Lake Terramuggus Sprint Triathlon #3

About the Event

The Lake T Sprint Series has been the first race for many Iron Distance Triathletes. In its 25th year, this race continues to be the stepping stone for so many triathletes to get to the next level. Racks are first come, first serve, waves are male/female, and there is a relay division as well.

The 600 yard lake swim is followed by a 2 loop bike course with rolling hills. The 5K run is a beautiful course around the lake which has a few small inclines and downhill the last mile. Aid is available on the run at the town hall section.

**PLUS we offer a Super Sprint race for those looking to test the waters of triathlon! This will be a 200 yard swim, 5.5 mile bike (one loop) & 1.7 mile run.

Online Prices:
Sprint Individual Registration $45.00
Super Sprint Registration $35.00
Relay Registration $65.00
Aqua/Bike $45

Day of Prices:
Sprint Individual $60
Super Sprint $45
Relay $75.00
Aqua/Bike $60

Online Registraion Closes 4pm race day

Plus don't miss: LAKE T OLYMPIC DISTANCE TRIATHLON Saturday August 15th!!

*In case the weather gods don’t cooperate all efforts will be made to race in some capacity. If we are unable to race there will be no refunds or transfers. Thank you.

**PLEASE NOTE**
1. No earbuds are allowed at any point of the race
2. Bikers must have their helmet on and strapped before leaving transition.
3. Bikers cannot mount their bike until they have reached Lake Rd.
4. Bikers must be at least 2 bike lengths behind the racer in front of you.
5. Bikers MUST ride their bike AS FAR TO THE RIGHT SIDE LANE as possible. They can only pass on the left(within the lane) and IMMEDIATELY return right.
6. No animals are allowed at Blish Park per the Town of Marlborough.

Races Offered

Aqua Bike

Jul 16, 2026

straighten

Distance — Aqua Bike

terrain

Type — —

timer

18:15

sell

$45.00

Sprint Relay Tri

Jul 16, 2026

straighten

Distance — Sprint Relay Tri

terrain

Type — —

timer

18:15

sell

$65.00

Sprint Tri

Jul 16, 2026

straighten

Distance — Sprint Tri

terrain

Type — —

timer

18:15

sell

$45.00

Super Sprint Tri

Jul 16, 2026

straighten

Distance — Super Sprint Tri

terrain

Type — —

timer

18:15

sell

$35.00

Weather History

These values represent the 3-year monthly averages for July in Marlborough.

thermostat Temperature

19.0° / 28.3°

wb_sunny Feels like

20.0° / 29.3°

light_mode Avg sunshine hours

11h 8m

water_drop Avg rainfall

4.7 mm

ac_unit Avg snowfall

—

air Avg wind speed

9.6 km/h (Light breeze)

opacity Sweat loss rate

High

terrain Course conditions

Hard and dry surface

sunny Max UV Index

Very High (8.0)

humidity_mid Humidity

79.1%

wb_twilight Sunrise

05:29

nightlight Sunset

20:20

About Marlborough

Learn more about the host city, Marlborough.

Marlborough is a town in Hartford County, Connecticut, United States. It contains the census-designated place (CDP) of Terramuggus. The town is part of the Capitol Planning Region. The town's population was 6,133 at the 2020 census. Marlborough is a suburban and rural community. The local high school is RHAM High School. In 2013, Marlborough ranked third in Connecticut Magazine's biannual ranking of Connecticut small towns. Educationally, RHAM High School, which serves Marlborough, Hebron, and Andover students, is one of the top-ranked regional high schools in the state on the SAT in 2017, and 11th highest-performing school in the state on the test. The town is home to Elmer Theines-Mary Hall elementary school which serves Pre-K through 6th grade. The school scores above state average on standardized testing and student progress.