Helly Hansen Sailing World Regatta Series Marblehead 2025 in on August 14, 2024 Play Pause Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: July 24, 2025 – July 27, 2025 all-day 2025-07-24T00:00:00+00:00 2025-07-28T00:00:00+00:00 Where: Boston Yacht Club Marblehead MA Contact: Sarah Renz 312-543-1458 Email Event website