Triathlon Calendar United States 2025-2026

Wednesday

Brick Endurance Summer Triathlon Series

Durham, North Carolina

Triathlon

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

Xterra Lory

Fort Collins, Colorado

Cross Triathlon

XTERRA Lory is an exciting off-road triathlon event taking place in Fort Collins, Colorado, as part of the XTERRA World Tour. Scheduled for June 21, 2025, participants can engage in a thrilling race t..

Jordanelle Triathlon

Kamas, Utah

Triathlon

The Jordanelle Triathlon, held at Jordanelle State Park in Kamas, Utah, is a celebrated event recognized as one of Triathlete Magazine’s Top 100 events in the nation. This triathlon features a stunnin..

Blackfoot Kicker Triathlon

Blackfoot, Idaho

Triathlon

The Blackfoot Kicker Triathlon is set to take place at Jensen Grove in Blackfoot, Idaho, on June 21, 2025. Organized by Tri Peaks Epic Events, this triathlon features various categories, including spr..

River Trail Adventure Triathlon

Lowell, Michigan

Triathlon

The River Trail Adventure Triathlon, scheduled for June 21, 2025, in Lowell, MI, features a unique format that replaces swimming with kayaking. Participants can choose between two race distances: the..

Wisconsin Triterium Triathlon

Verona, Wisconsin

Triathlon

The Wisconsin Triterium Triathlon is an annual event held at Fireman’s Park in Verona, Wisconsin, as part of the Wisconsin Tri Series. This triathlon caters to all levels of athletes, offering both sp..

Whitehouse Multi-Sport Festival

Whitehouse, Ohio

Triathlon

The Whitehouse Multi-Sport Festival is a premier sporting event held in Whitehouse, Ohio, featuring a variety of competitions including a triathlon, duathlon, and a super-sprint relay triathlon. Parti..

Hilton Head Beach Bum Triathlon

Hilton Head Island, South Carolina

Triathlon

The Hilton Head Beach Bum Triathlon & Duathlon is a vibrant annual event held at Coligny Beach Park, Hilton Head Island, SC. Celebrating its 23rd year, the event features a triathlon (500m ocean swim,..

Turtleman Triathlon - Jupiter

Jupiter, Florida

Triathlon

The Turtleman Triathlon, set to take place in Jupiter, Florida, features a variety of events including the Super Sprint, Sprint, Sprint Relay, Sprint Duathlon, and Sprint Aquabike. Participants will e..

Against the Tide Brewster (Cape Cod)

Brewster, Massachusetts

Triathlon

Against the Tide Brewster is a family-friendly multi-sport event organized by the Massachusetts Breast Cancer Coalition (MBCC) to raise funds for breast cancer prevention initiatives. Participants can..

Trivium Triple Threat Triathlon

Burlington, North Carolina

Triathlon

The Trivium Triple Threat Triathlon is an exciting multisport event taking place at Lake Cammack Park & Marina in Burlington, North Carolina. Participants will tackle a unique format that involves com..

Trestle Hustle

Madrid, Iowa

Duathlon

The Trestle Hustle is an annual running event hosted by the Boone County Hospital Foundation, featuring a variety of races including a Duathlon, 5K, and 10K, as well as virtual options. The event welc..

La Crema Cal Tri Sonoma

Guerneville, California

Triathlon

The 2025 La Crema Cal Tri Sonoma is a multi-sport event taking place in Guerneville, California, featuring a variety of races including Sprint and Olympic triathlons, SwimBike events, and a 5K run. Th..

Old College Triathlon

Denton, Texas

Triathlon

The Old College Tri & 5K is a vibrant athletic event scheduled for June 22, 2025, in Denton, Texas. Participants can engage in various competitions, including the Old College Tri Sprint across multipl..

Ironman 70.3 Rockford Illinois

Rockford, Illinois

Triathlon

The IRONMAN 70.3 Rockford, Illinois, is an exciting triathlon event that features a swim in the scenic Rock River, a picturesque bike ride through rural Illinois, and a flat run along beautiful trails..

Ironman 70.3 Coeur d'Alene

Coeur d'Alene, Idaho

Triathlon

The IRONMAN 70.3 Coeur d'Alene is a premier triathlon event set in the picturesque town of Coeur d'Alene, Idaho. Athletes will tackle a 1.2-mile swim in the pristine Lake Coeur d'Alene, followed by a..

Tulsa Tri

Barnsdall, Oklahoma

Triathlon

The Tulsa Area Triathletes Tulsa Tri 2025 is set to take place at Twin Cove Point, Birch Lake in Barnsdall, Oklahoma. This event features a variety of races, including Sprint and Olympic triathlons, A..

She Tris Sprint Triathlon - Charlotte

Charlotte, North Carolina

Triathlon

The She Tris Sprint Triathlon in South Charlotte, NC, is an empowering event designed exclusively for women of all skill levels. Scheduled for June 22, 2025, participants can choose from various forma..

Stissing Triathlon

Pine Plains, New York

Triathlon

The Stissing Triathlon, held in Pine Plains, New York, features a scenic and challenging course that includes a Sprint Triathlon, AquaBike, and Relay Team options. Participants will tackle an 800-yard..