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, Wellfleet featuring a 1/4 mile swim, 10 mile bike through Cape Cod National Seashore and a 5K run, benefiting nonprofit 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.
A 450 yard time trial swim, a 13.5 mile out and back bike, and a 3.4 mile run through Nantucket with overlap areas staffed by police and volunteers.
Monthly updates for Massachusetts
Get new running races (and updates) in your inbox every month.
August 2027
A community triathlon in Greenfield, MA featuring Green River swims, back-road bike and run courses, two distances, and proceeds that support the local recreation department.
September 2027
Multi-discipline triathlon at Craigville Beach on September 12, 2026 featuring sprint and Olympic distances, duathlon, aquabike, aquathlon and relay options.