Phoenix Shamrock 10k
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Event details
The Phoenix Shamrock 10K / 5K takes place on March 15, 2026 at Kiwanis Park in Tempe, Arizona (101 West Baseline Road). The event is organized by StartLine Racing and includes the following distances:
- 10K Run/Walk
- 5K Run/Walk
- Virtual Run
The 5K will include a "Chase the Leprechaun" feature in which a leprechaun is set loose on the course; any 5K participant who passes the leprechaun and finishes receives a prize.
Registration and race information
Packet pickup is available the day before the event at Road Runner Sports in Tempe; race day packet pickup and registration are also offered. Mail-in registrations are accepted until March 9, 2026. Virtual registrations are limited to US addresses; virtual race items are mailed after March 15, 2026.
All participants receive a custom event medal and may choose a custom event tech shirt or select no shirt for a $5 reduction. Age group awards are given to the top three in each age group for the 10K and 5K, for race day participants only. Race day registration accepts cash and credit cards; checks are not accepted. The event welcomes leashed pets and allows wheelchairs, strollers, and wagons. Roller blades, skateboards, and motorized devices are not allowed on the courses. Course maps are available for both distances and results and photos are posted online. The event proceeds rain or shine; there are no refunds for weather. Visit the organization's website for the most recent information.