Triathlons in Connecticut
Connecticut has 17 upcoming triathlons scheduled for 2026. Marlborough is the busiest city with 4 races, ahead of Farmington (3) and Moodus (2).
Showing all 17
Triathlon
Winding Trails Triathlon Series Race #8
Farmington, CT
Triathlon
Winding Trails Triathlon Series Race #8
July 30, 2026
Farmington, CT
Triathlon
Race4Chase Triathlon Program FINALE Race: Connecticut
August 1, 2026
Southington, CT
Triathlon
Lake Terramuggus Sprint Triathlon
Marlborough, CT
Triathlon
Lake Terramuggus Sprint Triathlon
August 1, 2026
Marlborough, CT
Triathlon
Winding Trails Triathlon Series Race #9
Farmington, CT
Triathlon
Winding Trails Triathlon Series Race #9
August 6, 2026
Farmington, CT
Triathlon
Sharon Sprint Triathlon
Sharon, CT
Triathlon
Sharon Sprint Triathlon
August 8, 2026
Sharon, CT
Triathlon
Cedar Lake Triathlon
Chester, CT
Triathlon
Cedar Lake Triathlon
August 8, 2026
Chester, CT
Triathlon
East Haddam Sprint and Family Fun Triathlon
Moodus, CT
Triathlon
East Haddam Sprint and Family Fun Triathlon
August 9, 2026
Moodus, CT
Triathlon
Winding Trails Triathlon Series Race #10
Farmington, CT
Triathlon
Winding Trails Triathlon Series Race #10
August 15, 2026
Farmington, CT
Triathlon
Lake Terramuggus Olympic Triathlon
Marlborough, CT
Triathlon
Lake Terramuggus Olympic Triathlon
August 30, 2026
Marlborough, CT
Triathlon
myTeam Triumph Westport Triathlon
Westport, CT
Triathlon
myTeam Triumph Westport Triathlon
September 13, 2026
Westport, CT
Triathlon
20256 myTeam Triumph Westport Triathlon
Westport, CT
Triathlon
20256 myTeam Triumph Westport Triathlon
September 27, 2026
Westport, CT
Triathlons in Nearby States
Frequently asked questions
What are the standard triathlon distances?▾
The main distances are Sprint (750m swim, 20K bike, 5K run), Olympic (1.5K swim, 40K bike, 10K run), Half-Ironman/70.3 (1.2mi swim, 56mi bike, 13.1mi run), and full Ironman (2.4mi swim, 112mi bike, 26.2mi run). Browse all distances on RACE.
What do I need for my first triathlon?▾
At minimum you need a swimsuit, goggles, a road or tri bike, helmet, running shoes, and a race belt for your number. Many beginners start with a sprint triathlon, which can be completed in 1-2 hours.
What is the difference between sprint and Olympic triathlon?▾
A sprint triathlon is roughly half the distance of an Olympic triathlon. Sprints typically take 1-1.5 hours while Olympic distance races take 2-3.5 hours. Sprints are ideal for beginners.
How do I qualify for the IRONMAN World Championship?▾
Athletes qualify by earning a slot at an IRONMAN-branded qualifying race. Each full IRONMAN event allocates slots to age group winners. The World Championship is held annually in Kailua-Kona, Hawaii.
What are the biggest triathlons in the US?▾
The SuperTri Chicago Triathlon is the largest single triathlon event with 8,000+ athletes. IRONMAN events in Texas, Florida, Lake Placid, and Arizona draw thousands. Escape From Alcatraz is a bucket-list race. Find them all on RACE.