Marshfield St. Patrick's Day 5k

Experience the thrill of the Marshfield St. Patrick's Day 5K on Saturday, March 14, 2026, in the picturesque setting of Marshfield, Plymouth. This USATF certified ocean course invites over 4,000 participants to showcase their running spirit in green attire, with cash prizes for top finishers and a special reward for breaking the course record. Age group awards add to the excitement, ensuring all participants have a chance to shine. After the race, join the lively finish parties at Brant Rock's local pubs and restaurants. Register early for just $30 until December 31, 2025, and $35 until March 4, 2026, with same-day registration available for $40. Don't miss this unforgettable St. Patrick's Day celebration – secure your spot now!