A fast 10K on Castle Rock's signature singletrack
Other trail races within 35 miles
A 6.2-mile loop through Phillip S. Miller Park's rolling singletrack, the Rock Hawk 10K offers 744 feet of gain and an approachable introduction to trail running on Castle Rock's scenic ridgeline trails.
Suitable for first-timers
Castle Rock, CO, United StatesAugust 29, 2026
| Location | Mile | Elevation |
|---|---|---|
Start Start | 0.0 | 6,421 ft |
Crossover Aid Station | 2.1 | 6,401 ft |
Crossover Aid Station | 4.6 | 6,401 ft |
Finish Finish | 6.2 | 6,421 ft |
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Late August in Castle Rock brings warm summer days. Race day temperatures typically range from 60–70°F at the 7:30 AM start. Afternoon convective thunderstorms are common in Colorado's monsoon season, though most 10K runners will finish well before peak storm hours. Expect sunshine and open trail exposure on the ridgeline sections.
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