Triathlon Calendar United States 2025-2026

Aug

9

Saturday

Coeur d'Alene Triathlon

Coeur d'Alene, Idaho

Triathlon

The Coeur d'Alene Triathlon, known as The Scenic Challenge, is a celebrated race held annually in Coeur d'Alene, Idaho, with its 41st edition scheduled for August 9, 2025. The event features an Olympi..

Aug

9

Saturday

Rock the Quarry Triathlon

Goshen, Indiana

Triathlon

The Rock the Quarry Triathlon and Mile Swim, held annually at Fidler Pond Park in Goshen, Indiana, offers a unique sprint triathlon and open water swim experience in a former rock quarry. Scheduled fo..

Aug

9

Saturday

Twin Lakes Triathlon

Manson, Iowa

Triathlon

The Twin Lakes Triathlon, held in Manson, Iowa, features two main events: the Sprint Triathlon and the Super Sprint Triathlon. The Sprint Triathlon includes a 500-meter swim, 12-mile bike ride, and 3-..

Aug

9

Saturday

Atlantic City Triathlon

Atlantic City, New Jersey

Triathlon

The Atlantic City Triathlon, held annually at Bader Field in Atlantic City, New Jersey, offers both Sprint and Olympic distance events, making it suitable for beginners and seasoned triathletes alike...

Aug

9

Saturday

Lake Lure Triathlon

Lake Lure, North Carolina

Triathlon

The Lake Lure Sprint Triathlon is a popular athletic event held in the scenic town of Lake Lure, North Carolina. This triathlon features individual and relay categories, welcoming participants aged 10..

Aug

9

Saturday

Kill Creek Park Triathlon

Olathe, Kansas

Triathlon

The Kill Creek Park Triathlon, held in Olathe, Kansas, offers a variety of sprint-distance multisport events including triathlon, duathlon, aquabike, and aquathlon. The sprint triathlon features a 500..

Aug

9

Saturday

Lake Max Triathlon

Culver, Indiana

Triathlon

The Lake Max Triathlon and Duathlon takes place at the Culver Academies campus in Culver, Indiana. This USAT-sanctioned event features an adult triathlon with a 400-meter swim, 11-mile bike ride, and..

Aug

9

Saturday

Sage City Triathlon

Monticello, Illinois

Triathlon

The Sage City Triathlon, held annually in Monticello, Illinois, offers events suitable for beginners and elite triathletes alike. The race features a Sprint Triathlon with a 300m swim, 13.5-mile bike,..

Aug

9

Saturday

Summer Sizzler - Grand Island

Grand Island, New York

Triathlon

The Summer Sizzler in Grand Island, NY, is a multi-discipline race event featuring several formats including the Formula 1 Triathlon, Sprint Triathlon, Aquabike, and Duathlon, with options for individ..

Aug

9

Saturday

Northwoods Triathlon

Nevis, Minnesota

Triathlon

The Northwoods Triathlon, held annually in Nevis, Minnesota, is a well-established event now in its 22nd year. Sponsored by the Nevis Civic and Commerce Association, the triathlon supports local healt..

Aug

9

Saturday

East Canyon Triathlon

Morgan, Utah

Triathlon

The East Canyon Triathlon, held in Morgan, Utah, offers both Sprint and Olympic distance races set against stunning scenery. This 12th edition features a fast, technical bike course starting at East C..

Aug

9

Saturday

CCC Day Run-Paddle Duathlon

Greentown, Pennsylvania

Duathlon

The CCC Day Run-Paddle Duathlon, hosted by the Friends of Promised Land State Park, takes place at Promised Land State Park in Greentown, PA. This adult-only event features a 5k run along scenic North..

Aug

9

Saturday

Tri To Help Triathlon

Quincy, Illinois

Triathlon

The Tri To Help Sprint Triathlon is held in Quincy, Illinois, at the Sheridan Swim Club. This sprint triathlon features a 400-meter pool swim, a 14-mile bike ride, and a 3.1-mile run. The event offers..

Aug

9

Saturday

Double Dash

Madison, Mississippi

Triathlon

The Double Dash is a unique triathlon event held in Madison, Mississippi, at Reunion Village Green. Unlike traditional triathlons, this race features a short-course, double-lap format where participan..

Aug

9

Saturday

Huntsville Triathlon

Huntsville, Alabama

Triathlon

The Huntsville Sprint Triathlon, held annually in Huntsville, Alabama, features a sprint-distance course with a 400-meter pool swim, approximately 8-mile bike ride, and a 3-mile run. The swim takes pl..

Aug

9

Saturday

White Squirrel Triathlon

Olney, Illinois

Triathlon

The White Squirrel Triathlon, held annually in Olney, Illinois, is a sprint/beginner triathlon welcoming athletes of all levels. The 14th edition takes place at Musgrove Park and Aquatic Center, featu..

Aug

9

Saturday

Mark Mellon Triathlon

Gaylord, Michigan

Triathlon

The Mark Mellon Triathlon & 5k takes place at Otsego Lake County Park in Gaylord, Michigan. This event features multiple race options including a Sprint Triathlon (750m swim, 20k bike, 5k run), Sprint..

Aug

9-10

Sa - Su

Hermosa Beach Triathlon

Hermosa Beach, California

Triathlon

The Hermosa Beach Triathlon is a beginner-friendly sprint triathlon held annually along the scenic Hermosa Beach coastline in Southern California. The event features a ¼-mile ocean swim, a 10-mile coa..

Aug

9

Saturday

Iron Eagle Paddle & Run

Indianapolis, Indiana

Multisport

The Iron Eagle Paddle & Run is an annual adventure race held at Eagle Creek Park in Indianapolis, Indiana. Scheduled for August 9, 2025, this event features a unique combination of trail running and p..

Aug

9-10

Sa - Su

Cowboy Tough Adventure Race

Cheyenne, Wyoming

Multisport

The Cowboy Tough Adventure Race, held at Curt Gowdy State Park near Cheyenne, Wyoming, is a multi-discipline event featuring running, mountain biking, paddling, and navigation. It offers three race fo..