Swim Across America – Boston Open Water Swim|2025
Please save the date for the Boston Open Water Swim, which will be held on August 10. The event will be held at Castle Island at Pleasure Bay in South Boston! Swimmers of all ages and skill levels are welcome to join the event and choose from ½ mile, 1 mile or 5K distance options. Whether you are a veteran swimmer or you're looking to complete your first open water swim, we welcome you to help "Make Waves to Fight Cancer."
All proceeds from the event benefit the David B. Perini Jr. Quality of Life Clinic at Dana-Farber Cancer Institute and the Mass General Hospital for Children.