2026 Tucson Shamrock Half Marathon / 10K / 5K

🍀 Race Overview

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

• Date: March 8, 2026
• Location: 3482 E River Rd, Tucson, AZ
• Registration: Click here to register
• Mail-in Registration: Accepting until March 2, 2026. Download the form.

🏃‍♂️ Virtual Run Details

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!

• Eligibility: US addresses only.
• Instructions: Participants will receive an email with instructions on submitting your time.
• Shipping: All items shipped after the event (March 8th).
• Contact: For participants outside the US, contact StartLine Racing at info@startlineracing.com.

🏅 What You Get

• Medal: Custom Event Medal.
• T-Shirts: Choice of Custom Event Tech Shirt for all participants.
• Awards: Age Group Awards for Top Three in all Age Groups (race day participants only).
• Refreshments: Pre- and Post-Race "Runner's Brunch".

🐾 Race Day Information

• Registration: Starts at 6:30 AM on race day.
• Payments: Accepts cash and credit cards (no checks).
• Prices: Half Marathon - $90, 10K - $60, 5K - $50.
• Course: Dedicated running trails, starting and ending at Brandi Fenton Memorial Park.

📏 Course Information

• Water Stations: Available at all key miles.
• GU Gels: Located at specific miles for the Half Marathon.
• Restroom Access: Available at multiple points along the course.
• Cut-off Time: 4 hours for the Half Marathon.

📍 Packet Pick-Up Opportunities

• Date: Saturday, March 7th from 2:00 - 5:00 PM at Road Runner Sports.
• Address: 7113 N Oracle Rd, Tucson, AZ 85704. See map.
• Race Day: Packets available starting at 6:30 AM.

⏰ Event Schedule

• March 7: 5:00 PM - Packet Pick-Up.
• March 8: 6:30 AM - Race Day Packet Pickup and Registration.
• March 8: 7:30 AM - Half Marathon Begins.
• March 8: 8:00 AM - 5K Begins.