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!
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 info@startlineracing.com
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:
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 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:
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.
Saturday, January 23, 2026 from 2:00 - 5:00pm at Road Runner Sports in N. Phoenix
You can also pickup your packet during on race day starting at 7am.
Jan 24, 2027
Distance — 10K
Type — Running
139 days remaining
$35.00
Jan 24, 2027
Distance — 5K
Type — Running
139 days remaining
$25.00
Jan 24, 2027
Distance — 21.1K
Type — Running
139 days remaining
$65.00
Jan 24, 2027
Distance — 5K
Type — Running
139 days remaining
$30.00
These values represent the 3-year monthly averages for January in Peoria.
Learn more about the host city, Peoria.
Peoria is a city in Maricopa and Yavapai counties in the U.S. state of Arizona. Most of the city is located in Maricopa County, while a portion of it in the north is in Yavapai County. It is a major suburb of Phoenix. As of the 2020 census, the population of Peoria was 190,985, up from 154,065 in 2010. It is the sixth-largest city in Arizona in land area and the ninth-largest in population. It was named after Peoria, Illinois. The word peoria is a corruption of the Miami-Illinois word for "prairie fire". It is the spring training home of the San Diego Padres and Seattle Mariners, who share Peoria Sports Complex.
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