2026 Matt Mason "Cowboy UP" Triathlon/Duathlon
Smithville, MO
The Matt Mason “Cowboy UP!” Triathlon/Duathlon has been established to honor, pay tribute, support and celebrate the lives of those who have made the ultimate sacrifice for their country. This triathlon is our way to stay close to our dear friend, Matt Mason, and keep his memory alive while focusing on supporting others like him and their families.
Race Distances:
Short Course Distance Duathlon is a 1.5 mile run (shotgun start), 11 mile bike course (2 laps), and a 5K run (mostly flat, out and back course).
Short Course Distance Triathlon is a 500 meter swim (time trial start), 11 mile bike course (2 laps), and a 5K run (mostly flat, out and back course).
Long Course Distance Triathlon is a 1,000 meter swim (time trial start), 18.8 mile bike course (4 laps), and a 10K run (mostly flat, out and back course).
Race Day Info:
Sunday, July 27, 2025
5:00am – Gates Open5:15am – Transition/Body Marking Opens6:15am – Swim Warmup Open**6:30am – Park Gates/Roads Close6:45am – Transition Closes6:45
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