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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Indiana33
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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 York76
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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 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 983 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
June 2026
Dive into the South Haven Triathlon with a unique start down a 240-foot waterslide. This sprint event at Lake Arvesta Farms offers a closed bike course and a flat run. Choose from triathlon, aquabike, duathlon, or relay formats for an adventurous rac..
Experience the 25th Pat Griskus Olympic and 40th Sprint Triathlon at Lake Quassapaug. Compete in individual or relay events through scenic New England landscapes and shaded back roads in Middlebury.
Experience a multisport event at Lake Cammack Park & Marina featuring a lake swim, a bike ride through rolling hills, and a lakeside trail run in Alamance County.
Experience a unique swim in the protected waters of Lake Cammack followed by a scenic bike and run through North Carolina countryside. This early summer multisport event offers triathlon, duathlon, and aquabike options for all athletes.
The Lander Reverse Triathlon flips the traditional order with a run, bike, and pool swim. It offers individual and team options for adults, teens, and kids, making it a family friendly multi sport event.
This triathlon at Linden County Park features a 300-yard lake swim, an 11.3-mile bike loop, and a 2-mile run. It offers categories for both adults and youth, with waves starting every three minutes. All adult finishers receive a medal.
Experience a fast and flat multisport event in Columbus featuring a unique downstream river swim and a scenic run course. Choose between sprint triathlon and duathlon options for individuals or relay teams.
Join the Tri N 2 Beat T1 Diabetes at Mt Pleasant High School for a day of multi sport action. Choose from Sprint, Super Sprint, and Relay options or tackle both courses in the Tri and Tri Again challenge.
Experience West Michigan's unique Dri Triathlon featuring kayaking instead of swimming. Choose between two distances and compete individually or as a relay team through a mix of trails and roads in Lowell.
Experience a wellness event in Boalsburg featuring a thirty minute run or walk followed by yoga and guided meditation. This family friendly gathering focuses on community and mental health rather than competition.
Join the Tidewater Striders Duathlon on a closed course at Dismal Swamp Trail Park. With sprint distances for adults and mini races for kids, this event offers a clear out and back route for runners and cyclists.
Experience a multisport weekend in Medical Lake featuring triathlon duathlon and 5K run options. Compete on paved roads and scenic trails around Waterfront Park during this annual community celebration.
Experience an iconic triathlon in Idaho featuring an award winning lake swim and a scenic bike course through rolling hills. This event offers a walkable transition area and serves as a World Championship qualifier.
Experience a scenic triathlon at Taughannock Falls State Park on the shores of Cayuga Lake. With events for adults and youth across multiple distances, it is a perfect multi-sport day in the heart of New York wine country.
Motor City Triathlon on June 21, 2026 at Belle Isle State Park in Detroit offers multiple race formats from Olympic distance to super sprint, aquabike and relays, with closed coned lanes and river and city skyline views.
A multisport festival at Buck Creek State Park Beach in Springfield Ohio offering triathlon duathlon aquabike aquathlon open swims and open runs for youth and adults. Event includes event tees finisher medals and a catered post race meal.
The Charleston Sprint Triathlon Series kicks off its first race on June 21, 2026, in Charleston, South Carolina. The event starts at 871 Riverland Drive. More information is available from the local parks department.
Join this sprint triathlon in Landisville featuring an indoor pool swim, a scenic 16 mile bike ride, and a flat 3 mile run. Support a charitable cause while competing for overall and age group awards.
The Endless Mountains Adventure Race is a five-day non-stop expedition through the mountains and forests of southern Vermont. Teams of two to four navigate wild terrain and face classic adventure racing challenges. This fourth edition is based out of..
Experience a women's triathlon event featuring various distances at the scenic Waterloo State Recreation Area. Join a community of athletes for lake swims and rolling hills followed by a post race pancake breakfast.