Sharon Triathlon

AUG
9
2026
Join the Sharon Triathlon on August 9 2026 at Lake Massapoag in Sharon Massachusetts, featuring a 0.5 mile swim, 12.3 mile bike and 4.4 mile run. Enjoy a fast bike loop, shaded lakeside run and a post race barbecue.
Sun 9 Aug 2026
Swim Run Aquabike Bike

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Event details

The Sharon Triathlon takes place on Sunday, August 9, 2026, in Sharon, Massachusetts at 181 Pond Street. The race offers three event types: Individual, Relay, and Individual AquaBike. The Individual entry fee is $130; Relay and Individual AquaBike entries are listed at $0. Events are open to participants aged 11 and older. Registration for listed events closes on January 31, 2026 at 11:59pm EST and reopens on February 1, 2026 at 12:00am EST. The event website lists additional maps and updates. A post-race barbecue is noted as part of the event.

Course and logistics

The swim takes place in Lake Massapoag with the start and finish on the beach. The water is described as warm in summer and wetsuits will be optional. The bike leg is a single loop around Lake Massapoag and nearby communities, recorded as 12.3 miles on paved roads; local triathletes consider the course a time trial. The run is a 4.4 mile loop around the lake, described as shaded with tree-lined homes and scenic lake views, finishing back at the park beneath the event finish arch.

Distances:

  • 0.5 miles swim
  • 12.3 miles bike
  • 4.4 miles run

On-site parking is at 1 Beach Street; additional parking is listed at the high school lots by Lake Massapoag at 180 Pond Street. Visit the organization's website for the most recent information.

4 mi
Run
Swim
Aquabike
Bike

Events nearby

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Join Hopkinton Against the Tide on June 20, 2026 at Hopkinton State Park for swims, runs and a fitness walk supporting the Massachusetts Breast Cancer Coalition. All abilities welcome and teams are encouraged.
A three day indoor functional fitness event in Boston combining ten workout zones with a 5 km run. The weekend features Elite and Age Group heats, Ruck waves, team categories and a separate DEKA FIT Ultra.
Dive into the Dover Sherborn Boosters Triathlon on Sept 13, 2026, a community race with a pond swim, hilly bike and country run. All proceeds support local student athletes and the event welcomes individual and relay teams.