Shawnee Mission Triathlon and Duathlon – Lenexa, KS 2026

There are seven days in a week and “someday” isn’t one of them. Make the commitment to become a triathlete or duathlete today! The Shawnee Mission Triathlon & Duathlon takes athletes throughout the most visited park in the state that serves as a 1,250-acre urban refuge. Additionally, the course joins the Mill Creek Streamway Trail offering asphalt pathways snaking along the stream and through hillside forests. With five different events including relays, there is something for every athlete ranging in experience from first timer to the seasoned veteran. The Shawnee Mission Triathlon & Duathlon is featured as the USA Triathlon Kansas State Championship event with the top 35% of finishers in the Short Course and Olympic Triathlons qualifying for USA Triathlon Nationals. COURSE OPTIONS Triathlon - Olympic 1500 meter swim, 27 mile bike (6 laps), and a 6.1 mile run Triathlon - Long 1000 meter swim, 18 mile bike (4 laps), and 4.68 mile run Triathlon - Short 500 meter swim, 9 mile bike (2 lap