Massachusetts
Massachusetts Triathlon Calendar 2026-2027
Monthly updates for Massachusetts
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in Massachusetts for 2026-2027! Our updated list features 7 exciting races across the region. Find your next race in Massachusetts below and join the running community at these great events!
April 2027
A run-bike-run duathlon in Seekonk, MA featuring 2-mile runs and an 11-mile bike through countryside, with a 4-hour course limit and packet pickup options.
June 2027
Sprint triathlon at Long Pond in Wellfleet with a kettle pond swim, Cape Cod National Seashore bike and Atlantic view run, raising funds for community radio WOMR.
Multisport event at Craigville Beach offering sprint and Olympic triathlons plus duathlon aquabike and aquathlon with lifeguarded swims and looped bike courses.
July 2027
A longstanding sprint triathlon at Surf Drive Beach with open age, aquabike, para, relay and virtual options plus a scenic swim, bike and 5k run route.
Sprint triathlon on Nantucket featuring a 450 yard swim, a 13.5 mile bike out and back to Madaket, and a 3.4 mile run through waterfront streets.
Monthly updates for Massachusetts
Get new running races (and updates) in your inbox every month.
August 2027
A Greenfield, MA triathlon with International and Sprint options, river swims and scenic road bike and run courses; proceeds support the local recreation department.
September 2027
Multi-distance triathlon at Craigville Beach with Sprint, Olympic, relay, aquabike, duathlon, aquathlon and a virtual "Tri It Your Way" option; USAT sanctioned.