Triathlon Calendar United States 2025-2026

Sep

14

Sunday

Cal Tri Fort Worth

Fort Worth, Texas

Triathlon

Cal Tri Fort Worth takes place at Marine Creek Field in Fort Worth, Texas. The event offers 18 options across Olympic-, sprint-, and youth-distance formats, including six Olympic-distance events (Tria..

Sep

14

Sunday

AdventHealth Cool Sommer Mornings Triathlon

Clermont, Florida

Triathlon

AdventHealth Cool Sommer Mornings Triathlon, Duathlon, and 5K Series #4 is held at Clermont Waterfront Park in Clermont, Florida (100 3rd Street). The 40th annual event offers a wide multisport lineup..

Sep

14

Sunday

Playtri Craig Ranch McKinney Triathlon

McKinney, Texas

Triathlon

The Playtri Craig Ranch McKinney Triathlon, held in McKinney, Texas, offers a variety of multisport events including Sprint and Super Sprint Triathlons, Duathlon, relays, a 5K run, and virtual race op..

Sep

14

Sunday

One Last Tri

White Bear Lake, Minnesota

Triathlon

Sep

14

Sunday

Ironman 70.3 Michigan

Frankfort, Michigan

Triathlon

IRONMAN 70.3 Michigan takes place in Frankfort, Michigan, on the scenic Betsie Bay. The course features a Betsie Bay swim, a fast bike through flat Benzie County along M-22, and a 13.1-mile run on pav..

Sep

14

Sunday

Survival of the Mills Triathlon

Waretown, New Jersey

Triathlon

The Survival of the Mills is a unique 5-stage triathlon and duathlon held at Wells Mills County Park in Waretown, New Jersey. Scheduled for September 14, 2025, the triathlon features a continuous sequ..

Sep

14

Sunday

Zoom RedHawk Triathlon

College Corner, Ohio

Triathlon

The Zoom RedHawk Triathlon & Multisport Festival is held at Hueston Woods State Park Beach in Oxford, Ohio, near Cincinnati and Dayton. This inclusive event offers a variety of race distances and..

Sep

14

Sunday

She Tris Sprint Triathlon - Chapel Hill (NC)

Chapel Hill, North Carolina

Triathlon

Sep

14

Sunday

Pilot Y Tri Super Duper Sprint

Knoxville, Tennessee

Triathlon

The Pilot Y Tri Super Duper Sprint is a short-distance triathlon held in Knoxville, Tennessee, at 400 N. Winston Road. This event features a 100-yard swim, a 5.2-mile bike ride, and a 4k (2.8-mile) ru..

Sep

14

Sunday

Marsh Creek Sprint Triathlon

Downingtown, Pennsylvania

Triathlon

The Marsh Creek Sprint Triathlon, held at Marsh Creek State Park in Downingtown, PA, offers a scenic and challenging race experience just west of Philadelphia. The sprint distances include a 750m time..

Sep

14

Sunday

Game On! Palm Beaches Triathlon

Singer Island, Florida

Triathlon

Sep

14

Sunday

Devil's Challenge Triathlon

Baraboo, Wisconsin

Triathlon

Sep

14

Sunday

Buzzard's Bay Sprint Triathlon

Westport Point, Massachusetts

Triathlon

Sep

14

Sunday

Eagle in the Sun Triathlon

El Paso, Texas

Triathlon

Eagle in the Sun Triathlon is El Paso, Texas’s premier multisport event, entering its 16th year and welcoming individual competitors and relay teams. In-person events include an Individual Sprint (400..

Sep

14

Sunday

Lake Davidson Sprint Triathlon

Davidson, North Carolina

Triathlon

The Lake Davidson Sprint Triathlon, held in Davidson, NC, is a USAT-sanctioned event featuring a 750-meter swim, 12.7-mile bike ride, and a 5K run. Set on the scenic Trane Technologies campus, the swi..

Sep

14

Sunday

Island Girl Triathlon and Duathlon

La Marque, Texas

Triathlon

Island Girl Triathlon and Duathlon takes place at Lago Mar Lagoon in Texas City, Texas. The event offers a Sprint Triathlon (300-meter swim, 8-mile bike, 2-mile run) and a Duathlon (1-mile run, 8-mile..

Sep

14

Sunday

Rockaway Beach Triathlon

Queens County, New York

Triathlon

Rockaway Beach Triathlon/Duathlon takes place at Rockaway Beach Amphitheater on B95th Street, Queens, NY. The event, now in its 7th year, offers a seaside, boardwalk-oriented course with an open-water..

Sep

14

Sunday

Mudskipper US Missouri - Stockton Lake

Dadeville, Missouri

Aquathlon

Mudskipper US Missouri - Stockton Lake II is an endurance sports event held in Dadeville, Missouri, featuring swimrun and open water swimming races. The event offers multiple distances, including a 10..

Sep

14

Sunday

The Lake Carey Loop

Tunkhannock, Pennsylvania

Triathlon

The Lake Carey Loop in Tunkhannock, Pennsylvania is a sprint-distance triathlon around Lake Carey with four event options: Individual Swim Triathlon, Individual Paddle Triathlon, and Relay teams for s..

Sep

14

Sunday

OTILLO Swimrun Orcas Island

Eastsound, Washington

Aquathlon