Boston Triathlon Weekend | Free Kids Races Saturday
| Dates: | Sat, Sun from 8/22/26 - 8/23/26 |
| Hours: | TBA |
| Ages: | Kids, Teens, Adults |
| In/Outdoor: | Outdoor |
| Cost: | Free see below |
| Category: | Sporting Events |
Boston’s only triathlon returns for its 18th year on August 22-23, 2026, inviting athletes of all levels to swim, bike, and run along South Boston’s scenic waterfront.Produced by ethos, the Boston Triathlon features both Olympic and sprint distance races with a course that includes a swim at Carson Beach, a bike ride on William Day Boulevard, and a run in South Boston.
In addition to the adult competitions, the 12th Annual Kids Day at the Boston Tri will take place on Saturday, August 22, offering fun and age-appropriate races and activities designed to introduce children to the concept of multisport.
Free Kids Races
There is a Fun Run for kids under the age of 6 yrs old and Splash n Dash races for kids between 7-15 yrs old. All kids’ events are FREE and kids of all ages are welcome to join.
The Boston Triathlon also continues its commitment to athlete-first policies, with flexible options for deferrals, transfers, and refunds to make race planning easier and more accessible.
| COST | ↑ top |
Kids Day at the Boston Tri is free while there is a cost for the Olympic and sprint distance races
| WEBSITE | ↑ top |
| LOCATION | ↑ top |
165 HarborWalk, Boston, MA, 02125 map
DCR Carson Beach, South Boston
| RELATED LINKS | ↑ top |
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- Boston Triathlon Weekend | Free Kids Races Saturda..., 8/22/26-8/23/26
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