Rock Hawk
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Event overview
Rock Hawk Trail Races take place on Saturday, August 29, 2026, at Philip S. Miller Park in Castle Rock, Colorado. The event offers four trail distances and uses the Miller Park and Ridgeline Trail systems. A portion of proceeds benefits the open spaces and trails of Castle Rock and partner charities. Race services include official chip timing, finish-line photos, custom finisher awards, and live split tracking.
Distances
- 50K : 31.2 miles, 3,325 ft total elevation gain
- 25K : 15.6 miles, 1,667 ft total elevation gain
- 10K : 6.2 miles, 744 ft total elevation gain
- 5K : 3.1 miles, 342 ft total elevation gain
Course and race logistics
The courses follow rolling, non-technical singletrack and multiuse trails with notable views. There are two cup-free aid stations on course that runners will reach multiple times depending on distance; aid stations provide water, an electrolyte drink (Tailwind), sweet and salty snacks, and fruit. Runners may leave a weather-sealed drop bag at the start/finish area. Time limits are posted for each distance. Registration and bib pickup are handled in advance of race day. Visit the organization's website for the most recent information.
