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 York75
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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 Dakota1
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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 979 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
Experience a sanctioned multisport event at the Island Lake State Recreation Area. Choose from triathlon, duathlon, and aquabike distances featuring a swim in Kent Lake and scenic routes through rolling forested hills.
Jump into the Clear Lake Triathlon on June 6, 2026 at Clear Lake Beach and Pub in Fremont Indiana, offering sprint and Olympic distances plus duathlon options. USAT sanctioned event with chip timing, shirts, medals and age group awards.
The Clear Lake Triathlon offers Sprint and Olympic distances at Clear Lake Beach. It includes swim-bike-run, aquabike, duathlon, and relay options on a scenic lakeside course. The event is organized by Ruble Triathlon.
A run-swim-run event at St Pete Beach on June 6, 2026 featuring a 5K run, a 1 mile swim and a 1 mile run. Participants may enter as solo competitors or as relay teams with separate fees.
Experience a multi sport challenge in historic Princeton with triathlon, duathlon, and aquabike events. This inclusive race features categories for all ages including youth and supersprint options.
Experience a scenic triathlon or duathlon at Lake Wilderness Park featuring a lake swim rolling back country bike roads and trail running with views of Mount Rainier.
Experience the Ride and Tie Association West Region Championship in Cool, California. Choose between Ride and Tie or Equathon formats with course distances ranging from 9 to 21 miles on scenic trails.
Event Overview
The Mind Over Matter Triathlon is a USA Triathlon-sanctioned event taking place at Coconut Cove RV Resort in Hazel Green, Wisconsin. It is a fundraiser for glioblastoma (GBM) brain cancer research, with proceeds donated to the Universi..
A sprint triathlon in Badin, NC, featuring a 750-yard lake swim, a 13-mile bike, and a 5K run. Choose from individual age-group, Athena, or Clydesdale categories, or join a relay team. The event is part of the Trivium Multisport Series and supports l..
Event Overview
The Soda City Adventure Race is a multi-sport, navigation-focused event in Columbia, South Carolina. It offers two distinct race formats on the same day, both utilizing a checkpoint-based (rogaine-style) scoring system where participan..
Experience a sanctioned multisport event at Rancho Seco Park featuring Olympic distance triathlon and aquabike races. Join a competitive series in Herald with options for individual athletes, relay teams, and super sprint participants.
Explore the Nebraska Sandhills through running, biking, and kayaking in this navigation based adventure event. Choose between 2.5 and 5 hour durations as a solo participant or part of a team.
Experience the Sager Creek Triathlon in Siloam Springs featuring a pool swim and scenic bike routes. Choose between Sprint and International distances on a course that winds through the JBU campus and city lake areas.
The 40th PineappleMan Triathlon/Duathlon in Melbourne Beach on June 7, 2026 offers swim-bike-run and duathlon formats, multiple competitive categories, an aquabike option, and a finisher medal for all participants.
Experience a unique triathlon start by jumping 12 feet from a ferry into the Delaware Bay. This New Jersey event features closed bike courses through vineyards and multiple distances for triathletes and swimmers.
Experience the charm of New England with a current assisted river swim and a scenic bike ride through rural farmlands. This Springfield based triathlon perfectly balances urban convenience with peaceful countryside landscapes.
The Lake Mills Triathlon kicks off the Wisconsin Triathlon Series with a flat and fast sprint course. Participants tackle a 400m swim, 16-mile bike, and 5K run from Sandy Beach Park. The event includes a race shirt, finisher medal, and professional t..
Celebrate 20 years of the Reston Sprint Triathlon with a pool swim, a 12 mile bike ride, and a 5K run through Virginia. Enjoy a community atmosphere featuring a health fair and a post race beer garden.
The Jamestown Triathlon takes place near historic Williamsburg, Virginia. It features Olympic and Sprint distance triathlons, aquabike, and relay events, all set on scenic courses starting at Jamestown Beach. This event also serves as the USA Triathl..
Experience a scenic riverside course in Ada, Michigan, with 21 event options ranging from Super Sprint to Half distances. This beginner friendly triathlon weekend features wetsuit legal swims and a flexible registration policy.