Arizona Rocks! Trail Half - 10K - 5K
Join StartLine Racing as we host our 3rd annual Arizona Rocks! Half Marathon - 10K - 5K trail run! This event will be taking place on January 24th 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!
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 18, 2027.
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 swag 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 24, 2027. Virtual Registrations are restricted to US addresses only. If you reside outside of the US and wish to participate please contact StartLine Racing at [email protected]
All Participants Receive:
- Custom Event Medal for all participants
- Custom Event Tri-Blend Shirt for all participants. Male and Female 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, 75-79, 80 & 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
Half Marathon Trail Map, 10K Trail Map, 5K Trail Map
Packet Pick-up Opportunities
Saturday, January 23, 2026 from 2:00 - 5:00pm 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
Sat, January 23, 2027
2:00 PM - Packet Pickup at Road Runner Sports N. Phoenix from 2-5pm
Sun, January 24, 2027
7:00 AM - Race Day Registration and Packet Pickup Opens
8:00 AM - Half Marathon Run Begins
8:15 AM - 10K Run Begins
8:25 AM - Race day packet pickup and registration closes
8:30 AM - 5K Run Begins
9:30 AM - Awards Ceremony Begins (approx.)
