United States
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Alabama9
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Alaska2
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Arizona12
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Arkansas2
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California34
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Colorado5
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Connecticut5
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Delaware3
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District of Columbia
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Florida49
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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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Michigan29
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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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Texas44
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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 621 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
June 2025
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 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..
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...
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..
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..
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..
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..
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..
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 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..
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..
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..
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..
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..
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..
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,..
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 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..
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..
The Trestle Hustle is an annual running event held at the High Trestle Trail in Madrid, organized by Boone County Hospital. The 15th edition took place in June 2024, attracting over 100 participants f..
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Alabama9
-
Alaska2
-
Arizona12
-
Arkansas2
-
California34
-
Colorado5
-
Connecticut5
-
Delaware3
-
District of Columbia
-
Florida49
-
Georgia13
-
Hawaii1
-
Idaho13
-
Illinois21
-
Indiana7
-
Iowa11
-
Kansas3
-
Kentucky5
-
Louisiana4
-
Maine6
-
Maryland16
-
Massachusetts11
-
Michigan29
-
Minnesota21
-
Mississippi4
-
Missouri11
-
Montana6
-
Nebraska3
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Nevada
-
New Hampshire1
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New Jersey29
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New Mexico2
-
New York41
-
North Carolina27
-
North Dakota
-
Ohio14
-
Oklahoma8
-
Oregon6
-
Pennsylvania18
-
Puerto Rico
-
Rhode Island
-
South Carolina10
-
South Dakota
-
Tennessee23
-
Texas44
-
Utah10
-
Vermont
-
Virginia29
-
Washington19
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West Virginia3
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Wisconsin26
-
Wyoming1