2025 Boston Marathon Start Times - Broken Up by Waves

For over 100 years, the Boston Marathon has been New England’s most widely viewed sporting event. Annually, over 30,000 official participants between the ages of 18 and 83 come from around the world to run the historic and iconic race. This year, over 11,000 participants are running the Boston Marathon for the first time. While some athletes compete for personal records and fast finish times, others run to raise money for charities. Whatever the reason, the race's starting line will be packed with amazing people with extraordinary life stories.  With so many athletes lining up to compete each year, the Boston Athletic Association ("BAA") implements a staggered start time based on the participant’s division to ease congestion, ensure safety, and improve the overall experience for everyone involved. The day of the marathon starts bright and early with the Military March at 6 a.m. in Hopkinton, southwest of Boston. The finish line awaits 26 miles and 385 yards away in Boston’s Copley Square.  While the fastest