United States
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Alabama14
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Alaska12
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Arizona15
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Arkansas6
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California71
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Colorado15
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Connecticut15
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Delaware5
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District of Columbia
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Florida55
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Georgia19
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Hawaii3
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Idaho16
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Illinois29
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Indiana32
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Iowa18
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Kansas6
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Kentucky11
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Louisiana9
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Maine9
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Maryland21
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Massachusetts24
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Michigan36
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Minnesota24
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Mississippi10
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Missouri14
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Montana9
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Nebraska5
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Nevada1
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New Hampshire2
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New Jersey31
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New Mexico8
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New York75
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North Carolina35
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North Dakota1
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Ohio23
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Oklahoma8
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Oregon13
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Pennsylvania34
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Puerto Rico1
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Rhode Island3
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South Carolina20
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South Dakota1
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Tennessee28
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Texas61
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Utah16
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Vermont3
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Virginia41
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Washington31
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West Virginia8
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Wisconsin36
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Wyoming3
Triathlon Calendar United States 2026-2027
Monthly updates for United States
Get new running races (and updates) in your inbox every month.
Explore the best triathlons in the United States for 2026-2027! Our updated list features 979 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
May 2026
Event Overview
The Buckeye Triathlon & Multisport Festival is a multisport event held at Caesar Creek State Park Beach in Waynesville, Ohio.
Disciplines and Distances
The event features a wide variety of multisport and individual disciplines acro..
Tackle a super-sized sprint triathlon at Uvas Reservoir. The event features a 0.75-mile swim, a 16-mile country road bike, and a 5-mile run, plus other multisport options. It includes full race support, a finisher's medal, and a post-race brunch.
Join the 12th annual LandShark Swim and Swim+Run at Lake Gardner for calm water swimming and scenic trail running just north of Boston. Choose from various swim distances or a challenging aquathlon in a professional racing environment.
Experience an adventure through Knoxville Urban Wilderness with SwimRun team and individual events or 5k and Half Marathon trail runs at Mead Quarry.
The Mighty North Fork Triathlon offers a scenic course in Long Island's wine country. Athletes can choose from a classic triathlon, relay, aquabike, or bike-run event. The route features a calm bay swim, a flat bike leg, and a picturesque run.
June 2026
Experience a three race Super Sprint triathlon series in the lakeside community of Cassadaga. This tenth annual event features no cut off times and includes options for individual triathletes, relay teams, and AquaBike competitors.
Experience a grassroots aquathlon and trail run at the Stevens Creek Reservoir outside Cupertino. Participate in open water swims or trail races in a community setting that welcomes spectators and dogs.
A three-day endurance festival in Corpus Christi features glow runs, a 10K, a half marathon, and cycling tours. Events start and finish at scenic Water's Edge Park, with medals for early registrants. Age group awards are available for the running rac..
Experience a unique multisport event in Huntsville at the Team Rocket Heel & Crank Duathlon. Featuring two distinct run courses and a bike segment, this race offers individual and relay categories for athletes of various ages.
Experience a weekend of multisport racing with a Wild West theme at Lewis Creek Park. Choose from triathlons, runs, and relays featuring scenic views of Oregon forests and lakes.
Experience a classic New Mexico sprint triathlon featuring a swim in Lake Van and a bike course toward Bottomless Lakes State Park. Finish your race with a run through the aquatic recovery center followed by cool treats.
Leon's Triathlon, also known as America's Race, takes place in Hammond, Indiana in early June. It features sprint and Olympic distances for individuals and relays, alongside special championships for military and first responders. The event has a foc..
Experience a unique tidal swim through the Beaufort River estuary followed by a scenic 5K run over the Woods Memorial swing bridge. Choose from individual or relay options to support local youth swim programs.
Experience a fast and flat sprint course at Comlara Park in Hudson during the Tri-Shark Classic. Choose between triathlon and duathlon formats with individual and relay options available for participants aged 14 to 99.
A triathlon at Innsbrook Resort in Wright City with a sandy beach swim start on Lake Aspen. Offers sprint and Olympic distances plus aquabike and relay options, including a sprint race for high school athletes.
Experience a fast and flat circuit style triathlon along the scenic Boise River. This inclusive event features Olympic, Sprint, and Adaptive distances and serves as a USAT Para National Qualifier.
Experience a scenic triathlon at Fireman's Beach in Conneaut Lake. This event features a swim, a bike ride, and a 5K run with options for individual participants or relay teams.
A sprint multisport festival at Lake Lanier Rowing Park, featuring triathlon, duathlon, and aquabike events. Athletes tackle a lake swim, a rolling bike course, and a roadside run. Relay options are available for teams.
Experience a classic sprint triathlon featuring a kettle pond swim and a bike course through the Cape Cod National Seashore. This USAT sanctioned event supports community radio and offers ocean views on the run.
A multi event triathlon and AquaBike at Meeman Shelby Forest on June 6, 2026 featuring Super Sprint Sprint and Olympic distances plus AquaBike and duathlon options. Participants receive a tee medal and a post event lunch.