Triathlon Calendar United States 2025-2026

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Explore the best triathlons in the United States for 2025-2026! Our updated list features 622 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 ConcreteMan & ConcreteKids Triathlon is a celebrated annual event taking place in Rogersville, Missouri, known as the oldest triathlon in the state. Scheduled for June 27-28, 2025, this event feat..
The Tri Goddess Triathlon is a vibrant event celebrating women of all abilities, encouraging them to achieve new fitness goals through triathlon participation. Scheduled for June 28, 2025, in Grass La..
The Mind Over Matter Triathlon is a USA Triathlon sanctioned event taking place at Coconut Cove RV Resort in Hazel Green, Wisconsin. Scheduled for June 28-29, 2025, this triathlon serves as a fundrais..
The Tremont Triathlon, scheduled for June 28, 2025, in Tremont, Illinois, features a variety of events catering to different skill levels. Participants can choose from the Main Triathlon, which includ..
The Whitefish Lake Triathlon, scheduled for June 28, 2025, is a classic triathlon event held in Whitefish, Montana. Participants can choose between a Sprint Triathlon and a Sprint Tri Team Relay. The..
The Secret City Sprint Triathlon, taking place in Oak Ridge, TN, features a variety of events including the Sprint Triathlon, Athena, Clydesdale, Mixed Relay, and Aquabike. Participants will swim 500..
The Kinship Average Jo Triathlon, hosted by Kinship of the Perham Area, is set to take place on June 28, 2025, at Paul Miller Park in Perham, Minnesota. This annual event features a 1/3-mile swim in L..
The Broome County Parks Triathlon 2025 is set to take place at Dorchester Park in Whitney Point, NY. This event features multiple competitions, including an individual triathlon, a team triathlon, an..
The Thurmond Triathlon is a beginner-friendly event scheduled for June 28, 2025, in the historic town of Thurmond, West Virginia. Participants can choose to compete as solo individuals, in pairs, or a..
The Black Diamond Triathlon, scheduled for June 28, 2025, at Nolte State Park in Enumclaw, WA, offers a variety of events including Olympic, Sprint, AquaBike, Super Sprint, and relay options. Particip..
Mikayla's Voice Tri For Inclusion is an inclusive triathlon event held annually in Allentown, PA, designed for participants of all abilities. The event features both short and long course options, enc..
The 2024 Wolfpack Super Sprint Aquathlon Race, sanctioned by USA Triathlon, is set to take place in San Jose, California. This exciting event features a series of youth aquathlon races for various age..
The VA Super Tri is an innovative triathlon event scheduled for June 28, 2025, in Midlothian, Virginia. This unique competition features a series of five mini triathlons, each consisting of a 125m swi..
The Old Hickory Lake Sprint Triathlon, scheduled for June 28, 2025, in Hendersonville, TN, is an exciting multi-sport event organized by the Hendersonville Endurance Athletic Team (HEAT). Participants..
XTERRA Tahoe City is an exciting outdoor sports event scheduled for June 28, 2025, in Tahoe City, United States. As part of the XTERRA World Tour, it features a range of races, including off-road tria..
The St. Louis Triathlon, scheduled for June 29, 2025, is a premier multi-sport event held at Creve Coeur Park in Maryland Heights, Missouri. This exciting triathlon features a variety of race formats,..
The Manitou Triathlon, managed by Midwest Multisport Races, takes place at the scenic Ramsey County Beach in White Bear Lake. This event offers various race options, including Sprint and Olympic dista..
The 2025 Lake Pflugerville Triathlon is a family-friendly event scheduled for June 29, 2025, in Pflugerville, Texas. Participants can choose from various race formats, including Olympic and Sprint dis..
The Camp JCC Aquathlon and 5k is an exciting event taking place at a scenic camp in Medford, NJ. Participants can choose from various events, including a 400 Meter Swim/5k Run, an 800 Meter Swim/5k Ru..
The TriWaco Triathlon is an annual event held in Waco, Texas, featuring a variety of triathlon formats, including Sprint and Olympic distances. Participants can choose from several categories, such as..