Triathlon Calendar United States 2025-2026

AdventHealth Cool Sommer Mornings Triathlon

Clermont, Florida

Triathlon

The AdventHealth Cool Sommer Mornings Triathlon, Duathlon, and 5K Series #4 is a multi-sport event taking place in Clermont, Florida. Scheduled for September 14, 2025, the event features a variety of..

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..

One Last Tri

White Bear Lake, Minnesota

Triathlon

One Last Tri is the concluding triathlon of the season, offering participants a unique racing experience with a shortened swim, an extended bike route through the scenic Stillwater horse country, and..

Ironman 70.3 Michigan

Frankfort, Michigan

Triathlon

IRONMAN 70.3 Michigan is a premier triathlon event held in Frankfort, Michigan, known for its stunning lakeside views and charming atmosphere. Athletes will experience a scenic swim in Betsie Bay, a f..

Survival of the Mills Triathlon

Waretown, New Jersey

Triathlon

The Survival of the Mills is a unique 5-stage triathlon and duathlon event taking place at Wells Mills County Park in Waretown, NJ. Participants can choose between a challenging triathlon, which inclu..

Zoom RedHawk Triathlon

College Corner, Ohio

Triathlon

The Zoom RedHawk Triathlon & Multisport Festival is an inclusive event held at Hueston Woods State Park Beach in Oxford, Ohio. It features a variety of races suitable for all ages and skill levels, in..

She Tris Sprint Triathlon - Chapel Hill (NC)

Chapel Hill, North Carolina

Triathlon

The She Tris Sprint Triathlon in Chapel Hill, NC, is an empowering event designed exclusively for women of all skill levels, taking place on September 14, 2025. Participants can choose from various ev..

Pilot Y Tri Super Duper Sprint

Knoxville, Tennessee

Triathlon

The Pilot Y Tri Super Duper Sprint is a triathlon event scheduled for September 14, 2025, in Knoxville, TN. This exciting race features a short and engaging course, including a 100-yard swim, a 5.2-mi..

Marsh Creek Sprint Triathlon

Downingtown, Pennsylvania

Triathlon

The Marsh Creek Sprint Triathlon is a dynamic multisport event held at Marsh Creek State Park in Downingtown, Pennsylvania. Participants can choose from several categories, including the individual tr..

Game On! Palm Beaches Triathlon

Singer Island, Florida

Triathlon

The Game On! Palm Beaches Triathlon #2 is set to take place at Ocean Walk on Singer Island, Florida. This exciting event features multiple competitions, including a Sprint Triathlon, Sprint Duathlon,..

Devil's Challenge Triathlon

Baraboo, Wisconsin

Triathlon

The Devil's Challenge Triathlon is a scenic sprint triathlon held in Baraboo, Wisconsin, as part of the Wisconsin Triathlon Series. This event features a 1/4-mile swim in Devil's Lake, followed by a c..

Buzzard's Bay Sprint Triathlon

Westport Point, Massachusetts

Triathlon

The Buzzard's Bay Sprint Triathlon & Duathlon is an annual multisport event held at Horseneck Beach in Westport, Massachusetts. This scenic race features various competitions, including an Individual..

Texas City Triathlon

Texas City, Texas

Triathlon

The Texas City Triathlon, Duathlon, and Aquabike is a vibrant athletic event scheduled for September 20, 2025. This event features a variety of competitions, including Sprint Triathlons for different..

Ironman Maryland

Cambridge, Maryland

Triathlon

IRONMAN Maryland is a premier triathlon event taking place in Cambridge, Maryland, as part of the VinFast IRONMAN North America Series. Athletes can expect a scenic course featuring a 2.4-mile swim in..

Ironman 70.3 New York

Carlton, New York

Triathlon

The IRONMAN 70.3 New York is a premier triathlon event held at Jones Beach, featuring a scenic swim in Zach's Bay, a fast and flat 56-mile bike course on the closed Wantagh Parkway, and a picturesque..

Rexburg Rush Triathlon

Rexburg, Idaho

Triathlon

The Rexburg Rush Triathlon will take place at Wakeside Lake in Rexburg, Idaho, on September 20, 2025. Organized by Tri Peaks Epic Events, this triathlon features various categories, including sprint a..

She Tris Sprint Triathlon - Carnes Crossroads

Summerville, South Carolina

Triathlon

The She Tris Sprint Triathlon - Carnes Crossroads is an empowering event designed for women and girls of all skill levels, taking place in Summerville, SC. Scheduled for September 20, 2025, it feature..

DSI Triathlon

Red Wing, Minnesota

Triathlon

The DSI Triathlon & Inclusive 4k is a versatile athletic event taking place in Red Wing, Minnesota. Participants can choose from various formats, including solo, relay, and tandem options, with events..

20-21

Sa - Su

Giant Acorn Triathlon

Spotsylvania Courthouse, Virginia

Triathlon

The Giant Acorn Triathlon Festival, held at Lake Anna State Park in Spotsylvania, VA, features both Olympic and Sprint distance races. Participants can choose from various events, including individual..