Triathlon Race Calendar in Connecticut, United States

Sep

12

2026 Dave Parcells Madison Triathlon

Madison, Connecticut, United States

Free - $200.00

Triathlon Aquabike

26.6K 20.1K 26.1K +5

Jul

10

Litchfield Hills Triathlon

New Hartford, Connecticut, United States

$129.00 - $199.00

Triathlon Aquabike

49.9K 40.2K

Aug

15

Lake Terramuggus Olympic Triathlon

Marlborough, Connecticut, United States

Triathlon

Ultra 41.7K

Aug

09

Niantic Bay Triathlon

Niantic, Connecticut, United States

Triathlon

24.3K 19.2K

Aug

08

East Haddam Sprint and Family Fun Triathlon

Moodus, Connecticut, United States

Triathlon Running

East Haddam Sprint Triathlon INDIVIDUAL REGISTRATION East Haddam Sprint Triathlon TEAM REGISTRATION East Haddam Family Fun INDIVIDUAL REGISTRATION East Haddam Family Fun TEAM REGISTRATION +1

Aug

01

Race4Chase Triathlon Program FINALE Race: Connecticut

Southington, Connecticut, United States

Triathlon

Race4Chase Triathlon Program FINALE Race: Connecticut

Jul

30

Lake Terramuggus Sprint Triathlon #4

Marlborough, Connecticut, United States

Triathlon

23.1K 11.8K 18.2K

Jul

16

Lake Terramuggus Sprint Triathlon #3

Marlborough, Connecticut, United States

Triathlon

Sprint Tri Super Sprint Tri Sprint Relay Tri Aqua Bike

Jul

11

Hopkins Vineyard Triathlon

New Preston, Connecticut, United States

Triathlon

Sprint Tri Sprint Tri Relay

Jul

02

Lake Terramuggus Sprint Triathlon #2

Marlborough, Connecticut, United States

Triathlon

23.2K 11.8K 18.2K

Jun

20

Pat Griskus Olympic, Du, Sprint Triathlon

Middlebury, Connecticut, United States

Triathlon Duathlon Aquabike

Ultra 22.7K 40.2K +2

Jun

18

Lake Terramuggus Sprint Triathlon #1

Marlborough, Connecticut, United States

Triathlon

23.1K 11.8K 18.2K