United States
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Alabama10
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Alaska2
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Arizona12
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Arkansas2
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California33
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Colorado5
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Connecticut6
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Delaware3
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District of Columbia
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Florida50
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Georgia13
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Hawaii1
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Idaho13
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Illinois21
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Indiana7
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Iowa11
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Kansas3
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Kentucky5
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Louisiana4
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Maine6
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Maryland16
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Massachusetts11
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Michigan27
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Minnesota21
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Mississippi4
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Missouri11
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Montana6
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Nebraska3
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Nevada
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New Hampshire1
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New Jersey29
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New Mexico2
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New York41
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North Carolina27
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North Dakota
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Ohio14
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Oklahoma8
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Oregon6
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Pennsylvania18
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Puerto Rico
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Rhode Island
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South Carolina10
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South Dakota
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Tennessee23
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Texas43
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Utah10
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Vermont
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Virginia29
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Washington19
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West Virginia3
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Wisconsin26
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Wyoming1
Triathlon Calendar United States 2025-2026

Explore the best triathlons in the United States for 2025-2026! Our updated list features 618 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
July 2025
The IRONMAN 70.3 Oregon is a premier triathlon event held in Salem, Oregon, featuring a scenic 1.2-mile swim in the Willamette River, a 56-mile bike ride through picturesque wine country, and a flat 1..
The Omaha Triathlon, taking place at Lake Cunningham, is the only Olympic distance triathlon in Nebraska and will be held on July 20, 2025. This event features a variety of race options, including ind..
The Green Lake Triathlon is an annual event that is part of the Wisconsin Tri Series, attracting participants from across the Midwest. Set in the scenic Green Lake area, the triathlon features a calm..
The TridelSol Olympic Triathlon is a multi-sport event taking place at YMCA Camp Manitou Lin in Middleville, Michigan. Scheduled for July 20, 2025, it features a variety of races including Olympic, Sp..
The Buzz Ryan Triathlon, scheduled for July 20, 2025, in Duluth, MN, features a variety of events including the Buzz Course, Half-Buzzed Course, and relay options. Participants can choose between indi..
The Georgia Peach Women's Sprint Triathlon is an exciting athletic event scheduled for July 20, 2025, at Lake Lanier Olympic Park in Gainesville, Georgia. This triathlon features three competitive cat..
The Montauk Lighthouse Triathlon is a scenic and challenging event held in Montauk, New York. Participants can choose from various formats, including Individual, Relay, AquaBike, and BikeRun. The race..
The Montana Women's Triathlon is a welcoming multisport event designed to empower women of all ages and abilities to lead healthy lifestyles through sport. Scheduled for July 20, 2025, in Helena, MT,..
The Ballwin Triathlon, hosted by MSE Racing in partnership with the City of Ballwin, is a popular annual event that will take place on July 20, 2025. This USAT-sanctioned triathlon features a 300-yard..
The Janney and the Y North Park Triathlon/Aquabike is a multi-sport event taking place in Allison Park, PA. Scheduled for July 20, 2025, it features three main events: the North Park Triathlon, the Aq..
The Indian River Kayak Bike Biathlon is an exciting annual event taking place in Indian River, Michigan. Participants engage in a 2.24-mile kayaking segment on the scenic Inland Waterway, followed by..
The Republic Tiger Tri 2024 is a multi-sport event taking place in Republic, Missouri, from July 25 to July 26, 2025. The event features a variety of competitions, including a Sprint Triathlon, Super..
The Lake Springfield Triathlon, scheduled for July 26, 2025, in Springfield, Illinois, offers a variety of competitive events for athletes of all levels. Participants can choose from individual and re..
The IRONMAN 70.3 Boise is an exciting triathlon event set in the picturesque city of Boise, Idaho. Athletes will experience a challenging course that includes a swim in the scenic Boise River, a bike..
TriMillennium is a prominent multi-sport event held in Millennium Park, Grand Rapids, Michigan, featuring Olympic and Sprint distance triathlons, duathlons, and aquabikes. The Olympic race includes a..
The Mountain Lakes Triathlon, set for July 26, 2025, in Guntersville, Alabama, is a celebrated event in the triathlon community, marking its 38th annual occurrence. Participants can choose from variou..
The Lake Country Triathlon, taking place on July 26, 2025, in Oconomowoc, Wisconsin, is a premier endurance event celebrating its 10th anniversary. Participants can choose from various race formats, i..
The Pass It Along Triathlon is a one-day event held at Lake Mohawk Country Club in Sparta, NJ, featuring USAT-sanctioned Sprint and Olympic courses, as well as a Swim Only option. This triathlon cater..
The Ugly Dog Triathlon, taking place in Grass Lake, Michigan, is a beginner-friendly multisport event scheduled for July 26, 2025. The event features various races, including Sprint and Super Sprint T..
The DQ Laurel Lake Triathlon, Duathlon, Aquabike, Aquathlon, and Super Sprint Triathlon is a multi-sport event held in Millville, NJ, honoring William Laubengeyer. Scheduled for July 26, 2025, the eve..
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Alabama10
-
Alaska2
-
Arizona12
-
Arkansas2
-
California33
-
Colorado5
-
Connecticut6
-
Delaware3
-
District of Columbia
-
Florida50
-
Georgia13
-
Hawaii1
-
Idaho13
-
Illinois21
-
Indiana7
-
Iowa11
-
Kansas3
-
Kentucky5
-
Louisiana4
-
Maine6
-
Maryland16
-
Massachusetts11
-
Michigan27
-
Minnesota21
-
Mississippi4
-
Missouri11
-
Montana6
-
Nebraska3
-
Nevada
-
New Hampshire1
-
New Jersey29
-
New Mexico2
-
New York41
-
North Carolina27
-
North Dakota
-
Ohio14
-
Oklahoma8
-
Oregon6
-
Pennsylvania18
-
Puerto Rico
-
Rhode Island
-
South Carolina10
-
South Dakota
-
Tennessee23
-
Texas43
-
Utah10
-
Vermont
-
Virginia29
-
Washington19
-
West Virginia3
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Wisconsin26
-
Wyoming1