United States
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Alabama13
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Alaska12
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Arizona14
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Arkansas5
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California68
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Colorado14
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Connecticut15
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Delaware5
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District of Columbia
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Florida54
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Georgia18
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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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Kansas5
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Kentucky9
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Louisiana8
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Maine9
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Maryland19
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Massachusetts22
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Michigan34
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Minnesota24
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Mississippi10
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Missouri14
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Montana8
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Nebraska5
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Nevada1
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New Hampshire2
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New Jersey30
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New Mexico8
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New York72
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North Carolina33
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North Dakota1
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Ohio23
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Oklahoma7
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Oregon13
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Pennsylvania33
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Puerto Rico1
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Rhode Island2
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South Carolina20
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South Dakota1
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Tennessee28
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Texas59
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Utah16
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Vermont3
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Virginia39
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Washington31
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West Virginia8
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Wisconsin35
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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 945 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
April 2026
The Atlantic Duathlon offers a flat, fast course on the Rockaway Beach boardwalk with ocean views. The event features a 3-mile run, an 11.6-mile bike, and a final 3-mile run. All participants get a jersey and finishers receive a medal.
The Tradition Triathlon returns to its original Biloxi location for a sprint-distance event. Athletes will complete a 600-yard lake swim, a 16.2-mile bike ride, and a 5K neighborhood run. The Gulf Coast Running Club hosts this race with awards in num..
The Trinooga Spring Edition is a multi-sport weekend in Chattanooga. Athletes can choose from a swim, a run, and a bike ride on the 70.3 course over three days. It's organized by the local tri club, with registration open to all.
Join this unique sprint triathlon in Pocatello featuring a seeded time trial start and multiple event formats including duathlon, aquabike, and a 5K run across the Idaho State University campus.
Participate in the inaugural indoor triathlon at the Paris Bourbon County YMCA. This event offers individual and relay categories for athletes of various ages and features an indoor track for younger participants.
A sprint distance triathlon at Dreher Island State Park on April 19, 2026, featuring a 750 m lake swim, a 16 mile bike loop and a 5 km run. Events also include a sprint relay, aquabike and aquathlon.
Experience a unique multi stage triathlon in Danbury featuring a 30 mile bike ride, mountain ridge runs, and four lake crossings plus a river swim. This endurance event requires specific triathlon qualification for all participants.
Experience an exciting multisport event in Rockwall featuring pool swim triathlons and duathlons. With sprint and super sprint distances plus relay options there is a course for every athlete.
Experience a diverse multisport event at Lake Norman State Park featuring 18 different race options including triathlons and runs for all ages. Join a professional racing environment just north of Charlotte this April.
The Pinnacle Peak Duathlon is a low-frills, early-season race in Enumclaw's farm country. With a 125-participant limit, it features chip timing, basic snacks, and mostly flat roads.
The Millerton Lake Crows Nest event features triathlon and running races. Courses include lake swims, hilly bike segments, and trail runs. Triathlon participants receive a finisher's medal, shirt, and free photos.
A multisport event for all ages in East Meadow. The adult race features a 400m pool swim, a 6-mile bike on closed roads, and a 2-mile park run. Youth events offer shorter distances, making it a family friendly day at the Nassau Aquatic Center.
A three race triathlon series in Shelbyville featuring indoor pool swims and hilly bike loops. Complete the entire series to earn a medal and transition into the spring racing season.
Voted a top ten triathlon for newcomers, this event at the Rose Bowl features a reverse triathlon, duathlon, and 5k run. It is the perfect opportunity to test your fitness and support local charities in Pasadena.
The St. Anthony's Triathlon in Saint Petersburg offers multiple race distances, from the short Meek and Mighty to the full Olympic course. It features scenic waterfront swims and flat bike routes, with options for individuals, relay teams, and para-a..
The Lake Norman State Park Sprint is a triathlon featuring a 750m swim, 18-mile bike, and 5K run. It takes place at a scenic state park with extensive trails and convenient parking. Participants can compete individually, as a relay, or in the aquabik..
Experience an outdoor scavenger hunt in Fredericksburg through paddling, mountain biking, and trekking. Choose between a 15 hour endurance challenge or a beginner friendly 4 hour race using map and compass navigation.
Test your navigation skills in South Knoxville by running, biking, and paddling to reach checkpoints. Choose between 8 hour or 30 hour durations as a soloist or in a team of up to four members.
Join a community event in Hokes Bluff featuring a 10 km run or a 42 km triathlon through scenic East Etowah County. Experience a unique course combining road running, downstream kayaking on the Coosa River, and rural cycling.
Join the Tupelo Sprint Triathlon for a 300 meter pool swim, 11 mile road bike, and 5k run in Mississippi. This USAT sanctioned event offers both individual and relay options starting from the Tupelo Aquatic Center.