Triathlon Calendar United States 2025-2026

Jun

27

Saturday

XTERRA Tahoe City

Tahoe City, California

Triathlon

XTERRA Tahoe City is an off-road triathlon event held in the scenic Tahoe City, United States, as part of the XTERRA World Tour. The race features multiple distances, including a full-distance triathlon with a 1500m swim in the crystal-clear waters o..

Jun

28

Sunday

Pleasant Prairie Triathlon

Kenosha, Wisconsin

Triathlon

Jun

28

Sunday

Stissing Triathlon

Pine Plains, New York

Triathlon

The Stissing Triathlon, held in Pine Plains, New York, offers a scenic and challenging race experience about two hours north of NYC. The event features a Sprint Triathlon and an AquaBike race, both including an 800-yard swim, a 12.6-mile hilly bike c..

Jun

28

Sunday

St. Louis Triathlon

St. Louis, Missouri

Triathlon

Event overview The Lou Fusz Subaru St. Louis Triathlon is a USAT-sanctioned state championship triathlon held at Creve Coeur Park in Maryland Heights / Saint Louis on June 28, 2026. The event is organized in partnership with St. Louis County Parks, t..

Jun

28

Sunday

Cal Tri La Crema

Guerneville, California

Triathlon

Event details The 2026 Cal Tri La Crema takes place on Sunday, June 28, 2026 in Guerneville, California. The race offers seven event options: three Olympic-distance events (Triathlon, SwimBike, and a 1640 yards swim) and four Sprint-distance events (..

Jul

4

Saturday

Freedom Springs Triathlon

Marianna, Florida

Triathlon

Freedom Springs Triathlon takes place at Blue Springs Recreation Park, 5461 Blue Springs Road, Marianna, Florida. The sprint triathlon features a 400-meter swim in spring water (68F; wetsuits allowed), a 10-mile out-and-back bike, and a 5K run that b..

Jul

11

Saturday

Ironman 70.3 Muncie

Muncie, Indiana

Triathlon

Jul

11

Saturday

Litchfield Hills Triathlon

New Hartford, Connecticut

Triathlon

The Litchfield Hills Triathlon, held in New Hartford, Connecticut, is an Olympic-distance event featuring a 1500m swim, 40K bike ride, and 10K run. Participants start with a swim in the pristine waters of West Hill Lake, known as one of Connecticut's..

Jul

11

Saturday

Oconto Falls Dri-Tri

Oconto Falls, Wisconsin

Triathlon

The Oconto Falls Dri-Tri is a multi-sport event held in Oconto Falls, Wisconsin, featuring a scenic course that includes paddling, biking, and running. Participants start by paddling about half a mile upstream on the Oconto River, followed by a bike..

Jul

11

Saturday

Echo Triathlon

Coalville, Utah

Triathlon

Echo Triathlon : Overview The Echo Triathlon takes place in Coalville, Utah, at Echo Reservoir - South Beach Campground on July 11, 2026. This is the 24th annual running of the event. The course features a bike route through Echo Canyon and a run on..

Jul

11

Saturday

Timberman Triathlon

Cohasset, Minnesota

Triathlon

Jul

12

Sunday

Philadelphia Triathlon

West Philadelphia, Pennsylvania

Triathlon

The Women's Philadelphia Triathlon is an all-women’s event held in Fairmount Park, Philadelphia, Pennsylvania. The weekend features multiple sprint formats, led by a Sprint Triathlon of a 300-meter pool swim, 9-mile bike, and 5K run; a Sprint Duathlo..

Jul

12

Sunday

Jamesport Triathlon

North Fork, New York

Triathlon

The Jamesport Triathlon, held in Riverhead, New York, is a multi-event race featuring swim, bike, and run segments. The main course includes a 500-meter swim, a 25-kilometer bike ride, and a 5-kilometer run. The event offers various categories such a..

Jul

12

Sunday

Scenic Mountain Triathlon

Richwood, West Virginia

Triathlon

Jul

12

Sunday

Ironman 70.3 Musselman

Geneva, New York

Triathlon

Jul

16-19

Th - Su

NSR Summer Camp

Ardmore, Oklahoma

Triathlon

Jul

18

Saturday

Delta Lake Triathlon

Rome, New York

Triathlon

Jul

18-19

Sa - Su

San Clemente Ocean Festival

San Clemente, California

Multisport

The 2025 San Clemente Ocean Festival in San Clemente, California is a family-friendly sporting event billed as “The Greatest Show on Surf.” The athletic lineup features the Dory boat races, a 5K beach run, and a one-mile swim, plus the Groms Rule Sur..

Jul

18

Saturday

Great American Triathlon

Rancho Cordova, California

Triathlon

Jul

18

Saturday

Cereal City Triathlon

Springfield, Michigan

Triathlon

The Cereal City Triathlon and Duathlon is held at Willard Beach Park in Battle Creek, Michigan. The event features a sprint-distance triathlon (500-meter swim in Goguac Lake, 12.4-mile bike, 5K run) and a sprint-distance duathlon, with 2- and 3-perso..