Join StartLine Racing as we host our
2nd annual Arizona Rocks! Half Marathon - 10K - 5K trail run!
This event will be taking place on
January 25th at Paloma Park in Peoria.
Come hit the trails with us and show us how tough you are!
Positive vibes only as we conquer the trails at
Peoria's newest community park!
Event details and schedule
Mail-in and Virtual Registration
To register by mail please complete and return our Mail-in Registration Form! Please make checks payable to StartLine Racing. Mail-in registrations will be accepted until January 19, 2026.
Virtual Run Details
Of course we want you to participate in the Arizona Rocks! Trail Run locally but we know things come up. So, if you can't join us on race day and still want to run, get the medal and the shirt then you still can. Here is your way to take part in this event no matter where you are. And of course, all prices include shipping! Please note that items will not be mailed out until after the event on January 26, 2026.
Virtual Registrations are restricted to US addresses only. If you reside outside of the US and wish to participate please contact StartLine Racing at info@startlineracing.com
All Participants Receive:
Custom Event Medal for all participants
Custom Event Tri-Blend Shirt for all participants.
Age Group Awards for Top Three in all Age Groups (Race Day Participants only). Our age groups are the following:
- 8 & Under, 9 & 10, 11-13, 14-17, 18-24, 25-29, 30-34, 35-39, 40-44, 45-49, 50-54, 55-59, 60-64, 65-69, 70-74, 75 & Over
Pre- and Post-Race "Runner's Brunch" (granola bars, fruit, water, Gatorade, etc)
Real Time Results and Photos on our Website or Mobile App (on Apple and Google)
Owned and operated by StartLine Racing!
Please note any race related items (shirts, medals, etc.) will NOT be mailed to those that do not attend.
Race Day Information
Race Day Registration will be available beginning at 7am at Paloma Park.
We accept cash, and credit cards on race day.
Race day registration fees will be:
- Half Marathon - $80
- 10K - $50
- 5K - $40
No roller blades/skates, skateboards or motorized devices are allowed on the trail courses.
Leashed pet friendly
Please note that this is a trail course and we do not recommend the use of wheelchairs or strollers.
This event will take place rain or shine. There are no refunds for due to weather.
Trail Maps
Packet Pick-up Opportunities
Friday, January 23, 2026 from 3:00 - 6:00pm at Road Runner Sports in N. Phoenix
- Road Runner Sports is located at 7077 E Mayo Blvd, Suite 150, Phoenix, AZ 85054 (map)
You can also pickup your packet during on race day starting at 7am.
Event schedule
- Fri, January 23, 2026 3:00 PM - Packet Pickup at Road Runner Sports N. Phoenix from 3-6pm
- Sun, January 25, 2026 7:00 AM - Race Day Registration and Packet Pickup Opens
- Sun, January 25, 2026 8:00 AM - Half Marathon Run Begins
- Sun, January 25, 2026 8:15 AM - 10K Run Begins
- Sun, January 25, 2026 8:30 AM - 5K Run Begins
- Sun, January 25, 2026 9:30 AM - Awards Ceremony Begins (approx.)