Triathlon Calendar United States 2025-2026

Rev3 Back Bay

Snow Hill, Maryland

Triathlon

The Rev3 Back Bay is a multi-sport event taking place in Snow Hill, Maryland, featuring a variety of competitions including the SprintREV Triathlon, Duathlon, Relay, and Aquabike. The course consists..

Title 9 Women's Triathlon

Hopkinton, Massachusetts

Triathlon

The Title 9 Women's Triathlon is a premier event taking place in Hopkinton, MA, designed specifically for women athletes. This triathlon features various participation options, including individual ra..

Dragon Trails Triathlon

Lake Orion, Michigan

Triathlon

The Dragon Trails Triathlon (Sprint) is an exciting athletic event taking place in Lake Orion, MI. This triathlon features a challenging course that includes a 0.75K freshwater swim in Tommy’s Lake, a..

Reston Triathlon

Herndon, Virginia

Triathlon

The Reston Triathlon, a community staple since 1984, features a challenging Olympic distance event that includes a 1500-meter swim, a 25-mile bike ride, and a 10K run. Due to safety concerns regarding..

myTeam Triumph Triathlon

Westport, Connecticut

Triathlon

The myTeam Triumph Westport Triathlon, held at Compo Beach in Westport, CT, is a family-friendly event open to participants aged 8 and up. The race features a 0.5-mile swim, a 5.5-mile bike ride, and..

Wednesday

Brick Endurance Summer Triathlon Series

Durham, North Carolina

Triathlon

The Brick Endurance Summer Triathlon Series is a series of sprint triathlons held at Rolling View State Park in Durham, North Carolina. The event features a 400-yard swim, an 11-mile flat and fast bik..

Xterra Branson Mountain Man

Branson, Missouri

Triathlon

The XTERRA Branson Mountain Man Off-Road Triathlon, held at Table Rock State Park in Branson, Missouri, is a rugged and challenging off-road triathlon featuring the scenic White River Valley Trail sys..

Bear Lake Brawl Triathlon

Saint Charles, Idaho

Triathlon

The Bear Lake Brawl Triathlon is a multi-sport event taking place at Bear Lake State Park in Idaho, known for its stunning blue waters. Scheduled for September 13, 2025, the triathlon features various..

Belews Lake Triathlon

Stokesdale, North Carolina

Triathlon

The Belews Lake Olympic Triathlon, held at Carolina Marina in Stokesdale, North Carolina, is a scenic and challenging multisport event featuring crystal-clear lake waters and rolling foothills. This O..

13-14

Sa - Su

Toughman

Stony Point, New York

Triathlon

The 2025 Toughman event, taking place in Stony Point, NY, features a variety of competitive races over the weekend of September 13-14, 2025. Participants can choose from several events, including the..

Tri the Parks - John Tanner Fall Sprint

Carrollton, Georgia

Triathlon

The Tri the Parks - John Tanner Fall Sprint is a multi-sport event taking place in Carrollton, GA, featuring a Sprint Triathlon, Duathlon, Aquabike, and Relay options. Participants can expect a 600-me..

Parvin Anniversary Duathlon

Elmer, New Jersey

Duathlon

The Parvin Anniversary Duathlon & 5k Trail Race is a multi-sport event taking place at The People's Park in Elmer, NJ, celebrating the park's rich history during the vibrant fall season. Participants..

Sky Trail Adventure Challenge

Pawhuska, Oklahoma

Multisport

The Sky Trail Adventure Challenge is an exciting outdoor event taking place at Osage Hills State Park in Pawhuska, Oklahoma. Participants will embark on a unique course that includes a 2.3-mile run to..

Tri Community Triathlon

Pima, Arizona

Triathlon

The Tri Community Tri is a multi-distance triathlon held in the charming town of Pima, Arizona. This event features a Sprint Triathlon, Super Sprint Triathlon, and a Kids Triathlon, catering to variou..

Soggy Seals Triathlon

Huntsville, Alabama

Triathlon

The Soggy Seals Triathlon, held in Huntsville, Alabama at the Southeast Family YMCA, offers a challenging and fun multi-sport event featuring a 5K run, an 8-mile bike ride, and a 300-yard swim in the..

Shaver Lake Mile High Triathlon

Shaver Lake, California

Triathlon

The Shaver Lake Mile High Triathlon is a premier multisport event taking place in Shaver Lake, California. Scheduled for September 14, 2025, it features a variety of competitions including Sprint and..

Cal Tri Fort Worth

Fort Worth, Texas

Triathlon

The 2025 Cal Tri Fort Worth is a multi-sport event scheduled for September 14, 2025, featuring a variety of races for participants of all ages and skill levels. The event includes Olympic and Sprint t..

AdventHealth Cool Sommer Mornings Triathlon

Clermont, Florida

Triathlon

The AdventHealth Cool Sommer Mornings Triathlon, Duathlon, and 5K Series #4 is a vibrant multisport event taking place in Clermont, Florida. Scheduled for September 14, 2025, this series features a va..

Playtri Craig Ranch McKinney Triathlon

McKinney, Texas

Triathlon

The Playtri Craig Ranch McKinney Triathlon is a multi-sport event scheduled for September 14, 2025, in McKinney, Texas. Participants can choose from various events, including a Sprint Triathlon, Super..