2026 Tucson Shamrock Half Marathon / 10K / 5K

🎉 Join the Tradition

Join StartLine Racing as we continue a March tradition! The 9th Annual Tucson Shamrock Half Marathon, 10K, 5K will take place on Sunday, March 8th at Brandi Fenton Memorial Park.

📅 Event Details and Schedule

• Mail-in Registration Form: 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 2, 2026.

🌍 Virtual Run Details

• Participation: Of course we want you to participate in the Shamrock Half Marathon, 10K, and 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 the shirt then you still can!
• Shipping: All prices include shipping! Prior to the event, all virtual participants will receive an email with instructions on how to submit your time.
• Restrictions: 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.

🏅 What You Get!

• Medal: Custom Event Medal.
• Shirt: Choice of Custom Event Tech Shirt for all participants.
• Awards: Age Group Awards for Top Three in all Age Groups for the half marathon, 10K, and 5K (Race day participants only).
• Brunch: Pre- and Post-Race "Runner's Brunch" (granola bars, fruit, water, Gatorade, etc).

🍀 Chase the Leprechaun!

• 5K Feature: The 5K distance will feature a 'Chase the Leprechaun' for 2026! A leprechaun will be set loose on the course for all of our participants to find.
• Prize: Any participant to pass the leprechaun and finish the race will receive a prize at the finish line. No additional registration required.

🗓️ Race Day Information

• Registration: Race Day Registration will be available beginning at 6:30am.
• Payment: We accept cash and credit cards on race day (checks are no longer accepted).
• Prices: Race Day prices: Half Marathon - $90, 10K - $60, 5K - $50.
• Course: The course will take you through dedicated running trails (all asphalt and concrete), starting and ending at Brandi Fenton Memorial Park.

🏁 Course Information

• Hydration: Gatorade and Water will be available at all water stations.
• GU Gels: GU Gels will be located on the course at miles 5.1 and 8.1 for the Half Marathon.
• Restrooms: Restrooms will be available at various points during the race.
• Cut-off: The cut-off time for the Half Marathon will be 4 hours.

🗺️ Course Maps

• Half Marathon: View Map
• 10K: View Map
• 5K: View Map

📦 Packet Pick-Up Opportunities

• Date: Packet Pick-up is available on Saturday, March 7th from 2:00 - 5:00pm at Road Runner Sports.
• Location: Road Runner Sports is located at 7113 N Oracle Rd, Tucson, AZ 85704.
• Race Day: You can also pick up your packet on race day starting at 6:30am.

🚀 Event Schedule

• Sat, March 7, 2026 5:00 PM - Packet Pick-Up from 2-5pm at Road Runner Sports
• Sun, March 8, 2026 6:30 AM - Race Day Packet Pickup and Registration Opens
• Sun, March 8, 2026 7:30 AM - Half Marathon Begins
• Sun, March 8, 2026 7:45 AM - 10K Begins
• Sun, March 8, 2026 8:00 AM - 5K Begins
• Sun, March 8, 2026 9:00 AM - Award Ceremony Begins (approx.)

🔗 Registration Link

For more information and to register, please visit the official race page.