Triathlon Calendar United States 2025-2026

DQ Treasure Island Sprint Triathlon

Point Pleasant, New Jersey

Triathlon

The DQ Treasure Island Sprint Triathlon, held at Riverfront Park in Point Pleasant, New Jersey, offers a variety of multisport events including swim triathlon, duathlon, aquabike, and kayak triathlon..

South Padre Island Triathlon and South Texas State Championships

South Padre Island, Texas

Triathlon

The South Padre Island Triathlon and South Texas State Championships, held in South Padre Island, TX, is a multi-event triathlon competition featuring Sprint and Olympic distance races. The event incl..

MightyMan Montauk

Montauk, New York

Triathlon

MightyMan Montauk is a triathlon event held in Montauk, New York, a charming fishing and surfing town at the eastern tip of Long Island known for its natural beauty and sports enthusiasm. The event fe..

Robious Landing Triathlon

Midlothian, Virginia

Triathlon

The Robious Landing Triathlon, held at Robious Landing Park in Midlothian, Virginia, is a USAT-sanctioned event featuring multiple race options including a sprint triathlon, duathlon, aquabike, and yo..

Mudskipper U.S. Individual SwimRun Championships

Borden, Indiana

Aquathlon

The Mudskipper U.S. Individual SwimRun Championships, part of the Mudskipper Championship Series, will be held on September 28, 2025, at Deam Lake State Recreation Area in Borden, Indiana. This challe..

Mudskipper US Swimrun Indiana

Carwood, Indiana

Aquathlon

The Mudskipper US Swimrun Indiana III 2025, part of the Mudskipper Championship Series, is a dynamic swimrun event held at Deam Lake in Borden, Indiana. Scheduled for September 28, 2025, the event off..

Boilerman Triathlon

Monticello, Indiana

Triathlon

The Boilerman Triathlon is an annual Olympic distance triathlon held at White Oaks Campground on the shores of Lake Freeman in Monticello, Indiana. The event features a 1500-meter swim, 40-kilometer b..

South Seas Captiva Island Triathlon

Captiva Island, Florida

Triathlon

The South Seas Captiva Island Triathlon, held on Captiva Island, Florida, offers a scenic and beginner-friendly multisport event featuring swim, bike, and run segments. Participants can choose from se..

J-Hawk Latebird Race Series Olympic Triathlon

Whitewater, Wisconsin

Triathlon

The J-Hawk Latebird Race Series in Whitewater, Wisconsin, offers a variety of multi-sport events including Olympic, Sprint, and SuperSprint triathlons, duathlons, and AquaBike races. Held at UW-Whitew..

DJFE Triathlon Race Series

Santa Rosa, California

Triathlon

The 2025 DJFE Triathlon Race Series takes place in Santa Rosa, California, offering a welcoming and non-competitive environment ideal for all skill levels. The event features multiple race options inc..

Atlantic Triathlon

Far Rockaway, New York

Triathlon

The Atlantic Triathlon takes place at Rockaway Beach in Far Rockaway, New York, offering scenic ocean views and a smooth concrete boardwalk ideal for running and biking. The event features an individu..

Tuesday

Street2Feet Mindfulness Triathlon

San Antonio, Texas

Triathlon

The Street2Feet Mindfulness Triathlon, held at the Historic Pearl in San Antonio, Texas, is a unique event emphasizing the connection of spirit, mind, and body through movement, community, and service..

October 2025

Mermaid Triathlon & Duathlon Capitola

Capitola, California

Triathlon

The Mermaid Triathlon & Duathlon Capitola, held at Capitola Beach, California, is California's longest-running women's triathlon, celebrating its 21st year in 2025. The event features multiple race op..

Castle Creek Triathlon

Peoria, Illinois

Triathlon

The Castle Creek Triathlon, held at Lake Pleasant's Castle Creek Boat Ramp in Arizona, offers a challenging multisport experience set against the stunning Southwestern desert landscape. Participants c..

Mattoon Last Chance Triathlon

Mattoon, Illinois

Triathlon

The Mattoon Last Chance Triathlon, held in Mattoon, Illinois, features a sprint-distance course starting and finishing at the Mattoon Area Family YMCA. The event includes a 275-yard indoor pool swim,..

Nat Greene's Revenge Triathlon

Greensboro, North Carolina

Triathlon

Nat Greene's Revenge Triathlons and Duathlon is a full-day multisport event held at Lake Brandt Marina in Greensboro, North Carolina. The 2025 season finale features morning on-road races including a..

Idaho High Mountain Triathlon

Yellow Pine, Idaho

Triathlon

The Idaho High Mountain Triathlon, held in eastern Valley County, Idaho, is a challenging event that showcases the region's unique topography. Starting at Warm Lake (elevation 5,300 feet) and finishin..

Sandling Beach Triathlon Festival

Wake Forest, North Carolina

Triathlon

The Sandling Beach Triathlon Festival, held at Sandling Beach State Recreation Area in Wake Forest, North Carolina, is the final event of the North Carolina Triathlon Series and serves as the 2025 USA..

4-5

Sa - Su

Baltimore Triathlon Festival

Chase, Maryland

Triathlon

The Baltimore Triathlon Festival is a popular two-day event held at the scenic Hammerman Area of Gunpowder State Park in Chase, Maryland. Scheduled for early October 2025, the festival features sprint..