Join us at Marathon-by-the-Sea in Saint John, New Brunswick. The regions most challenging Boston qualifier is also the east coasts only summertime race event  a great way to spend a family weekend in August. 

Running seaside with the ocean breeze upon your face, youll experience the full maritime hospitality of the only city on the spectacular Bay of Fundy. Marathon-by-the-Sea offers a full roster of races and events  with an emphasis on fun! Experience local entertainers along the routes; volunteer-run water stops that compete for best-in-race costumes and service; pre-race entertainment; great food; and a terrific awards ceremony. So join us in a citywide celebration of fun family fitness!

Marathon by the Sea

Pre-Race Review/ Lineup

Race director Lori Weir, who has managed the Marathon by the Sea for the past three years, will step down after this Sunday's edition of the race. She has named runner and financial advisor Richard Walter as her replacement.

Marathon Summary

Marathon Results