Whether you're training for your first triathlon or chasing a personal best, the Greenfield Triathlon offers an unforgettable race experience through the scenic countryside of Franklin County. Returning on Sunday, August 2, 2026, this beloved event has earned its reputation as the longest-running triathlon in New England, welcoming athletes [...]

New England’s Longest Running Triathlon Returns August 3, 2025

The Greenfield Triathlon is back for its 41st year—and it’s still going strong. Held in the heart of Franklin County, this longstanding race has become a summer tradition in Western Massachusetts. On Sunday, August 3, 2025, triathletes of all levels will hit the water, roads, [...]

The 2024 Greenfield Triathlon is set to take place on Sunday, August 4, 2024, in Greenfield, Massachusetts. Celebrated as the longest-running triathlon in New England, this event attracts both seasoned athletes and newcomers alike, offering a picturesque course that showcases the beauty of Franklin [...]

Compete in the longest running triathlon in New England. There is still time to register for the Greenfield Triathlon. This year's race is happening Sunday, August 6th, 2023.

Register online today to participate in this scenic triathlon, whose course follows the picturesque back roads of Greenfield, Massachusetts, plus swimming in the Green [...]