Triathlon Calendar United States 2025-2026

Pemaquid Beach Triathlon

New Harbor, Maine

Triathlon

The Pemaquid Beach Triathlon, taking place on August 24, 2025, in New Harbor, Maine, is a scenic and community-focused event featuring both individual and relay options. Participants will tackle a 400..

Plutonium Man Triathlon

Richland, Washington

Triathlon

The Plutonium Man Triathlon, scheduled for August 30, 2025, in Richland, WA, offers participants a choice between Olympic and sprint distances, as well as relay team options for the Olympic event. The..

Bonney Lake Triathlon

Bonney Lake, Washington

Triathlon

The Bonney Lake Triathlon + Duathlon & Aquabike is a premier multisport event held in Bonney Lake, Washington, featuring both Sprint and Olympic distance races. Set against the stunning backdrop of La..

Tomahawk Sprint Triathlon

Loudon, Tennessee

Triathlon

The Tomahawk Sprint and Super Sprint Triathlons is an exciting multi-sport event held in Loudon, TN, featuring various race categories including the Super Sprint Triple, Sprint, Sprint Athena, Sprint..

CassadagaMan Triathlon

Cassadaga, New York

Triathlon

The CassadagaMan Triathlon is an exciting athletic event scheduled for August 30, 2025, in Cassadaga, NY. Participants can choose from various race formats, including a Long Course Triathlon (1.2-mile..

Rattlesnake Lake Triathlon

North Bend, Washington

Triathlon

The Rattlesnake Lake Triathlon, scheduled for August 31, 2025, takes place in the scenic Snoqualmie Valley, North Bend, Washington. This event features a quarter-mile swim in the brisk waters of Rattl..

Cal Tri Charlottesville

Charlottesville, Virginia

Triathlon

The 2025 Cal Tri Charlottesville is a multi-sport event scheduled for August 31, 2025, featuring a variety of races suitable for all ages and skill levels. Participants can choose from several events,..

MI Triathlon Championship

Detroit, Michigan

Triathlon

The MI Triathlon / Duathlon Championship is a premier athletic event taking place in Detroit, Michigan. Scheduled for August 31, 2025, it features a variety of competitions including the Olympic Triat..

Rotary Club of Katy Triathlon

Katy, Texas

Triathlon

The Rotary Club of Katy Triathlon at Cane Island is a multi-sport event scheduled for August 31, 2025. Participants can choose from various events, including the traditional triathlon, duathlon, aquab..

September 2025

Monday

Blackland Triathlon

Plano, Texas

Triathlon

The Blackland Triathlon and Blackland Youth Tri is a family-friendly event taking place in Plano, Texas, featuring a variety of races suitable for all ages and skill levels. Participants can choose fr..

Pumpkinman Triathlon Festival

South Berwick, Maine

Triathlon

The Pumpkinman Triathlon Festival, celebrating its 19th anniversary, takes place in scenic Southern Maine. This event features a variety of competitions, including Sprint and Olympic triathlons, Aquab..

Square Lake 70.3

Stillwater, Minnesota

Triathlon

The Square Lake 70.3 is a premier long-distance triathlon held at the picturesque Square Lake Park in Stillwater, MN. This event marks the final mid-distance race of the season, featuring a 1.2-mile s..

Ironman Wisconsin

Madison, Wisconsin

Triathlon

IRONMAN 70.3 Wisconsin is a premier triathlon event held in Madison, Wisconsin, featuring a scenic swim in Lake Monona, a challenging bike course through rolling hills, and a picturesque run along the..

DQ Pine Barrens Olympic Triathlon

Shamong Township, New Jersey

Triathlon

The DQ Pine Barrens Olympic Triathlon is a multi-sport event taking place in Shamong, NJ, featuring various race formats including the Olympic Triathlon, Duathlon, Aquabike, Sprint Triathlon, and a ne..

Lake Hopatcong Sprint Triathlon Challenge

Hopatcong, New Jersey

Triathlon

The Lake Hopatcong Sprint Triathlon Challenge, presented by Saint Clare's Health, is an exciting multi-sport event taking place at Crescent Cove Beach in Hopatcong, NJ. Participants can choose from th..

Tugaloo Olympic

Lavonia, Georgia

Triathlon

The Tugaloo Olympic, Sprint and Aquabike event takes place at Tugaloo State Park in Lavonia, Georgia. It features multiple race formats, including the Olympic distance, Olympic Aquabike, Olympic Relay..

Brett Robinson Alabama Coastal Triathlon

Gulf Shores, Alabama

Triathlon

The Brett Robinson Alabama Coastal Triathlon is a premier triathlon event set in the scenic Gulf Shores, Alabama. Scheduled for September 6, 2025, it features a variety of race categories, including i..

6-7

Sa - Su

White Lake Fall International

White Lake charter Township, Michigan

Triathlon

The White Lake Fall International & Double Sprint is a premier running and triathlon event taking place in White Lake, North Carolina. Scheduled for September 6-7, 2025, the event features multiple co..

Lake Stevens Triathlon

Lake Stevens, Washington

Triathlon

The Lake Stevens Triathlon + Duathlon & Aquabike is a premier multisport event taking place in Lake Stevens, Washington. Participants can choose between Sprint and Olympic distances, featuring a deep..