1k Little Rock-It RUN (8 years and under). Kick-start your July 4th with a new tradition and feel good about Changing Lives. We've got the RED & WHITE, and all we need is YOU!
Save July 4th ROCK-IT RUN to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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Hahn's Peak Vertical Trail Race
A summit dash to Hahns Peak's old fire lookout
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Boogie's Buddy Race
40 years of runners and dogs in Aspen
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Loveland Liberty
Starts at Grimm Brothers Brewhouse in Loveland
A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.