A genuine trail 5K through Colorado's Castle Rock
Other trail races within 35 miles
A 3.1-mile loop on Castle Rock's Miller Park singletrack, the Rock Hawk 5K offers a genuine trail experience with 342 feet of gain and open ridge views. An ideal introduction to trail running for beginners and first-timers in the Denver metro area.
Castle Rock, CO, United StatesAugust 29, 2026
Rock Hawk 5K is a loop trail race in Castle Rock, CO, United States, held on August 29, 2026. The course covers 3.1 miles, climbs 340 ft, and has a 3h cutoff.
| Location | Mile | Elevation | Cutoff |
|---|---|---|---|
Start Start | 0.0 | 6,421 ft | — |
Finish Finish | 3.1 | 6,421 ft | 3h11:00 AM |
Aid station details for this race are still being filled in. Cutoffs and access rules come from the race’s own published information and can change — check the official race details before planning around them.
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Late August in Castle Rock brings warm summer conditions. The 5K starts at 8 AM, when temperatures are typically in the mid-60s to low 70s°F. Most runners will finish well before afternoon thunderstorm hours. Expect sunshine and open trail exposure on the ridgeline singletrack.
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