United States
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Alabama14
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Alaska12
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Arizona14
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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 York77
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North Carolina36
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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 Dakota3
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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 986 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
August 2026
Experience a beautiful sprint triathlon at Folsom Lake featuring a lake swim and scenic trail run. Join individual or relay categories in this long running regional championship held on traffic free park roads.
Experience a unique non competitive event in Kenmore featuring a swim, bike, run, and paddle. Join as a solo participant or a relay team to enjoy the scenic waterfront and local trails in this untimed community activity.
A USAT sanctioned multisport event on August 23, 2026 at 370 Lakeside Park in Saint Peters, MO. Races include sprint, Olympic and half distance triathlons plus duathlon, aquabike, aquathlon, relays and a 5K run.
Experience Richmond’s only pool sprint triathlon in beautiful Rockville. Choose between triathlon, duathlon, or aquabike formats with a unique seeded start and a dedicated course for beginners and youth.
Experience the Sugar River Triathlon in Belleville with a quarter mile swim in Lake Belle View followed by a sixteen mile bike and five kilometer trail run. This sprint event features professional timing and finisher medals for all.
Experience a Chesapeake Bay swim and scenic bike course through Elk Neck State Forest at the North East Triathlon. Choose from Olympic or Sprint distances with individual, relay, and aquabike options available.
Test your limits at a unique triathlon featuring a lazy river swim and a 40 yard dash. Choose between the sprint triathlon or the 5K run and represent your favorite college in this festive multi sport event.
A multisport race at Medford Lakes on August 23, 2026 featuring triathlon, duathlon and aquabike formats. Swim in a lake with a private beach, a two loop 17.2 mile bike, and an out and back run with age group and other divisions.
The Millerton Madness Triathlon features a USAT-sanctioned Super Sprint course at Millerton Lake. The event also includes a standalone 5k run and a team relay option. All participants receive a medal, shirt, and post-race meal.
Experience one of Santa Cruz County's oldest triathlons at Seacliff State Beach. This USAT sanctioned event features a unique swim around a historic cement ship and supports local lifeguard and youth water safety programs.
Tackle a classic run bike run format in the heart of Central Park. This 41st edition features a 2.2 mile run, a 12 mile bike ride on the park's drive, and a final 2.2 mile run. The event includes individual and team relay options.
The Miamisburg Triathlon features a unique 2.5-mile canoe start before a flat 5k run and 10-mile bike. Race solo or team up, with canoes provided for teams. All finishers earn a custom medal and enjoy a post-race meal.
Experience the Boston Triathlon at DCR Carson Beach featuring Sprint and Olympic distances. Athletes compete on a unique course including city beaches and closed roads with options for individuals and relay teams.
Join the Santa Barbara Triathlon & Beach Festival on August 29, 2026, for a day of coastal athletic challenges. Choose from triathlons, duathlons, aquabikes, a 5K run, or a 1-mile swim, with options for teams and all ages. Finish with music and refre..
Experience a unique reverse order race at the Anthem Sprint Triathlon in Arizona. Complete a 5km run and 20km bike ride before finishing with a 400m swim at the Anthem Community Center.
Experience the USA Triathlon state championship in downtown Clear Lake. This event features Olympic and Sprint distances with a flat, fast bike course and a scenic lakeside finish.
Race on the historic Watkins Glen International track during Porsche Clash weekend. Choose between the multi-leg Formula 1 Duathlon or the Classic Duathlon, both using the famous circuit and its infield. Spectating the Porsche event is included with..
Join the 23rd annual USAT sanctioned sprint triathlon in La Grange featuring a pool swim, a 10 mile hilly bike ride, and a 2 mile park run. Finishers enjoy a medal and an awards ceremony with pizza.
The Plutonium Man Triathlon in Richland offers Olympic and Sprint distances. Swimmers start in the Columbia River with a helpful downstream current. Relay team options are available for the Olympic course.
A women focused multi-discipline event in Cicero on August 29, 2026 offering triathlon, duathlon, aquabike and relay options with awards, womens softstyle shirts and a referral refund program.