Triathlon Calendar United States 2025-2026

Pat Griskus Olympic Triathlon

Middlebury, Connecticut

Triathlon

The Pat Griskus Olympic, Du, Sprint Triathlon is a well-established multi-sport event held at Quassy Amusement Park in Middlebury, Connecticut. Originating in 1987, the event features various race for..

The Prairie Triathlon

Roscoe, Illinois

Triathlon

The Prairie Triathlon at NorthPointe is a vibrant sporting event taking place in Roscoe, Illinois. Scheduled for June 14, 2025, it features a NorthPointe Prairie Triathlon and a Team Relay option. Par..

Wyckoff/Franklin Lakes Triathlon

Franklin Lakes, New Jersey

Triathlon

The Wyckoff/Franklin Lakes Triathlon is a competitive event promoting health and wellness, scheduled for June 14, 2025. Participants can choose between an individual triathlon or a relay team format...

AdventHealth Cool Sommer Mornings Triathlon

Clermont, Florida

Triathlon

The AdventHealth Cool Sommer Mornings Triathlon-Duathlon-5K Series #1 is a vibrant multisport event taking place in Clermont, Florida. This event features a variety of competitions, including a 5K Run..

Motor City Triathlon

Detroit, Michigan

Triathlon

The Motor City Triathlon is a multi-sport event taking place in Detroit, Michigan, featuring a variety of race formats. Participants can choose from an Olympic Triathlon, Sprint Triathlon, Super Sprin..

Lake Montclair Triathlon & Duathlon

Dumfries, Virginia

Triathlon

The Lake Montclair Triathlon & Duathlon is a well-established event in Northern Virginia, taking place at Dolphin Beach. Participants can choose from various formats, including a Sprint Triathlon, Dua..

Bozeman Triathlon

Bozeman, Montana

Triathlon

The Bozeman Triathlon, taking place at Glen Lake Rotary Park in Bozeman, Montana, features a variety of events catering to different skill levels. Participants can choose from the Olympic and Sprint i..

Wednesday

Tri Faster SwimRun

Brookfield, Wisconsin

Aquathlon

The Tri Faster SwimRun - Race #2 is an exciting event scheduled to take place at Fox Brook Park in Brookfield, WI. Participants can choose from various events, including a 1000m swim followed by a 5k..

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. This unique triathlon format challenges participants to co..