Volunteer Code of Conduct Rights and Responsibilities Testimonials Vol of Fame Sections volunteer at a B.A.A. event volunteer at a B.A.A. event boston marathon Volunteer Registration for the 129th Boston Marathon is now open! Applications will close on February 7th at 5PM EST. Thank you for your interest in volunteering! Learn More about the boston marathon Boston 5K Volunteer registration for the 2025 Boston 5K will open on December 9th. Thank you for your support! Learn More about the Boston 5K Boston 10K Volunteer registration for the 2025 Boston 10K will open in May 2025. Thank you for your support! Learn More about the Boston 10K Boston Half Volunteer registration for the 2025 Boston Half will open in late August of 2025. Thank you for your support! Learn More about the Boston Half CONTACT INFO B.A.A. Volunteer Program volunteer@baa.org 699 Boylston StreetBoston, MA 02116