Trillium 2026 Spring 5K

Join us on Saturday, May 16 for our 8th annual Trillium Spring 5K! We’re proud to be partnering with Girls on the Run Greater Boston (GOTRGB) and bringing together a global community for our most exciting race to date. With over 500 in person runners and hundreds of virtual participants, we invite you all to join us in supporting an incredibly important cause.