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Saturday - August 29, 2026

Register Today
Volunteer

Rock Hawk Trail Races

50K | 25K | 10K | 5K

Phillip S. Miller Park 
Castle Rock, CO

Held on the gorgeous, thrilling and rolling trails of Castle Rock’s Miller Park & Ridgeline Trail systems.

While not overly technical, these trails will challenge and excite, as you soak up the amazing views. This is an excellent race for both first-time and veteran trail runners, and provides a nice test for those who are training for longer summer events.

*Distances may vary slightly each year due to permitting.

Start Times

Saturday, August 29
50K  - 6:00 am
25K - 7:00 am
10K - 7:30 am
5K - 8:00 am

Bib Pickup

Philip S. Miller Park
1375 W Plum Creek Pkwy, Castle Rock, CO 80109

Friday, August 28
5:00pm - 7:00pm

Saturday, August 29
5:00am - 8:00am

Volunteer

We need help to make Rock Hawk possible. Volunteer perks include Aravaipa race credits and race swag!
Volunteer Now

What You Get

Well Stocked Aid Stations
Custom Finisher Award
Official chip time Results
Finish line Photo

Live Tracking

Follow the 2026 Rock Hawk with live split points throughout race weekend.
Aravaipa Live
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Register Now
Registration closes: Mon, August 24th @ 11:59PM MT

Race Registration

EARLY BIRD
Until 1/31
REGULAR
Until 6/30
LATE
Until 8/24

Race Week

50K $135 $150 $165 $180
25K $95 $110 $125 $140
10K $60 $70 $80 $90
5K $45 $50 $55 $60
Withdrawal Policy
NOTE: Prices do not include taxes or Ultrasignup fees. 
Race goodie is guaranteed if registered by 8/10.

Course Information

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Key Stats

Date | Saturday, August 29, 2026

Start Time | 6:00 am

Time Limit | 9 Hours (3 pm Cutoff)

Distance | 31.2 Miles

Total Elevation Gain | 3,325 feet

Max Elevation | 6,635 feet

Women's Course Record | Corinne Shalvoy | 4:33:44 (2024)

Men's Course Record | Daniel Finger| 3:49:13 (2025)

Course Map
CalTopo Course  Map

50K Event Details

Results & Photos

Proud Sponsors

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