Lake Terramuggus Sprint Triathlon

JUL
30
2026
This long-running triathlon at Blish Park offers four race options, from a classic sprint distance to a shorter super sprint. The course features a lake swim, rolling bike loops, and a scenic run. Registration is available online until the afternoon of the event.
Thu 30 Jul 2026
Sprint Tri - Swim Sprint Relay Tri - Swim Super Sprint Tri - Run Sprint Relay Tri - Run Sprint Tri - Run

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About the Event

The Lake Terramuggus Sprint Triathlon #4 is part of a series celebrating its 25th year, historically serving as an introductory event for many triathletes. The event is held at Blish Park in Marlborough, Connecticut.

Distances & Disciplines

The event offers four different competitions:

  • Sprint Tri: A 600 yard open water swim in Lake Terramuggus, a two-loop bike course with rolling hills, and a 5K run around the lake with small inclines.
  • Super Sprint Tri: A shorter option with a 200 yard swim, a 5.5 mile single-loop bike ride, and a 1.7 mile run.
  • Sprint Relay Tri: A team-based version of the Sprint Tri.
  • Aqua Bike: A swim and bike event.

The run course features aid available near the town hall section. Transition area bike racks are allocated on a first-come, first-served basis. The competition uses male and female waves for the start.

Registration & Pricing

Standard online registration fees (including processing fees) are listed for each event:

  • Sprint Tri Individual: $48.70
  • Super Sprint Tri: $38.10
  • Sprint Relay Tri: $69.90
  • Aqua Bike: $48.70

Online registration remains open until 4:00 PM on race day. Visit the organization's website for the most recent information.

5 km
Sprint Relay Tri - Run
5 km
Sprint Tri - Run
Super Sprint Tri - Run
Sprint Tri - Swim
Sprint Relay Tri - Swim
Aqua Bike - Bike
Aqua Bike - Swim
Sprint Relay Tri - Bike
Super Sprint Tri - Bike
Super Sprint Tri - Swim