2027 Tucson Shamrock Half Marathon / 10K / 5K

Race Overview

Join StartLine Racing as we continue a March tradition! The 10th Annual Tucson Shamrock Half Marathon, 10K, 5K will take place on Sunday, March 14th at Brandi Fenton Memorial Park. For more information, visit the official race page at here.

Event Details and Schedule

• Mail-in Registration: To register by mail please complete and return our Mail-in Registration Form. Mail-in registrations will be accepted until March 8, 2027.
• Virtual Run: If you can't join us on race day, you can still participate virtually and receive the medal and swag!
• What You Get: Custom Event Medal, choice of event shirts, and age group awards for race day participants.
• Race Day Registration: Registration will be available beginning at 6:30am. We accept cash and credit cards on race day.

Race Day Information

• Prices: Half Marathon - $90, 10K - $60, 5K - $50.
• Strollers: Strollers and leashed pets are welcome.
• Course: Dedicated running trails starting and ending at Brandi Fenton Memorial Park.
• Weather Policy: This event will take place rain or shine. There are no refunds due to weather.

Course Information

• Water Stations: Gatorade and water will be available at various points along the course.
• Restrooms: Located at specific miles along the course for participant convenience.
• GU Gels: Available on the course at designated locations.
• Cut-off Time: The cut-off time for the Half Marathon is 4 hours.

Course Maps

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

Packet Pick-Up Opportunities

Packet Pick-up is available on Saturday, March 13th from 2:00 - 5:00pm at Road Runner Sports (map).

• Location: Road Runner Sports is located at 7113 N Oracle Rd, Tucson, AZ 85704.
• Race Day Pickup: Packet can also be picked up on race day starting at 6:30am.

Event Schedule

• Sat, March 13, 2027 2:00 PM - Packet Pick-Up
• Sun, March 14, 2027 6:30 AM - Race Day Packet Pickup and Registration Opens
• Sun, March 14, 2027 7:30 AM - Half Marathon Begins
• Sun, March 14, 2027 9:00 AM - Award Ceremony Begins (approx.)