Mystic River Herring Run and Paddle

The Mystic River Herring Run and Paddle is a vibrant annual event celebrating outdoor fitness and community engagement. Scheduled for May 18, 2025, this 29th edition features a 5K run/walk and three paddling races of 3, 9, and 12 miles, all taking place at the Blessing of the Bay Boathouse in Somerville, MA. The 5K course is a flat, scenic route along the Mystic River bike path, while the paddling courses navigate the river's waters, with a portage for the longest distance.

Participants can also enjoy a free family-friendly bike ride along the Malden and Mystic Rivers. Visit the organization's website for the most recent information.