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 Jamesport Triathlon, scheduled for July 13, 2025, in Riverhead, NY, offers a scenic and challenging experience for participants. Athletes can choose from various events, including an Individual Ad..
The Grand Haven Triathlon, scheduled for July 13, 2025, offers a variety of events including Sprint and Olympic Triathlons, as well as Duathlons. Set in the scenic backdrop of Grand Haven, Michigan, p..
The Mountain Man Triathlon, established in 1984, is one of the longest-running triathlons in the Western United States. Set against the stunning backdrop of the San Francisco Peaks, Lake Mary, and Mor..
The Tri Faster SwimRun - Race #3 is an exciting multi-sport event taking place at Fox Brook Park in Brookfield, WI. Participants can choose from various events, including a 1000m swim followed by a 5k..
The NSR Summer Camp, hosted by Negative Split Racing, offers an exceptional triathlon training experience in Ardmore, OK. Celebrating its 17th year, the camp features fully supported swim, bike, and r..
The Great American Triathlon, taking place in Rancho Cordova, CA, is a premier outdoor sporting event that celebrates its 5th annual edition on July 19, 2025. This unique triathlon features a challeng..
The Turtleman Triathlon, held at Turtle Lake Park in Shoreview, Minnesota, is one of the state's oldest triathlons, catering to both novice and experienced athletes. Participants can choose between Sp..
The Cereal City Triathlon & Duathlon, scheduled for July 19, 2025, in Battle Creek, MI, is a vibrant multi-sport event held at Willard Beach Park. Participants can choose from various formats, includi..
The Territorial Triathlon Series, organized by TRI-It Racing Clubs, features a variety of events including Olympic, Sprint, and Super Sprint distances, as well as Aquabike options. Set to take place a..
The Park 2 Park Triathlon is an exciting multi-sport event taking place at StageCoach Lake in Hickman, Nebraska. Participants can compete solo or in teams of two, engaging in a sequence of running, ka..
The Sunrise Side Triathlons & Duathlon is a multi-sport event taking place in East Tawas, Michigan. Scheduled for July 19, 2025, it features a variety of competitions including Olympic Triathlon, Spri..
TriWalloon is a popular triathlon event held in Walloon Village, Michigan, featuring a stunning backdrop of Walloon Lake. The event includes various competitions such as a Sprint Triathlon, Duathlon,..
The Tri In July is a sprint triathlon event taking place in Bartlesville, Oklahoma, designed to benefit the Richard Kane YMCA Scholarship program. Participants will tackle a 400m pool swim, followed b..
The TRI Mountain Lake event is a sprint triathlon taking place in Liberty Township, New Jersey. It features a 1/4 mile swim, a 15-mile bike ride, and a 3-mile run, showcasing the scenic beauty of Moun..
The Nantucket Triathlon is a popular athletic event scheduled for July 19, 2025, at Jetties Beach in Nantucket, MA. Participants can compete as individuals or in relay teams of two or three members. T..
The Sullivan Lake Triathlon 2025 is set to take place in the scenic Sullivan Lake Recreational Area of the Colville National Forest, near Metaline Falls, Washington. This exciting event features a spr..
The 2025 Cal Tri Williamsburg is a multi-sport event taking place at Jamestown Beach Park in Williamsburg, Virginia. This triathlon features a variety of race options, including Sprint and Olympic dis..
The Crystal Lake Aquathon, taking place on July 20, 2025, at Three Oaks Recreation Area in Crystal Lake, IL, is the only aquathon event in Illinois. This annual competition features various timed race..
The Pioneer Power Sprint Triathlon & 5K is a multi-sport event taking place at Texas Woman's University in Denton, Texas. Participants can compete individually or as part of a team in the triathlon, w..
The IRONMAN 70.3 Ohio is a premier triathlon event held in Sandusky, Ohio, known for its scenic coastal setting along Lake Erie. Participants kick off the race with a unique ferry swim start, followed..
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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
-
Wisconsin26
-
Wyoming1