Brunswick
Triathlon Calendar near Brunswick 2026-2027
Monthly updates for Brunswick
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Brunswick for 2026-2027! We've gathered 5 exciting races in the area. Check out our detailed list below to find your next local race.
May 2026
Test your legs and swim strokes at the Polar Bear Triathlon and Duathlon in Brunswick on May 2, 2026 at Bowdoin College. Choose tri, du, aquabike, relay or virtual options featuring a pool swim plus scenic coastal bike and run courses.
June 2026
Dive into the scenic Sebago Lake Triathlon at St. Joseph's College in Standish, Maine on June 28, 2026, with sprint, Olympic, relay, duathlon and virtual options for all levels. Fast courses, pro timing and lakeside views make it a must do summer rac..
July 2026
IRONMAN 70.3 Maine in Augusta on July 26, 2026 features a Kennebec River swim, 56 mile bike and 13.1 mile run with the Maine State Capitol as a dramatic finish. This World Championship qualifier blends New England scenery with race day excitement.
August 2026
Join ÖTILLÖ Casco Bay Swimrun for ocean swims and scenic island runs with rock scrambles and historic stops around Portland, Maine. Athletes and volunteers travel by ferry to the start; spectators arrange their own transport.
Experience OTILLO Swimrun Casco Bay Islands on August 9, 2026 in Long Island, Maine. Run and swim through scenic Casco Bay with solo and team options across sprint to World Series distances. Perfect for racers and adventure seekers.