United States
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Alabama11
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Alaska8
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Arizona11
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Arkansas4
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California46
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Colorado10
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Connecticut4
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Delaware4
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District of Columbia
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Florida55
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Georgia13
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Hawaii1
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Idaho14
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Illinois25
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Indiana27
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Iowa9
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Kansas5
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Kentucky9
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Louisiana4
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Maine7
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Maryland18
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Massachusetts18
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Michigan29
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Minnesota20
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Mississippi4
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Missouri14
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Montana7
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Nebraska5
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Nevada
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New Hampshire1
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New Jersey28
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New Mexico3
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New York64
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North Carolina30
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North Dakota1
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Ohio16
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Oklahoma8
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Oregon12
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Pennsylvania21
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Puerto Rico1
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Rhode Island2
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South Carolina13
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South Dakota
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Tennessee23
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Texas51
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Utah15
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Vermont
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Virginia37
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Washington17
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West Virginia7
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Wisconsin26
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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 757 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
September 2026
Take on the Kerrville Triathlon Festival weekend in scenic Kerrville, Texas with distances from SuperSprint to the 70.3. Enjoy a free kids fun run, a lively finisher festival with free food and beer and Guadalupe River floating to unwind.
Join the YMCA Wrightsville Beach Sprint Triathlon on Sept 26, 2026 in Wrightsville Beach NC for a fast, flat course with race options for individuals, relays, aquabike teams and youth. Perfect for first timers and seasoned racers, this family friendl..
Tackle the Big Hurt in Port Angeles on September 26, 2026, a scenic multi sport relay around the waterfront with mountain bike, kayak, road bike, and a 10K run. Race solo or with a team for a spirited day of competition, trails, and post race brews.
SPA GIRL TRI Lost Pines is a women only triathlon at Hyatt Regency Lost Pines Resort with pool swims, a scenic bike and riverside finish. Participants receive a tech tee, finisher medal and a post race celebration with mimosas.
Racin' the Station is a lively run bike run duathlon at Marshall Space Flight Center in Huntsville, AL. Team up or race solo to see if you can finish before the International Space Station completes an orbit.
Rev3 Mighty Matapeake offers sprint triathlon, duathlon, aquabike and team relay options on the scenic Matapeake Beach and nearby roads and trails. Enjoy a half mile bay swim, a fast 12 mile flat bike along Route 8 and a 3.1 mile out and back run on..
Join the 24th Annual Black Canyon Triathlon in Montrose for a family friendly fundraiser supporting the local community. Heated pool swims, paved bike and run courses and divisions for all ages and abilities.
IRONMAN Chattanooga brings a scenic full distance triathlon to Tennessee on September 27, 2026, with a downriver swim and rolling bike and run courses. Expect a memorable race day with river views and lively local support.
She Tris Sprint Triathlon in Huntersville on Sep 27 2026 features a pool swim, 8 mile bike loop and 2 mile run, with relay, aquathlon, duathlon, girls and virtual options. Registration includes training plans, clinics and a post race party.
Join the 2026 Cal Tri DFW at the new Ray Roberts Lake State Park in Valley View, Texas for sprint and Olympic triathlon options plus free youth races for ages 7 to 17. Flexible transfers and deferrals make race day stress free.
Join the DQ Treasure Island Sprint at Riverfront Park in Point Pleasant on September 27, 2026, offering swim, duathlon, aquabike and kayak triathlon options for all abilities. Scenic river courses, rolling bike loops and post race refreshments make i..
Join the South Seas Captiva Island Triathlon with an open water Gulf swim, vehicle free bike course and scenic Gulf Coast run. Beachfront resort and wildlife preserve backdrop with sprint, super sprint, relay and aquabike options.
Join Cal Tri DFW on September 27, 2026 at Ray Roberts Lake State Park for a day of triathlon, RunBikeRun, SwimBike and youth races across sprint and Olympic distances. Family friendly with free youth entries and options for every level.
IRONMAN 70.3 Augusta is a scenic half distance triathlon with a downriver current assisted swim in the Savannah River, a bike through rural roads and a flat, shaded run along the North Augusta Greeneway. Expect lively local support.
October 2026
Join the Castle Creek Triathlon at scenic Lake Pleasant on October 3, 2026 for Olympic and sprint distances plus duathlon, aquabike and kayak SUP options. Chip timing, finisher medals and post race refreshments make it a great day for racers of all l..
Explore limestone bluffs, trout streams and old growth forest around Elkader in the Wild Driftless Adventure Race. Solo or teams of 2 to 4 pick full nine hour or five hour lite courses with trekking, biking and optional paddling and ropes.
Take part in Sandling Beach Triathlon at Falls Lake on October 3, 2026, offering Sprint and International distances plus Individual, Relay and AquaBike entries. The festival crowns the 2026 North Carolina Triathlon Series and welcomes racers.
Join the 6th Annual Grand River Color Tour Triathlon on October 3, 2026 in Eaton Rapids, Michigan, featuring a 2 km kayak paddle, a 15 mile bike ride and a 5 km color run. Celebrate crossing the line with a festive powder color toss.
Catch the Du Kona Multi sport Series in Guthrie, Oklahoma on October 3 with sprint, super sprint, duathlon and aquabike races around scenic Mitchell Park at Guthrie Lake. Family friendly with a free Youth Under 12 entry.
Waterman's Triathlon Festival returns to Rock Hall MD on Oct 3 and 4 2026 with sprint, Olympic and half distance races plus aquabike and relay options. Expect finisher swag, timed results and a post race meal on the Chesapeake shore.