The Columbia Threadneedle Investments Boston Triathlon captures the essence of the city historical, scenic, fun and exciting. As a participant in the triathlon, youll swim in the fresh waters of Dorchester Bay, bike through Boston city streets, and run along the scenic Southie shoreline. Following the race, celebrate with friends and family at our huge post-race party!
How to enter the Boston Triathlon
- Triathlon: Swim 1.5km, Bike 40km, Run 10km
- Triathlon: Swim 0.75km, Bike 20km, Run 5km
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Boston Triathlon weather forecast
Partly cloudy throughout the day.
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