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Ironman 70.3 Chattanooga 2025

Over the past decade, Chattanooga has evolved into a hub for racing enthusiasts, with its scenic routes and passionate community. Known as the Scenic City, athletes come from near and far to experience the iconic courses, picturesque landscape, and unforgettable experiences all race weekend long. From leisurely adventures or epic all day exploration, there’s something for everyone.  Endless adventures for all. ​

This course brings a unique PR setting downriver 1.4 mile swim, epic rollers on your 56-mile bike ride through the historic Chickamauga, and a scenic 13.1-mile run through iconic downtown Chattanooga, including the Tennessee Riverwalk, Walnut Street Bridge, and Riverfront Parkway.​

In 2025, come celebrate 10 years of racing in the Scenic City.​


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