Triathlon Calendar United States 2026-2027

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Explore the best triathlons in the United States for 2026-2027! Our updated list features 801 exciting races across the country. Find your next race in the United States below and join the running community at these great events!

July 2026
A coastal biathlon in Rehoboth Beach on July 5, 2026 combining a half mile ocean swim and a 5k run, with relay, a free youth mini biathlon, chip timing, age-group awards, and a special commemorative beach towel for participants.
A lakeside Super Sprint triathlon in Cassadaga, NY offering a 400 m swim, 13 mile bike and 2 mile run, plus an individual AquaBike option. This is race two of a three-race series with points awarded toward season standings.
A mixed swim and run event in Newport Beach on July 9, 2026 featuring 1K swims, 5K and 10K runs, combined swim-run races and a relay, with chip timing, race shirts, photos and awards across multiple categories.
A Thursday evening triathlon series at Cedar Lake in Chester CT offering sprint and super sprint distances, relay teams, and family-friendly options; online preregistration is required and safety rules are enforced.
IRONMAN 70.3 Muncie on July 11, 2026 in Muncie, Indiana features a flat swim at Prairie Creek Reservoir, a fast bike through Indiana countryside and a rolling run through Muncie Nature Park. It is an early qualifier for the 2027 World Championship.
An Olympic-distance triathlon at West Hill Lake in New Hartford, CT, featuring a 1500 m swim, 40 km bike and 10 km run; AquaBike and relay options are offered, paratriathletes are welcome and there are no cut-off times.
A women's pool swim triathlon weekend in Fairmount Park with sprint and super sprint formats, relay options, and a kids race. Swims are at Kelly Pool and the bike course runs on Martin Luther King Drive closed to traffic.
A community triathlon at West Side Beach, Oconto Falls, combining a short paddle, a bike on rolling roads, and a 5K run. Three waves accommodate competitive racers, e-bike/SUP users, and explorers; participation medals and age-group awards are offere..
Echo Triathlon on July 11, 2026 offers Sprint, International Olympic and a Long Distance with a 1.2 mile swim, 56 mile bike and 13.1 mile run. Duathlon and Aquabike options are listed and a VIP package includes home delivery and parking access.
Timberman Triathlon at Sugar Lake Lodge in Cohasset, Minnesota on July 11, 2026 features Olympic, Sprint and Super Sprint distances with team options for Olympic and Sprint, USAT sanctioning, and chip timing by Pickle Events.
A two day triathlon in Egg Harbor, Wisconsin featuring sprint and Olympic distances, paired athletes under the myTEAM TRIUMPH program, and a Photo Circle for race-day images.
Experience a unique triathlon in Logan featuring a pool swim and a scenic run along the Logan River. With Sprint and Olympic distances available for individuals and relay teams, there is an option for every multi-sport athlete.
At Chandler Park in Pardeeville WI on July 11, 2026, the Pardeeville Triathlon offers sprint individual and relay formats with a 400 m swim, 15 mile bike and 5 km run. A Wisconsin Triathlon Series entry is also listed.
Experience a community focused triathlon at Honeysuckle Beach in Hayden. This non profit event features individual and relay options along with inclusive categories like Team Hoyt and Athena divisions.
Sprint XL events at Richard B Russell State Park offer triathlon, duathlon and aquabike options with individual and relay divisions, featuring a 750 meter swim, a 22 mile bike loop and a 3.1 mile run on marked, staffed courses.
A two-day adventure racing weekend in Woodstock, Virginia on July 11 to 12, 2026 featuring a 7 Hour multi-discipline race with bike, trek and paddle sections and a 7 Mile Aqua Blaze that combines about 5 miles of running and 2 miles of paddling.
A multi-format triathlon and aquabike festival in Perryville, Maryland, with sprint and Olympic distances. Swim occurs in the Chesapeake Bay with an in water dock start and bike and run courses that follow local roads and bayfront paths.
A multisport event in Vincentown, NJ on July 11 featuring triathlon, duathlon, aquabike, aquathlon, relays and a Super Sprint. Swim in a freshwater lake with bike and run on flat roads; packet pickup requires photo ID.
La Porte Triathlon returns on 07/11/2026 in La Porte Indiana with triathlon, duathlon, relay and aquabike formats. The event marks its 46th year and will be capped at 300 participants.
Multi-discipline races at Halfmoon Lake include Olympic and Sprint triathlon, aquabike, duathlon, relays, and a one mile open water swim in Pinckney Recreation Area.
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