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 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 985 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
This sprint triathlon offers a scenic course entirely within Presque Isle State Park, starting and finishing at Beach 10. Participants swim in Lake Erie, bike around the peninsula, and run on a paved trail. The event includes individual and relay for..
Swim, run, and bike along the scenic Rogue River. Choose between Sprint and Mini distances or team up for a relay. This triathlon takes place on paved forest roads near Agness.
The Sullivan Lake Triathlon is a sprint event set in the scenic Colville National Forest. Participants complete a 750m swim, a 20km bike ride, and a 2.5km run, all centered around Sullivan Lake. Everyone who finishes receives a commemorative medal.
Experience a sprint triathlon on Block Island featuring an ocean swim, a 12 mile bike ride across rolling hills, and a 4 mile beach run finish for up to 500 participants.
Join the Boiling Springs Triathlon in Pennsylvania this August. Offering individual and team relay events for adults, this race supports Project Share and welcomes participants of all skill levels.
Experience a scenic sprint triathlon in Muscatine featuring a 750 meter swim, 12.4 mile bike, and 5k run. This family friendly event includes youth races, a farmers market, and awards for elite and age group athletes.
Celebrate the achievements of young athletes at the Race4Chase Triathlon Program Finale in Connecticut. This exclusive event for program participants showcases the swimming, biking, and running skills gained over the summer.
Experience the longest running triathlon in New England through the scenic back roads of Greenfield. With International and Sprint distances, this USAT sanctioned event features a river swim and a route through a historic covered bridge.
Experience one of Minnesota’s oldest triathlons at Island Lake. This historic event features a pristine swim, a scenic bike ride on newly paved roads, and a run across asphalt and gravel paths.
Multi-discipline event at Westside Aquatic Center in Greenville, SC. Features sprint triathlon, sprint relay, aquabike, aquathlon and duathlon with a 400 m pool swim, 15 miles of biking and a two loop 3 mile run.
Experience the USA Triathlon Delaware State Championships at Lums Pond State Park. This fast and flat course offers Sprint and Olympic distances featuring a freshwater swim and forested trail run.
Join this USA Triathlon sanctioned event in Rockwall featuring a pool swim, ten mile bike ride, and a 5K run. Choose between individual sprint, relay team, or virtual options for ages thirteen and up.
The Steelman Racing Triathlon is a long-running multisport event at Lake Nockamixon State Park. It offers Olympic and Sprint distances for triathlon, relay, and aquabike. The course features a lake swim, a completely closed bike route on rolling hill..
Experience the USA Triathlon Kansas State Championship at the scenic Shawnee Mission Park. This paratriathlon friendly event features triathlon and duathlon courses along the Mill Creek Streamway Trail for athletes of all levels.
Experience a fast multisport event at Smith Point County Park featuring a bay swim and a flat bike and run course. Participants finish their journey near the Atlantic Ocean and receive a commemorative medal.
The Autumn Lake Triathlon features a scenic course starting with a swim in a spring-fed lake. Athletes then cycle on flat, fast roads before a 5K trail run through a winery's vineyards. The event offers multiple formats including a relay, aquabike, d..
Take on a unique reverse triathlon at Harris Lake County Park. Run the trails, bike through Holly Springs, and finish with a swim in the lake. This USAT-sanctioned event features multiple distances and a family-friendly post-race celebration.
One of the country's oldest multisport festivals in Sylvania, Ohio. Choose from Sprint or Olympic distances across triathlon, duathlon, aquabike, and relay formats. The event features music, hundreds of volunteers, and a festive atmosphere at Olander..
Experience a flat and fast multi sport race at Mohawk Park in Tulsa. This duathlon features a 5km run and 25km bike course for adults along with dedicated events for kids.
The Aukeman Triathlon in Alaska features swim, bike, and run courses starting from the University of Alaska Southeast. Athletes can choose from Sprint, Olympic, and Long distances, with relay options available. The scenic route passes by the Mendenha..