Join StartLine Racing as we continue a March tradition in the valley!
The 11th Annual Shamrock 10K / 5K event will be taking place on
March 20th at Kiwanis Park in Tempe.
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 March 15, 2027.
Virtual Run Details
Of course we want you to participate in the Shamrock 10K, 5K event 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 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 March 20, 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
All Participants Receive:
Custom Event Medal for all participants
Choice of Custom Event Tech Shirt for all participants. Option to select a pair of compression arm sleeves or socks in place of the shirt.
Male and Female Age Group Awards for Top Three in all Age Groups for the 10K and 5K distances (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
No roller blades/skates, skateboards or motorized devices are allowed on the run or walk courses.
Leashed pet friendly
We welcome wheelchairs, strollers & wagons.
This event will take place rain or shine. There are no refunds for due to weather
Course Maps
5K Course Map
Packet Pick-up Opportunities
| Friday, March 19, 2027 from 3:00 - 6:00pm at Road Runner Sports in Tempe (map)
You can also pickup your packet during on race day starting at 6:30am. |
Event schedule
- Fri, March 19, 2027 3:00 PM - Packet Pickup at Road Runner Sports in Tempe from 3-6pm
- Sat, March 20, 2027 6:30 AM - Race Day Packet Pickup Opens
- Sat, March 20, 2027 7:30 AM - 10K Run/Walk Begins
- Sat, March 20, 2027 7:40 AM - Race day packet pickup closes
- Sat, March 20, 2027 7:45 AM - 5K Run/Walk Begins
- Sat, March 20, 2027 9:30 AM - Awards Ceremony Begins (approx.)