Triathlon Calendar United States 2025-2026

Innsbrook Triathlon

Wright City, Missouri

Triathlon

The Innsbrook Triathlon, set in the scenic Innsbrook Resort near St. Louis, offers a variety of competitive events including Sprint and Olympic distances, Aqua bike, and relay options. Participants ca..

Napoleon Rotary Triathlon

Napoleon, Ohio

Triathlon

The 16th Annual Napoleon Rotary Triathlon, presented by the Henry County Hospital, features a variety of events for participants aged 7 and up. Scheduled for June 7, 2025, the triathlon includes indiv..

Dragon Fly Triathlon

Sardis, Mississippi

Triathlon

The Dragon Fly Triathlon, scheduled for June 7, 2025, in Sardis, MS, features both Sprint and Olympic distance events. Participants can choose from various categories, including individual, relay, and..

Mighty Montauk Triathlon

Montauk, New York

Triathlon

The Robert J. Aaron Memorial Mighty Montauk Triathlon is a celebrated annual event taking place in Montauk, NY, known for its scenic courses and community spirit. Established in 1982, the triathlon fe..

Coolest Ride and Tie and Equathon

Cool, California

Multisport

The Coolest Ride and Tie and Equathon is an exciting outdoor event taking place in the scenic Auburn State Recreational Area, Cool, CA. Participants can engage in two main activities: the Ride and Tie..

Cal Tri DC

Marbury, Maryland

Triathlon

The 2025 Cal Tri DC event, scheduled for June 8, 2025, offers a diverse range of athletic competitions at General Smallwood State Park in Marbury, Maryland, just 30 miles from Washington, D.C. Partici..

Escape the Cape Triathlon

Lower Township, New Jersey

Triathlon

The DeSatnick Real Estate Escape the Cape Triathlon is a premier triathlon event held in Lower Township, NJ, featuring a unique jump off the Cape May-Lewes Ferry. This annual event includes various co..

Spring Classic Du

Lake Elmo, Minnesota

Duathlon

The Oakdale Spring Classic Du is a welcoming duathlon event held at the scenic Lake Elmo Park Reserve, ideal for both novice and experienced participants. The race features a traditional format consis..

Ironman 70.3 des Moines

Des Moines, Iowa

Triathlon

The IRONMAN 70.3 Des Moines is a premier triathlon event set in the vibrant city of Des Moines, Iowa. Participants will experience a scenic swim in Gray’s Lake, followed by a flat bike course that sho..

Ironman 70.3 Eagleman

Cambridge, Maryland

Triathlon

The IRONMAN 70.3 Eagleman is a renowned triathlon event held in Cambridge, Maryland, featuring a 1.2-mile swim in the Choptank River, a 56-mile flat bike course through the scenic Blackwater National..

Ironman 70.3 Western Massachusetts

Springfield, Massachusetts

Triathlon

The IRONMAN 70.3 Western Massachusetts is an early-season triathlon event that showcases the scenic beauty of New England. Athletes will experience a 1.2-mile swim in the Connecticut River, followed b..

Jamestown Triathlon

Williamsburg, Virginia

Triathlon

The Jamestown Triathlon, scheduled for June 8, 2025, in Williamsburg, VA, features a variety of events including the Olympic and Sprint Triathlons, Aquabike options, and relays. Participants can enjoy..

VI TRI

Visalia, California

Triathlon

The VI TRI is an exciting triathlon event taking place in Visalia, California, featuring a variety of competitions suitable for both beginners and experienced athletes. Participants can choose from ev..

The Harvest Triathlon

Wareham, Massachusetts

Triathlon

The Harvest Triathlon, taking place in Wareham, MA, features a variety of events including Individual Sprint, Sprint Relay Team, Individual Olympic, Olympic Relay Team, and Aquabike options. Set again..

Sager Creek Triathlon

Siloam Springs, Arkansas

Triathlon

The Sager Creek Triathlon, scheduled for June 8, 2025, in Siloam Springs, Arkansas, features two main events: the Sprint and the International triathlon. Participants will compete in a swim, bike, and..

T-Gator Triathlon

Lake Charles, Louisiana

Triathlon

The T-Gator Triathlon is set to take place at Sam Houston Jones State Park in Lake Charles, Louisiana. This exciting event features a Sprint Distance Triathlon, which includes a 525-meter swim in the..

Keuka Lake Triathlon

Keuka Park, New York

Triathlon

The Keuka Lake Triathlon is a prominent event in the Finger Lakes Region, taking place at Keuka College. This triathlon features various competitions, including Intermediate and Sprint Triathlons, Aqu..

Sylvan Beach Tri/Du

La Porte, Texas

Triathlon

The Sylvan Beach Tri/Du is a multi-sport event taking place at Sylvan Beach Park in La Porte, Texas. Scheduled for June 8, 2025, it features a variety of races including an Olympic Distance Triathlon,..

Bare Hill Sprint Triathlon

Harvard, Massachusetts

Triathlon

The Bare Hill Sprint Triathlon, Duathlon, and Aquabike will take place in Harvard, MA, on June 8, 2025. This grassroots event caters to both novice and experienced multi-sport athletes, featuring a Sp..