50K25K10K5KCompletedAravaipa Running
Rock Hawk
Castle Rock, Colorado
$165
50K Late
15
Aid Stations
About This Race
Held on the gorgeous, thrilling and rolling trails of Castle Rock's Miller Park & Ridgeline Trail systems. This is an excellent race for both first-time and veteran trail runners.
Key Dates
Registration Closes
Invalid Date
Race Day
Aug 29, 2026
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Pricing
Current Price
$165
50K Late
Price Progression
50K Late
$165Jun 30, 2026
10K Late
$80Jun 30, 2026
25K Late
$125Jun 30, 2026
5K Late
$55Jun 30, 2026
10K Early
$70
25K Early
$110
50K Early
$150
5K Early
$50
Aid Stations
15| Station | Distance | Crew | Drop Bags | Cutoff | Supplies |
|---|---|---|---|---|---|
Start 50K course table; cup-free aid station course start. | 0.00 miles | -- | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 | ||
Crossover 50K course table. | 1.80 miles | -- | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 | ||
Clear Sky 50K course table. | 5.00 miles | -- | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 | ||
Clear Sky 50K course table. | 9.30 miles | -- | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 | ||
Crossover 50K course table. | 11.40 miles | -- | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 | ||
Start / Finish Area 50K course table; crew access and drop bags at the start/finish area. | 15.60 miles | 10:30 AM | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 | ||
Crossover 50K course table. | 17.40 miles | -- | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 | ||
Clear Sky 50K course table. | 20.60 miles | -- | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 | ||
Clear Sky 50K course table. | 24.90 miles | -- | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 | ||
Crossover 50K course table. | 27.10 miles | -- | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 | ||
Finish 50K course finish; drop bag access listed. | 31.20 miles | 3:00 PM | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 | ||
Finish 25K course finish; drop bag access listed. | 15.60 miles | 3:00 PM | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 | ||
Crossover 10K course table. | 2.10 miles | -- | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 | ||
Crossover 10K course table. | 4.60 miles | -- | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 | ||
Finish 10K course finish; drop bag access listed. | 6.20 miles | 3:00 PM | waterelectrolyte drink (Tailwind)sweet snackssalty snacks+1 |
Race Planning
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