Join StartLine Racing as we continue a March tradition in the valley!

The 9th Annual Shamrock 10K / 5K event will be taking place on March 16th at Kiwanis Park in Tempe.

The 5K distance will feature a 'Chase the Leprechaun' for 2025! A leprechaun will be set loose on the course for all of our participants to find. Any participant to pass the leprechaun and finish the race will receive a prize at the finish line. No additional registration required. Open to all 5K participants.

All Participants Receive: 

Custom Event Medal for all participants

Choice of Custom Event Tech Shirt for all participants. 

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 & Over

Click Here For Registration: