Maine
Maine Triathlon Calendar 2026-2027
Monthly updates for Maine
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in Maine for 2026-2027! Our updated list features 3 exciting races across the region. Find your next race in Maine below and join the running community at these great events!
September 2026
A multirace triathlon festival in South Berwick, Maine featuring Sprint, Olympic and aqua bike distances, a post-race Harvest Brunch, and fundraising for local education.
July 2027
IRONMAN 70.3 Maine in Augusta features a fast Kennebec River swim, a 56 mile bike and a 13.1 mile run with strong community and spectator support.
For qualified athletes: a 1.2 miles swim, 95 miles bike and a run to the Mount Washington summit, organized by New England Endurance Events.
Monthly updates for Maine
Get new running races (and updates) in your inbox every month.